R--RFP for Enforcement and Compliance Support contrac

Notice ID: afef4f42298a47aba419f56edf329164Solicitation #: 68HERW26R0003NAICS: 541620

Posted: Closed on Mar 24, 2026Response Deadline: Closed on Apr 2, 2026

NAICS

541620

Days to Deadline

Key Details

Department

NAICS Code

Classification Code

R499

The full description, scope of work, and requirements for this opportunity are available on SAM.gov.

ENVIRONMENTAL PROTECTION AGENCY.ENVIRONMENTAL PROTECTION AGENCY.WATER, TRIBAL & SCIENCE DIVISION posted this opportunity on Mar 24, 2026 under solicitation 68HERW26R0003. It is classified as a solicitation notice. Work falls under NAICS 541620. The response deadline (Apr 2, 2026) has passed.

Environmental Protection Agency awards in NAICS 541620 over the last 3 years.

Typical award size: The median award was $252K; the middle half ran from $92K to $731K (1242 priced awards).
Competition: 95% of 967 awards were competed; median 1 offers.
Largest vendors: TETRA TECH, INC. — 233 awards, $313.3M
EASTERN RESEARCH GROUP INC — 195 awards, $250.5M
WES HOLDINGS, INC. — 112 awards, $220.9M
GENERAL DYNAMICS CORP — 33 awards, $95.5M
THE CADMUS GROUP LLC — 55 awards, $84.0M
Largest recent awards: $57.4M to TETRA TECH, INC., signed Oct 7, 2025
$50.0M to WESTON SOLUTIONS INC, signed Oct 2, 2025
$34.5M to S C & A INC, signed Jan 13, 2026
$34.1M to GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC., signed Nov 4, 2025
$31.6M to EASTERN RESEARCH GROUP INC, signed Mar 4, 2024
Recompete pipeline: 257 contracts of $100K or more in this market end between 90 days and 18 months from now.