Professional and technical services — page 8 of 44
12,985 companies, type “Professional and technical services”.
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| Place | Company | Record ID | Sector | Since |
|---|---|---|---|---|
| Nashua, NH | CCSOLTECH LLC | H5CE55CA2BDA | Professional and technical services | — |
| Shirley, NY | CD BIOSCIENCES INC DBA CREATIVE DIAGNOSTICS CREATIVE BIOMART | H123F293ABB5 | Professional and technical services | — |
| East Windsor, NJ | CDATASYSTEMS INC | HDBBC5652A0A | Professional and technical services | — |
| Saint Louis, MO | CDG ENGINEERS INC | H5B3B280F050 | Professional and technical services | — |
| Itasca, IL | CDH P C | H2ABB7C8A2C4 | Professional and technical services | — |
| San Ramon, CA | CDI SOLUTIONS INC | H78902FB6D86 | Professional and technical services | — |
| Hoffman Estates, IL | CDK GLOBAL LLC | H2E4583B8FF7 | Professional and technical services | — |
| Royal Oak, MI | CDL MARKETING GROUP LLC DBA CAREER NOW BRANDS | H2E0E07B306E | Professional and technical services | — |
| Boston, MA | CDM SMITH INC | HE906DE17EBA | Professional and technical services | — |
| Irving, TX | CDRP TECHNOLOGIES LLC | HF2B9203E01A | Professional and technical services | — |
| Malvern, PA | CDS GLOBAL SERVICES INC | H6931ACD3B32 | Professional and technical services | — |
| San Jose, CA | CDS VISUAL INC | H89C226D2AEB | Professional and technical services | — |
| Houston, TX | CEC CONTROLS COMPANY INC | H81CB2F8A79C | Professional and technical services | — |
| Plano, TX | CEDENT CONSULTING INC | HB481C2F2245 | Professional and technical services | — |
| New York, NY | CEDRUS DIGITAL | H8D4EFF10F52 | Professional and technical services | — |
| Overland Park, KS | CEENA LLC | HFD86584ADDE | Professional and technical services | — |
| San Jose, CA | CELANDYNE SOFTWARE SOLUTIONS LLC | H0D6829B1799 | Professional and technical services | — |
| Folsom, CA | CELER SYSTEMS INC | H25700DA57AD | Professional and technical services | — |
| Houston, TX | CELERITY IT STFNG CONSLTG SVCS INC | HB20CE2F1052 | Professional and technical services | — |
| Houston, TX | CELERSOFT LLC | H44DBACC5AFE | Professional and technical services | — |
| Edison, NJ | CELESDATA INC | H645D3893746 | Professional and technical services | — |
| San Mateo, CA | CELIGO INC | HE9317F3663D | Professional and technical services | — |
| Valley Stream, NY | CELIN MUNOZ CONSULTING ENGINEER PC | H852DD221A05 | Professional and technical services | — |
| Danvers, MA | CELL SIGNALING TECHNOLOGY INC | H44830DCA9E4 | Professional and technical services | — |
| Richmond, VA | CELLF BIO LLC | H78D5B6F39B6 | Professional and technical services | — |
| Frisco, TX | CELNET INC | H87FAC1CE575 | Professional and technical services | — |
| New York, NY | CELONIS INC | HF16E6B5996E | Professional and technical services | — |
| Charlotte, NC | CELORIS TECH LLC | H54C1DCE4EDB | Professional and technical services | — |
| Scottsdale, AZ | CELTIC CROSS HOLDINGS, INC. | H46DE9F6A41D | Professional and technical services | — |
| Montvale, NJ | CEM BUSINESS SOLUTIONS INC | HC330D31C357 | Professional and technical services | — |
| Dublin, OH | CEM TECHNOLOGY INC | H530F43DD082 | Professional and technical services | — |
| — | CEMVITA FACTORY INC | HD103802AB22 | Professional and technical services | — |
| Irving, TX | CENIT HUB INC | H92897839228 | Professional and technical services | — |
| Austin, TX | CENSIUS INC | H85429D533EF | Professional and technical services | — |
| Lawrence Township, NJ | CENSUS INFOTECH INC | HD5F3E498B96 | Professional and technical services | — |
| Hillsboro, OR | CENTAURIIT LLC | H200FEE5465E | Professional and technical services | — |
| Irving, TX | CENTAURUS TECHNOLOGY PARTNERS LLC | H14876F814D2 | Professional and technical services | — |
