| FK IRONS INCDoral, FL · Active | Doral, FL | Corporation | Jun 16, 2009 | Active |
| ATLANTECH DISTRIBUTION, INC.Albany, NY · Active | Albany, NY | Corporation | Dec 8, 1993 | Active |
| MID-ATLANTIC WATERPROOFING OF NEW YORK, INC.New York, NY · Active | New York, NY | Corporation | Oct 30, 1989 | Active |
| TEKsystems, Inc.Location not reported, AK · Good Standing | Location not reported, AK | Corporation | Mar 6, 2013 | Good Standing |
| AEROTEK AFFILIATED SERVICES, INC.Location not reported, AK · Good Standing | Location not reported, AK | Corporation | Apr 3, 2013 | Good Standing |
| ARCADIS INC.Location not reported, AK · Good Standing | Location not reported, AK | Corporation | Jan 30, 2014 | Good Standing |
| POPULUS GROUP LLCLocation not reported, AK · Good Standing | Location not reported, AK | LLC | Aug 5, 2015 | Good Standing |
| TEKsystems Global Services, LLCLocation not reported, AK · Good Standing | Location not reported, AK | LLC | Jul 25, 2018 | Good Standing |
| The KeyW CorporationLocation not reported, AK · Good Standing | Location not reported, AK | Corporation | Apr 8, 2019 | Good Standing |
| BTE Technologies, LLCLocation not reported, AK · Good Standing | Location not reported, AK | LLC | Jun 26, 2019 | Good Standing |
| CEA Technologies, Inc.Location not reported, AK · Good Standing | Location not reported, AK | Corporation | Feb 22, 2021 | Good Standing |
| ACTALENT, INC.Location not reported, AK · Good Standing | Location not reported, AK | Corporation | Aug 26, 2021 | Good Standing |
| AEROTEK, INC.Location not reported, AK · Good Standing | Location not reported, AK | Corporation | Mar 9, 2022 | Good Standing |
| ACTALENT SERVICES, LLCLocation not reported, AK · Good Standing | Location not reported, AK | LLC | Aug 14, 2023 | Good Standing |
| Dragos, Inc.Location not reported, AK · Good Standing | Location not reported, AK | Corporation | Jan 30, 2024 | Good Standing |
| ALLEGIS GROUP, INC.Location not reported, AK · Good Standing | Location not reported, AK | Corporation | Aug 30, 2024 | Good Standing |
| Correct Rx Pharmacy Services, Inc.Location not reported, AK · Good Standing | Location not reported, AK | Corporation | Jun 5, 2025 | Good Standing |
| GEO-Instruments, Inc.Location not reported, AK · Good Standing | Location not reported, AK | Corporation | Aug 13, 2026 | Good Standing |
| Keller Holdings, Inc.Location not reported, AK · Good Standing | Location not reported, AK | Corporation | Oct 4, 2007 | Good Standing |
| KELLER NORTH AMERICA, INC.Location not reported, AK · Good Standing | Location not reported, AK | Corporation | Oct 9, 1990 | Good Standing |
| MIE DENVER SHERIDAN ASSOCIATES LIMITED PARTNERSHIP, Colorado Authority Terminated January 31, 2005Location not reported, CO · Revoked | Location not reported, CO | Partnership | Aug 30, 1990 | Revoked |
| QUANTA SECURSYSTEMS, INC.Location not reported, CO · Merged | Location not reported, CO | Corporation | Aug 3, 1992 | Merged |
| MAXIM HEALTHCARE SERVICES, INC., Colorado Authority Terminated February 1, 2001Location not reported, CO · Revoked | Location not reported, CO | Corporation | Aug 18, 1992 | Revoked |
| ALLEGIS GROUP, INC., Colorado Authority Relinquished July 13, 2012Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Oct 21, 1993 | Withdrawn |
| CASE FOUNDATION COMPANY, Colorado Authority Relinquished September 27, 2023Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Apr 21, 1994 | Withdrawn |
| BALTIMORE AMERICAN MORTGAGE CORPORATION, INC., Colorado Authority Terminated April 1, 2000Location not reported, CO · Revoked | Location not reported, CO | Corporation | Oct 16, 1995 | Revoked |
| POWER COMPONENT SYSTEMS, INC., Colorado Authority Terminated December 1, 2002Location not reported, CO · Revoked | Location not reported, CO | Corporation | Jun 10, 1998 | Revoked |
| Aerotek Affiliated Services, Inc.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Aug 13, 1998 | Good Standing |
| DUNAHOO, GORDON, KLEIN & YOUNG, INC., Colorado Authority Terminated April 17, 2003Location not reported, CO · Revoked | Location not reported, CO | Corporation | Oct 5, 1998 | Revoked |
| KELLER NORTH AMERICA, INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Feb 4, 1999 | Good Standing |
| TEKSYSTEMS, INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Aug 6, 1999 | Good Standing |
| Arcadis Inc.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Mar 16, 2000 | Good Standing |
| TEKsystems Global Services, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Mar 31, 2000 | Good Standing |
| WORLD WIDE PACKETS, INC., Delinquent December 1, 2015Location not reported, CO · Delinquent | Location not reported, CO | Corporation | May 7, 2001 | Delinquent |
| RICHARDSON TELECOMMUNICATIONS SERVICE, INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | May 25, 2001 | Good Standing |
| Aerotek Professional Services, Inc., Colorado Authority Relinquished January 4, 2007Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Jul 16, 2001 | Withdrawn |
| ONSITE-OMEGA, LLC, Colorado Authority Relinquished January 5, 2007Location not reported, CO · Withdrawn | Location not reported, CO | LLC | Sep 5, 2001 | Withdrawn |
| CIENA COMMUNICATIONS, INC.Location not reported, CO · Good Standing | Location not reported, CO | Corporation | Oct 31, 2001 | Good Standing |
| STRUCTURAL GROUP, LLC, Colorado Authority Terminated September 1, 2005Location not reported, CO · Withdrawn | Location not reported, CO | LLC | Dec 14, 2001 | Withdrawn |
| BALTIMORE AMERICAN MORTGAGE CORPORATION, INC., Delinquent January 1, 2008Location not reported, CO · Delinquent | Location not reported, CO | Corporation | Oct 17, 2003 | Delinquent |
| AEROTEK AVIATION, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Mar 9, 2004 | Good Standing |
| MLA Legal, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | May 5, 2009 | Good Standing |
| Major, Lindsey & Africa, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | May 5, 2009 | Good Standing |
| Major, Lindsey & Africa - Associates, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | May 5, 2009 | Good Standing |
| Major, Lindsey & Africa - In-house, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | May 5, 2009 | Good Standing |
| Major, Lindsey & Africa - Partners, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | May 5, 2009 | Good Standing |
| The Analysis Group, LLC, Colorado Authority Relinquished August 29, 2013Location not reported, CO · Withdrawn | Location not reported, CO | LLC | Jun 10, 2009 | Withdrawn |
| Broadcast Sports, Inc., Colorado Authority Relinquished July 28, 2016Location not reported, CO · Withdrawn | Location not reported, CO | Corporation | Mar 2, 2010 | Withdrawn |
| The KEYW CorporationLocation not reported, CO · Good Standing | Location not reported, CO | Corporation | Jul 20, 2010 | Good Standing |
| 22Beacon, Inc.Location not reported, CO · Good Standing | Location not reported, CO | Nonprofit | Oct 18, 2010 | Good Standing |