NAICS + PSC page

NAICS 541611 and PSC R429 contractors

Administrative Management and General Management Consulting Services. SUPPORT- PROFESSIONAL: EMERGENCY RESPONSE/DISASTER PLANNING/PREPAREDNESS SUPPORT. Use this cross-code page to see which visible federal contractors sit in the overlap between these two public category lanes.

NAICS 541611 + PSC R429
Last updated: April 8, 2026

Visible recipients

5

Mapped obligations

$762,671,321

State overlap

0

Top recipients

Visible recipients in the NAICS 541611 and PSC R429 overlap

International Sos Government Services LLC

San Antonio, TX

International Sos Government Services LLC is a federal category business profile based in San Antonio, TX. The current public data layer shows $146,908,536 in visible federal obligations across 61 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 524114 (Direct Health and Medical Insurance Carriers). The profile also shows meaningful product and service activity in PSC Q201.

$5,478,636

Tetra Tech, Inc.

Pasadena, CA

Tetra Tech, Inc. is a federal category business profile based in Pasadena, CA. The current public data layer shows $130,835,501 in visible federal obligations across 260 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC C219.

$434,126,694

Cherokee Nation System Solutions LLC

Tulsa, OK

Cherokee Nation System Solutions LLC is a federal 8a program participant profile based in Tulsa, OK. The current public data layer shows $52,028,893 in visible federal obligations across 480 awards or transactions. Department of State appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561210 (Facilities Support Services). The profile also shows meaningful product and service activity in PSC R408.

$59,642,106

Iem International, Inc.

Raleigh, NC

Iem International, Inc. is a federal category business profile based in Raleigh, NC. The current public data layer shows $20,749,459 in visible federal obligations across 39 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541611 (Administrative Management and General Management Consulting Services). The profile also shows meaningful product and service activity in PSC R499.

$258,592,021

Decisionpoint - Gap Solutions Joint Venture, LLC

Gaithersburg, MD

Decisionpoint - Gap Solutions Joint Venture, LLC is a federal category business profile based in Gaithersburg, MD. The current public data layer shows $2,425,932 in visible federal obligations across 2 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541611 (Administrative Management and General Management Consulting Services). The profile also shows meaningful product and service activity in PSC R429.

$4,831,864