| — | CENTENNIAL TECHNOLOGIES INC | H9BE1C8627CF | Professional and technical services | — |
| Brooklyn, NY | CENTER FOR ART LAW INC | HEC44AF8F101 | Professional and technical services | — |
| Greensboro, NC | CENTER FOR CREATIVE LEADERSHIP | H4F27D4BC12C | Professional and technical services | — |
| Honolulu, HI | CENTER FOR CULTURAL & TECHNICAL INTERCHANGE BETWEEN EAST & WEST INC | HE8E87106DE4 | Professional and technical services | — |
| San Jose, CA | CENTER FOR DEEP LEARNING IN ELECTRONICS MANUFACTURING INC | H5E94CB5AE6C | Professional and technical services | — |
| Washington, DC | CENTER FOR STRATEGIC & INTL STUDIES | H7C3113F8E99 | Professional and technical services | — |
| San Diego, CA | CENTER FOR SUSTAINABLE ENERGY | H56EAD91221B | Professional and technical services | — |
| Centerbrook, CT | CENTERBROOK ARCHITECTS AND PLANNERS LLP | H34CF31F8C0A | Professional and technical services | — |
| Los Angeles, CA | CENTERFIELD MEDIA HOLDING COMPANY | H779D800B594 | Professional and technical services | — |
| Atlanta, GA | CENTERS FOR DISEASES CONTROL & PROVENTION | H5D94238E16B | Professional and technical services | — |
| Dallas, TX | CENTILLION INFOTECH LLC | H5BED9FD9C2A | Professional and technical services | — |
| Cumming, GA | CENTILLION SOLUTIONS LLC | H314C470AE6B | Professional and technical services | — |
| Beaverton, OR | CENTIZEN APPS INC | H697DA2C4804 | Professional and technical services | — |
| Beaverton, OR | CENTIZEN INC | H29869C7D485 | Professional and technical services | — |
| Timnath, CO | CENTRA INC DBA CYNTRALABS | HF98F3B70B9D | Professional and technical services | — |
| Newark, CA | CENTRAL BUSINESS SOLUTIONS INC | H26E2FB8DA77 | Professional and technical services | — |
| Tupelo, MS | CENTRAL SERVICE ASSOCIATION | H0F20CD3C201 | Professional and technical services | — |
| Jefferson City, MO | CENTRAL TECHNOLOGY SERVICES INC | HCB2E6568E42 | Professional and technical services | — |
| Lenexa, KS | CENTRALIZED SUPPLY CHAIN SERVICES | H2D8A355D3CF | Professional and technical services | — |
| Edison, NJ | CENTRAPRISE CORP | H63F20B1E285 | Professional and technical services | — |
| San Francisco, CA | CENTRE FOR EFFECTIVE ALTRUISM USA INC | H5D5FCEA9AC6 | Professional and technical services | — |
| Dayton, OH | CENTRIC CONSULTING LLC | H60A06C679A5 | Professional and technical services | — |
| Campbell, CA | CENTRIC SOFTWARE INC | H85146DE85FF | Professional and technical services | — |
| Austin, TX | CENTRIX GROUP LLC | H28AD603B458 | Professional and technical services | — |
| Troy, MI | CENTROID SYSTEMS LLC | H3895AE35484 | Professional and technical services | — |
| Framingham, MA | CENTURION LEGAL GROUP LLC | HA07EF45DFEF | Professional and technical services | — |
| Plano, TX | CEO FOUNDRY LLC | HB782639C406 | Professional and technical services | — |
| Gurnee, IL | CEPSA QUIMICA BELGIUM NV | HCBE68DEC9B4 | Professional and technical services | — |
| Houston, TX | CEPTUA IT INC | H749E90DD9ED | Professional and technical services | — |
| Des Moines, IA | CEREBAL GROUP LLC | H405387F5BCE | Professional and technical services | — |
| Malvern, PA | CEREBRA CONSULTING INC | HE6D81028943 | Professional and technical services | — |
| Irving, TX | CEREBRAL TECHNOLOGIES INC | H7EDAA4FE414 | Professional and technical services | — |
| Sunnyvale, CA | CEREBRAS SYSTEMS INC | H8F5801DC4A2 | Professional and technical services | — |
| Ashburn, VA | CEREBRUM SOFTWARE SOLUTIONS INC | H337B2672355 | Professional and technical services | — |
| Burlington, MA | CERENCE OPERATING COMPANY | H8DD992A58C0 | Professional and technical services | — |
| Lexington, MA | CEREVEL THERAPEUTICS LLC DBA CEREVEL | H7F4891EB224 | Professional and technical services | — |
