FIRM FIXED PRICE8A COMPETED

SERES ENGINEERING & SERVICES LLC - BASE OPERATIONS SUPPORT SERVICES AND ENVIRONMENTAL SERVICES INCLUDING ALL ASPECTS OF, BUT NOT LIMITED TO OPERATIONS, PLANS, REAL ESTATE, ENGINEERING AND ENVIRONMENTAL SUPPORT THROUGHOUT THE 81ST AREA OF RESPONSIBILITY (AOR) TO INCLUDE PUERTO RICO

PIID: W9124C21C0002Solicitation ID: W9124C20R0018

Signed Date: Oct 10, 2025Effective Date: Oct 16, 2020End Date: Closed on Apr 16, 2026

Award $

$29.3M

Vendor

SERES ENGINEERING & SERVICES LLC

NAICS

561210

Signed Date

Oct 10, 2025

Key Details

Dollars Obligated

$29.3M

Base & All Options

$3.0M

Awarding Agency

Department of Defense

Awarding Sub-Agency

Department of the Army

NAICS Code

561210 - FACILITIES SUPPORT SERVICES

Product Service Code

S216 - HOUSEKEEPING- FACILITIES OPERATIONS SUPPORT

Extent Competed

FULL AND OPEN COMPETITION AFTER EXCLUSION OF SOURCES

Number of Offers

Place of Performance

COLUMBIA, SC, 292070002, CD-SC-02

Description

BASE OPERATIONS SUPPORT SERVICES AND ENVIRONMENTAL SERVICES INCLUDING ALL ASPECTS OF, BUT NOT LIMITED TO OPERATIONS, PLANS, REAL ESTATE, ENGINEERING AND ENVIRONMENTAL SUPPORT THROUGHOUT THE 81ST AREA OF RESPONSIBILITY (AOR) TO INCLUDE PUERTO RICO

Context & Analysis

On Oct 10, 2025, Department of Defense obligated $29,307,735.76 to SERES ENGINEERING & SERVICES LLC for base operations support services and environmental services including all aspects of, but not limited to operations, plans, real estate, engineering and environmental support throughout the 81st area …. The award is classified under NAICS 561210 — FACILITIES SUPPORT SERVICES and issued as a firm fixed price contract. Competition extent: full and open competition after exclusion of sources with 4 offers received. The procurement used a 8A COMPETED set-aside. Performance is located in COLUMBIA, SC.

Market context

Recompete outlook: Ended Apr 16, 2026 (6 months ago). Recompete signal as of Oct 19, 2026: 26/100, combining time to the end date, the incumbent's history with this agency, whether the award was competed, and its size.
Competition: Competed, with 4 offers. 75% of 932 awards in this market (Department of Defense awards in NAICS 561210 over the last 3 years) were competed; median 4 offers.
Award size: At $29.3M, this award is larger than three in four of the 1037 priced Department of Defense awards in NAICS 561210 over the last 3 years (median $383K).
Incumbent at this agency: SERES ENGINEERING & SERVICES LLC has 1 other award from Department of Defense, totalling $4.0M, in 2025.
Largest vendors in this market: By obligations, Department of Defense awards in NAICS 561210 over the last 3 years.
AMENTUM HOLDINGS INC. — 20 awards, $4.7B
VECTRUS, INC. — 45 awards, $4.5B
KBR WYLE SERVICES, LLC — 20 awards, $3.2B
BAE SYSTEMS ORDNANCE SYSTEMS INC. — 1 award, $2.3B
SALLYPORT GLOBAL HOLDINGS INC — 2 awards, $1.5B