SERES-ARCADIS SB JV2 LLC

1. Department of the Army$3.3M100%
   7 awards

1. REMEDIAL INVESTIGATIONS FOR PER- AND POLYFLUOROALKYL SUBSTANCES (PFAS) IMPACTED AREAS AT ARMY INSTALLATIONS IN THE NORTHEAST REGION$26.1M
   Department of the Army· Jefferson County, NY· Facilities & utilities· Feb 3, 2022 – Apr 9, 2026· W912DR22C0006
2. A/E IDC GEO ENVIRONMENTAL BASE YEAR$1.5M
   Department of the Army· Philadelphia County, PA· Construction & real property· Sep 30, 2024 – Jun 5, 2026· W912BU24F0048
3. INTERIM PFAS TREATMENT SYSTEM DESIGN (ANG) BIDDLE HORSHAM, PA$1.4M
   Department of the Army· Montgomery County, PA· Construction & real property· Jan 14, 2026 – Jan 23, 2026· W912BU26FA003
4. EXPANDED SITE INVESTIGATION AT THREE LOCATIONS, FORMER SOLOMONS NAVAL AMPHIBIOUS TRAINING BASE, SOLOMONS, MD$882K
   Department of the Army· Calvert County, MD· Construction & real property· Jun 28, 2024 – Dec 23, 2025· W912DR24F0229
5. NEW JERSEY BACK BAY SSX$873.7K
   Department of the Army· Berkeley County, SC· Construction & real property· Dec 10, 2024 – Jan 22, 2026· W912BU25F0005
6. TASK ORDER FOR FT DRUM INSTALLATION RESTORATION PROGRAM (IRP) PROJECT PBA 24 FORT DRUM, NY$473.4K
   Department of the Army· Jefferson County, NY· Construction & real property· Sep 18, 2024 – May 20, 2026· W912DR24F0359
7. THE PURPOSE OF THIS TASK ORDER IS FOR FY24 RANGE SUSTAINABILITY ENVIRONMENTAL PROGRAM ASSESSMENT (RSEPA) MANUAL REVIEW AND UPDATE.$272.6K
   Department of the Army· Charles County, MD· Construction & real property· Sep 28, 2024 – Mar 27, 2026· W9127824F0399

Primes report first-tier subawards of $30,000 or more themselves, and many go unreported (GAO-24-106214). Reporting moved from FSRS to SAM.gov in March 2025 and fewer sub-contracts have been reported since. Amounts are what primes reported; they are never added to prime award totals.

Source: Subawards (first-tier sub-contracts and sub-grants reported under FFATA) (U.S. Department of the Treasury, USAspending.gov (reports filed in SAM.gov, formerly FSRS)), data current to Oct 9, 2026, loaded Oct 9, 2026 · Subawards loaded from FY2021.

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Primes report first-tier subawards of $30,000 or more themselves, and many go unreported (GAO-24-106214). Reporting moved from FSRS to SAM.gov in March 2025 and fewer sub-contracts have been reported since. Amounts are what primes reported; they are never added to prime award totals.

Source: Subawards (first-tier sub-contracts and sub-grants reported under FFATA) (U.S. Department of the Treasury, USAspending.gov (reports filed in SAM.gov, formerly FSRS)), data current to Oct 9, 2026, loaded Oct 9, 2026 · Subawards loaded from 2021.

Compared on 2 markets (agency × industry), FY2024–FY2026.

1. JOHN H. NORTHROP & ASSOCIATES, INC.$16.6M−80% in FY2026
   CLIFTON, VA · 89% of this company's obligations are in markets they both serveArmy · Architectural, engineering, and related services
2. AEROSTAR ENVIRONMENTAL, LLC$19.3M−95% in FY2026
   JACKSONVILLE, FL · 2 entities · 95% of this company's obligations are in markets they both serveArmy · Architectural, engineering, and related servicesArmy · Remediation and other waste management services
3. GEO CONSULTANTS CORPORATION$16.3M−97% in FY2026
   KEVIL, KY · 87% of this company's obligations are in markets they both serveArmy · Architectural, engineering, and related services

Showing the top 3 of 25 competitors. Open the profile for the full list.

Who sells to the same buyers in the same markets, not who wins against whom on a given contract. Prime contract obligations by the agency and NAICS code of each award; subawards are never added. A company is a family of legal entities, joined by parent UEI or, in part, by an AI reading of names.

Source: Federal contract transactions (Federal Procurement Data System) (U.S. Department of the Treasury, USAspending.gov), data current to Oct 9, 2026, loaded Oct 9, 2026 · FY2024–FY2026.