| Norwalk, CA | CERISE INFOTECH INC | HAD10FA013A7 | Professional and technical services | — |
| Kansas City, MO | CERNER CORPORATION | H7C21A6539F0 | Professional and technical services | — |
| Irving, TX | CEROTID INC | H71D425CCBF1 | Professional and technical services | — |
| Castro Valley, CA | CERTASIM, LLC | HBE0DD1E219D | Professional and technical services | — |
| Arlington Heights, IL | CERTEC CONSULTING INC | H7CF0A4B16DC | Professional and technical services | — |
| Edison, NJ | CERTIDE INC | HFD8190E9875 | Professional and technical services | — |
| Sarasota, FL | CERTIFIED COLLECTIBLES GROUP LLC | H8EFF2C29F13 | Professional and technical services | — |
| New York, NY | CERTIFIED KERNEL TECH LLC | H164D0640486 | Professional and technical services | — |
| Carrollton, TX | CERTIFIED LABORATORIES INC | H4444C2D78E9 | Professional and technical services | — |
| Gaithersburg, MD | CERTIFY GLOBAL INC | H9BC4383F3DE | Professional and technical services | — |
| Portland, ME | CERTIFY INC | H66E53B5ED9A | Professional and technical services | — |
| Concord, CA | CERUS CORPORATION | HD1840A0ADF1 | Professional and technical services | — |
| Boston, MA | CERVELLO INC | HD9C2B17EBC1 | Professional and technical services | — |
| Sterling, VA | CES CONSULTING LLC | H64C98A93C86 | Professional and technical services | — |
| Sugar Land, TX | CES ENTERPRISE LLC | H8219D7B10E3 | Professional and technical services | — |
| Bolingbrook, IL | CES GLOBAL LLC | HE5CCEBC0376 | Professional and technical services | — |
| Detroit, MI | CES LIMITED LLC | H133513AB7C8 | Professional and technical services | — |
| Bolingbrook, IL | CES USA INC | HEF840F4156F | Professional and technical services | — |
| San Jose, CA | CESIUM INC DBA KNOWDE | HF0CB219AB5C | Professional and technical services | — |
| Cary, NC | CESTA INC | H44407E03D10 | Professional and technical services | — |
| Milpitas, CA | CETECOM INC | H7B7227F612C | Professional and technical services | — |
| New York, NY | CETRARUDDY ARCHITECTURE DPC | H52330231D8B | Professional and technical services | — |
| Plano, TX | CG INFINITY INC | H3BB5D5F60DA | Professional and technical services | — |
| Plano, TX | CG INFINITY SERVICES INC | H021DE04586F | Professional and technical services | — |
| Walnut Creek, CA | CG VAK SOFTWARE USA INC | H6CEA599C6BB | Professional and technical services | — |
| Houston, TX | CGG SERVICES U S INC | H7AD9A60C4FA | Professional and technical services | — |
| Fairfax, VA | CGI FEDERAL INC | HAC7AC34C85A | Professional and technical services | — |
| Fairfax, VA | CGI TECHNOLOGIES & SOLUTIONS INC | H5A6AF948454 | Professional and technical services | — |
| Fairfax, VA | CGI TECHNOLOGIES AND SOLUTIONS INC | HC286F028A64 | Professional and technical services | — |
| Irving, TX | CGINFOSYS INC | HAA503F5014F | Professional and technical services | — |
| El Paso, TX | CGL MANAGEMENT SERVICES LLC | H53846C4804C | Professional and technical services | — |
| Peoria, IL | CGN ASSOCIATES INC DBA CGN GLOBAL | HC15A28E3CD8 | Professional and technical services | — |
| Eden Prairie, MN | CH ROBINSON SHARED SERVICES INC | H60B256DFAC0 | Professional and technical services | — |
| Albany, NY | CHA CONSULTING INC | H1C6ED1E2A2C | Professional and technical services | — |
| Jacksonville, FL | CHADWICK RILEY CORPORATION | H84492D0CC62 | Professional and technical services | — |
| Columbia, MD | CHAGS HEALTH INFORMATION TECHNOLOGY LLC | HABD4AF7CB24 | Professional and technical services | — |
| Jersey City, NJ | CHAIN IQ US INC | H7EC0153A9F2 | Professional and technical services | — |
| Grand Ledge, MI | CHAIN SYS CORPORATION | HDE696D8DC8D | Professional and technical services | — |
| New York, NY | CHAINALYSIS INC | HE510956AB93 | Professional and technical services | — |
| Atlanta, GA | CHAINALYTICS LLC NOW KNOWN AS NTT DATA AMERICAS INC COMPANY | H7158AA5AF36 | Professional and technical services | — |
| Kirkland, WA | CHAINGUARD INC | H0A16175D0A2 | Professional and technical services | — |
| Clarksburg, MD | CHAKRA CONSULTING INC | HE10288233AE | Professional and technical services | — |
| Fairfax, VA | CHAKRABARTI MANAGEMENT CONSULTANCY INC | HAC48844D3B9 | Professional and technical services | — |
| — | CHALKBOOKS INC | H09C99BFA15C | Professional and technical services | — |
| Houston, TX | CHAMBERLAIN HRDLICKA WHITE WILLIAMS & AUGHTRY | HF81D19D0040 | Professional and technical services | — |
| San Francisco, CA | CHAN ZUCKERBERG BIOHUB INC | H36D9647FBBD | Professional and technical services | — |
| Mckinney, TX | CHANDRUTH VETERINARY PLLC D/B/A ABC VETERINARY CLINIC OF LEWISVILLE | HD3833998048 | Professional and technical services | — |
| Diamond Bar, CA | CHANG CHANG CHEN CO CPAS | HD55D19CB96B | Professional and technical services | — |
| Plymouth, MI | CHANGAN US RESEARCH AND DEVELOPMENT CENTER INC | HF50D2B480A5 | Professional and technical services | — |
| Alpharetta, GA | CHANGE HEALTHCARE TECHNOLOGIES LLC | HBD75476F148 | Professional and technical services | — |
| Plano, TX | CHANGECX LLC | HD7F5C6BC028 | Professional and technical services | — |
| Anaheim, CA | CHANNEL BAKERS INC | HA3C403CF28F | Professional and technical services | — |
| Hiawatha, IA | CHANNEL FUSION INC DBA CHANNEL FUSION | H49C40115AE9 | Professional and technical services | — |
| Detroit, MI | CHANNELVANTAGE INC | HDCB9666A95F | Professional and technical services | — |
| Chicago, IL | CHAPIN HALL CTR FOR CHILDEN | H312CBA25ACE | Professional and technical services | — |
| New York, NY | CHAPPUIS HALDER INC | HB24BA143FF5 | Professional and technical services | — |
| Palo Alto, CA | CHARACTER TECHNOLOGIES INC DBA CHARACTER AI | H41A1BE03B26 | Professional and technical services | — |
| Princeton, NJ | CHAREN SOLUTIONS INC | H23338FE86F4 | Professional and technical services | — |
| San Francisco, CA | CHARGEBEE INC | H3498CEED8A1 | Professional and technical services | — |
| New York, NY | CHARLES CO DESIGN LLC | H5A19B9A65EA | Professional and technical services | — |
| Cleveland, OH | CHARLES E HARRIS & ASSOCIATES INC | H4E1CA61DB5A | Professional and technical services | — |
| Cambridge, MA | CHARLES HUDSON TECHNOLOGY SOLUTIONS INC | H33D3256388D | Professional and technical services | — |
| Wilmington, MA | CHARLES RIVER LABORATORIES INC | H7B69C279289 | Professional and technical services | — |
| San Francisco, CA | CHARTBOOST INC | H341C11BEE88 | Professional and technical services | — |
| Atlanta, GA | CHARTER GLOBAL INC | HAF7C50C5A26 | Professional and technical services | — |
| Canton, MA | CHASM ADVANCED MATERIALS INC | HC50DE5B176B | Professional and technical services | — |
| Decatur, IL | CHASTAIN ASSOCIATES LLC | HF9744EE4961 | Professional and technical services | — |
| Norwalk, CT | CHATEAUX SOFTWARE DEV INC | HE07828018EF | Professional and technical services | — |
| Bothell, WA | CHATECK INC | H515E6A0CE40 | Professional and technical services | — |
| Kennett Square, PA | CHATHAM FINANCIAL CORPORATION | H4901E15B707 | Professional and technical services | — |
| San Francisco, CA | CHECKR INC | HA780DEF26F0 | Professional and technical services | — |
| Nashville, TN | CHEETAH DIGITAL INC | HF039E2512F3 | Professional and technical services | — |
| Olathe, KS | CHELSOFT SOLUTIONS CO | H97B698D2D3A | Professional and technical services | — |
| North Haven, CT | CHEM SCOPE INC | H6D7CAA59EFA | Professional and technical services | — |
| Spring, TX | CHEMEX GLOBAL LLC | H952407BFD81 | Professional and technical services | — |
| Mountainside, NJ | CHEMTECH CONSULTING GROUP INC | H2B2571334D7 | Professional and technical services | — |
| Port Arthur, TX | CHEMTEX ENVIRONMENTAL LABORATORY INC | HBDA2182143F | Professional and technical services | — |
| El Monte, CA | CHEN AND FAN ACCOUNTANCY CORPORATION | H7F20B465347 | Professional and technical services | — |
| Chicago, IL | CHENG COHEN LLC | H69EB34CCD21 | Professional and technical services | — |
| Berkeley Heights, NJ | CHENOA INFORMATION SERVICES INC | HC85758CF881 | Professional and technical services | — |
| Pullman, WA | CHERIE AMOUR INC | HA12602894B5 | Professional and technical services | — |
| Fremont, CA | CHERISH TECHNOLOGIES INC | H0107D2306EA | Professional and technical services | — |
| Parsippany, NJ | CHERRYROAD TECHNOLOGIES INC | H0493DB6B99E | Professional and technical services | — |
| Oak Brook, IL | CHERSKOV FLAYNIK GURDA LLC | H13B5413405F | Professional and technical services | — |
| Fort Lauderdale, FL | CHETU INC | H00AF28E00B2 | Professional and technical services | — |
| Monterey Park, CA | CHEUNG & CHU CPA A PROFESSIONAL CORPORATION | H48005A891F9 | Professional and technical services | — |
| Summit, NJ | CHI CONSULTING ENGINEERS LLC | H30E44EB41D6 | Professional and technical services | — |
| San Francisco, CA | CHIAWANG STRUCTURAL ENGINEERING INC | H60D43C8A1B4 | Professional and technical services | — |
| Palo Alto, CA | CHICO AI USA INC | H60877ED492B | Professional and technical services | — |
| New York, NY | CHILD MIND INSTITUTE INC | H6DFAF45CA5F | Professional and technical services | — |
| Chicago, IL | CHILDS DREYFUS INC | H78087218DF3 | Professional and technical services | — |
| Chicago, IL | CHINAPRO MARKETING PARTNERS INC | H6DE80EAF480 | Professional and technical services | — |
| Metuchen, NJ | CHIPCOM SYSTEMS INC | HA235C87BC9A | Professional and technical services | — |
| Danbury, CT | CHIPMAN MAZZUCCO EMERSON LLC | HEBB3CA52840 | Professional and technical services | — |
| Syosset, NY | CHIPS TECHNOLOGY GROUP INC | HE6B91CB8EBD | Professional and technical services | — |
| New York, NY | CHORD COMMERCE | H13270E0E24F | Professional and technical services | — |
| New York, NY | CHOREOGRAPH LLC | H7EFEE8B955F | Professional and technical services | — |
| Vienna, VA | CHRISTINE WANG AND ASSOCIATES LTD | H7C8C489CD07 | Professional and technical services | — |
| Fairfax, VA | CHRISTOPHER CONSULTANTS LTD | HABF556AB79E | Professional and technical services | — |
| Bellevue, WA | CHRISTOPHER HUANG CPAS PLLC | H830A122152E | Professional and technical services | — |
| New York, NY | CHROMATIC INC | H7A72BEC5F3D | Professional and technical services | — |
| San Francisco, CA | CHRONICLED INC | H1A35A1A20DC | Professional and technical services | — |
| Oakland, CA | CHS CONSULTING GROUP | H7FE941BD008 | Professional and technical services | — |
| San Francisco, CA | CHU & WATERS LLP | H72CABCA0126 | Professional and technical services | — |
| Cerritos, CA | CHUGH CPAS LLP | H35E0FD0F4CD | Professional and technical services | — |
| Peoria, IL | CI PHYSICS LLC | H2B21F352991 | Professional and technical services | — |
| Warr Acres, OK | CIBER PATHWAY INC | HE8A6B7481E5 | Professional and technical services | — |
| Irving, TX | CIBERLYNX INC | HE725FB22BA2 | Professional and technical services | — |
| Pittsburgh, PA | CIBERSQL | H7BD06B7FA96 | Professional and technical services | — |
| Naples, FL | CID DESIGN GROUP LLC | HA56225375BE | Professional and technical services | — |
| Santa Clara, CA | CIENET TECHNOLOGIES LLC | HE2DC93626BC | Professional and technical services | — |
| Union, NJ | CIENTRA LLC | HE00A4C26794 | Professional and technical services | — |
| Livonia, MI | CIGNEX INC | H29098BF768B | Professional and technical services | — |
| Irving, TX | CIGNITI TECHNOLOGIES INC | H1770253FFD1 | Professional and technical services | — |
| Leesburg, VA | CIGNUS CONSULTING LLC | H2A803552F99 | Professional and technical services | — |
| Vernon Hills, IL | CIGNUS SOLUTIONS LLC | HEB2CC257B84 | Professional and technical services | — |
| Somerset, NJ | CIMS GLOBAL LLC | H38EDF76E428 | Professional and technical services | — |
| Edison, NJ | CINERGY TECHNOLOGY INC | H2F8045B8281 | Professional and technical services | — |
| Peoria, IL | CINTAL INC | HD255F98B31B | Professional and technical services | — |
| Frisco, TX | CINTAP INC | H584031B9792 | Professional and technical services | — |
| New York, NY | CINTRA SOFTWARE SERVICES INC | HCF2529397EA | Professional and technical services | — |
| Flower Mound, TX | CINTURI TECHNOLOGIES LLC | HE400FFB293C | Professional and technical services | — |
| Austin, TX | CIPHER GROUP TECHNOLOGIES INC | HDF512527536 | Professional and technical services | — |
| Herndon, VA | CIPHERNINE INC | HF36A51FF35F | Professional and technical services | — |
| San Jose, CA | CIPHEROME, INC. | H9604853A15C | Professional and technical services | — |
| Prairieville, LA | CIPHERQORE SOLUTIONS INC | HD11EEECA28B | Professional and technical services | — |
| Alpharetta, GA | CIRA INFOTECH INC | H962012A4B4A | Professional and technical services | — |
| Springfield, IL | CIRA TEK INC | HE9F7D31FBE3 | Professional and technical services | — |
| Somerville, MA | CIRCE BIOSCIENCE INC | HB728641D36C | Professional and technical services | — |
| Elk Grove Village, IL | CIRCUIT ENGINEERING LLC | H572FFA6C551 | Professional and technical services | — |
| Pleasanton, CA | CIRCULANT SOLUTIONS INC | H80AC7AF2C79 | Professional and technical services | — |
| Somerset, NJ | CIRCULAR EDGE LLC | H771128125E1 | Professional and technical services | — |
| Newark, DE | CIRQUETECH GROUP INC | H1F619C9C9A3 | Professional and technical services | — |
| Dublin, CA | CIRRUS CLOUD TECHNOLOGIES INC | H6F91F662309 | Professional and technical services | — |
| Austin, TX | CIRRUS LOGIC INTERNATIONAL SEMICONDUCTOR LTD | H9268A1BA709 | Professional and technical services | — |
| Mckinney, TX | CIS TECHNOLOGIES INC | HC207C4B0C8B | Professional and technical services | — |
| Iselin, NJ | CITADEL INFORMATION SERVICES INC | H7FB7E2642A4 | Professional and technical services | — |
| New York, NY | CITIGROUP TECHNOLOGY INC | HBD383BB61B5 | Professional and technical services | — |
| Princeton, NJ | CITIUSTECH INC | H9EEF21C1FEF | Professional and technical services | — |
| New York, NY | CITIZENS HOUSING AND PLANNING COUNCIL OF NEW YORK | H33954B9D5A6 | Professional and technical services | — |
| Tampa, FL | CITRATEK INC. | H25BE2FBCC6F | Professional and technical services | — |
| New York, NY | CITRIN COOPERMAN ADVISORS LLC | HEB1FB935B39 | Professional and technical services | — |
| Fort Lauderdale, FL | CITRIX SYSTEMS INC | H5150AEE11DA | Professional and technical services | — |
| Fort Lauderdale, FL | CITRIX SYSTEMS INC | HD2103A77358 | Professional and technical services | — |
| Calabasas, CA | CITTA SVCS INC | HDA60E920CFC | Professional and technical services | — |
| Houston, TX | CITTABASE SOLUTIONS INC | H5FF8C5B1BE5 | Professional and technical services | — |
| Fairfield, NJ | CITTACORE TECHNOLOGIES INC | H4E40ACA7E86 | Professional and technical services | — |
| Birmingham, AL | CITW INC | H80935CBE2DB | Professional and technical services | — |
| Los Angeles, CA | CITY DESIGN STUDIO LLC | HA6C76BF177F | Professional and technical services | — |
| Long Beach, CA | CITY FABRICK | HA240BBFFA70 | Professional and technical services | — |
| Matawan, NJ | CITY GURUS INC | HBE168190B21 | Professional and technical services | — |
| Duarte, CA | CITY OF HOPE NATIONAL MEDICAL CENTER | HC0A4CB4F4A0 | Professional and technical services | — |
| Manhattan, KS | CIVICPLUS LLC FORMERLY CIVICPLUS INC | H089D5C3F972 | Professional and technical services | — |
| Coraopolis, PA | CIVIL & ENVIRONMENTAL CONSULTANTS INC CEO | HC19AFF04277 | Professional and technical services | — |
| Fulshear, TX | CIVILCORP, LLC | HA3F0D40B0D2 | Professional and technical services | — |
| Detroit, MI | CIVILLA | H22ECF244E07 | Professional and technical services | — |
| Itasca, IL | CIVILTECH ENGINEERING INC | H81B1357C8DD | Professional and technical services | — |
| Atlanta, GA | CKH CPAS AND ADVISORS LLC | HCD31207556D | Professional and technical services | — |
| Roanoke, TX | CLAIMS SERVICES GROUP LLC | HD6D3D0823E6 | Professional and technical services | — |
| New York, NY | CLAIRE WEISZ ARCHITECTS LLP | HD5F9777336B | Professional and technical services | — |
| Chandler, AZ | CLAIRVOYANT AL INC | HC2846722363 | Professional and technical services | — |
| Houston, TX | CLAREWOOD HOUSE INC | H5CE19E73B9A | Professional and technical services | — |
| San Francisco, CA | CLARIFY HEALTH SOLUTIONS INC | H8B43112ADAE | Professional and technical services | — |
| Philadelphia, PA | CLARIO FKA ERESEARCH TECHNOLOGY INC | H35B5F418C49 | Professional and technical services | — |
| Boston, MA | CLARION HEALTHCARE LLC DBA CLARION HEALTHCARE CONSULTING | H7C5AE4FD6C3 | Professional and technical services | — |
| Los Angeles, CA | CLARIONT INC | H4AAFDCA17FF | Professional and technical services | — |
| Edison, NJ | CLARITECH CONSULTING INC | H25E588DBF7F | Professional and technical services | — |
| Chicago, IL | CLARITY PARTNERS LLC | H41F15D91FEA | Professional and technical services | — |
| New York, NY | CLARITY SOLUTIONS GROUP LLC | H27DC43ACC07 | Professional and technical services | — |
| Minneapolis, MN | CLARITYTEK INC | H3C1D510E35D | Professional and technical services | — |
| Miami, FL | CLARIUM MANAGED SERVICES LLC | H07500F71199 | Professional and technical services | — |
| Seattle, WA | CLARK BARNES PLLC | HD481B8DD505 | Professional and technical services | — |
| Chicago, IL | CLARK DIETZ INC | H1C6CDE59495 | Professional and technical services | — |
| Virginia Beach, VA | CLARK NEXSEN INC | HBD158FCFCD7 | Professional and technical services | — |
| Durham, NC | CLARKSTON-POTOMAC GROUP INC | H6458D656857 | Professional and technical services | — |
| San Diego, CA | CLASS ADVISORS GP | HCF56DA3800F | Professional and technical services | — |
| Hillsborough, NJ | CLASSIC COMPUTERS CORPORATION DBA HARKEN DATA | HAB1496C64E1 | Professional and technical services | — |
| Detroit, MI | CLASSROOM SUPPORT SERVICES LLC | H6E351F2E192 | Professional and technical services | — |
| San Jose, CA | CLAVAX TECHNOLOGIES LLC | HE8A4F1DA337 | Professional and technical services | — |
| Alexandria, LA | CLC ENGINEERING LLC | H1B97F01B4B4 | Professional and technical services | — |
| Flushing, NY | CLEAN AIR CAR SERVICE & PARKING CORP. | HEAFC1629DBD | Professional and technical services | — |
| Allen, TX | CLEAN ENERGY ASSOCIATES LLC | HF86C8507CB3 | Professional and technical services | — |
| Norwell, MA | CLEAN HARBORS ENVIRONMENTAL SERVICES INC | H16A0E0001D9 | Professional and technical services | — |
| Napa, CA | CLEAN POWER RESEARCH L L C | H019C9C54CE7 | Professional and technical services | — |
| Boston, MA | CLEANLAB INC | H3189ABAA7F4 | Professional and technical services | — |
| Cary, NC | CLEAR THOUGHT SOLUTIONS LLC | H64B8B9CF5DE | Professional and technical services | — |
| Sacramento, CA | CLEARBEST, INC. | H5E26D515A26 | Professional and technical services | — |
| Louisville, CO | CLEAREDGE 3D INC | H4BBB18763A3 | Professional and technical services | — |
| South Plainfield, NJ | CLEARLITE INC | H4B14E230DE9 | Professional and technical services | — |
| Fishers, IN | CLEAROBJECT INC | HE7C8CF09FF7 | Professional and technical services | — |
| Kitchener, XX | CLEARPATH US INC | H22926699873 | Professional and technical services | — |
| Newton, MA | CLEARVIEW HEALTHCARE PARTNERS | HC438A46B922 | Professional and technical services | — |
| Boise, ID | CLEARWATER ANALYTICS LLC | H5958330BA4A | Professional and technical services | — |
| New York, NY | CLEARY GOTTLIEB STEEN HAMILTON LLP | H181B2E9CEAE | Professional and technical services | — |
| Denver, CO | CLEERLY INC | H75E4938EB78 | Professional and technical services | — |
| Rockford, IL | CLEO COMMUNICATIONS US LLC | HC00919704F6 | Professional and technical services | — |
| Cleveland, OH | CLEVELAND WATER ALLIANCE | H173EC83A4F9 | Professional and technical services | — |
| Dallas, TX | CLEVERSMITHS INC | H7E8BE6355B0 | Professional and technical services | — |
| Princeton, NJ | CLEYRA INC | H6F46A5BB666 | Professional and technical services | — |
| — | CLF ONTARIO INC DBA SOLU TECHNOLOG | HD04165C64AD | Professional and technical services | — |
| Monroe Township, NJ | CLIECON SOLUTIONS INC | HB6B43EA1217 | Professional and technical services | — |
| Centreville, VA | CLIENT FOCUS LLC | HCA6C70EFDCF | Professional and technical services | — |
| Rockville, MD | CLIENT NETWORK SERVICES LLC DBA CNSI | H43DE1BF40CD | Professional and technical services | — |
| Gaithersburg, MD | CLIENT SOFTWARE SERVICES LLC | H74630B500E5 | Professional and technical services | — |
| Iselin, NJ | CLIENTSERVER TECHNOLOGY SOLUTIONS LLC | H77741FF0A45 | Professional and technical services | — |
| Blaine, MN | CLIFF IT SOLUTIONS INC | H54AF5BD11B7 | Professional and technical services | — |
| Farmington Hills, MI | CLIFF TECH INC | H5BD50AFC5BC | Professional and technical services | — |
| New York, NY | CLIFFORD CHANCE US LLP | H91BC20D5901 | Professional and technical services | — |
| South Plainfield, NJ | CLIFYX INC. | H16A6A4D9858 | Professional and technical services | — |
| Basking Ridge, NJ | CLIKSOURCE LLC | H254B625EA04 | Professional and technical services | — |
| San Francisco, CA | CLIMATE LLC | HE76AEEDBC69 | Professional and technical services | — |
| San Francisco, CA | CLIMATE POLICY INITIATIVE INC | H495DBD27541 | Professional and technical services | — |
| San Francisco, CA | CLIMATEWORKS FOUNDATION | H19DE382945A | Professional and technical services | — |
| Fort Washington, PA | CLINCHOICE INC | HB8437F431E8 | Professional and technical services | — |
| Tucker, GA | CLINICAL DATA SOLUTION LLC | H2B18EE62F89 | Professional and technical services | — |
| Tucson, AZ | CLINICAL OUTCOMES SOLUTIONS LLC | H9F440C692CC | Professional and technical services | — |
| Tucson, AZ | CLINISYS INC | HED11B1D8596 | Professional and technical services | — |
| Princeton, NJ | CLINVERSE INC DBA CLARIO | H4136B0C2748 | Professional and technical services | — |
| Los Angeles, CA | CLOCKWORK ESE INC | H525AC79BCBF | Professional and technical services | — |
| Johnston, IA | CLODATICS INC | H4CC2E154587 | Professional and technical services | — |
| Culver City, CA | CLORDER INC | H6EAF9E3DFA1 | Professional and technical services | — |
| Downers Grove, IL | CLOUD 9 INFOSYSTEMS INC. | HDADFD05686C | Professional and technical services | — |
| Frisco, TX | CLOUD ACT LLC | HB041ED567E9 | Professional and technical services | — |
| Irving, TX | CLOUD ASSOCIATES INC | H5716D9A3791 | Professional and technical services | — |
| Reston, VA | CLOUD BC LABS INC | H3DEB0114621 | Professional and technical services | — |
| Grand Island, NE | CLOUD BIG DATA TECHNOLOGIES LLC | HB04FA534C2D | Professional and technical services | — |
| Nashua, NH | CLOUD BRIDGE SOLUTIONS INC | H922503CBF04 | Professional and technical services | — |
Alphabetical order — this site ranks no one. Companies in the U.S. Citizenship and Immigration Services (USCIS) file of September 30, 2023. Individuals are not on this site. How to read this.