Chesterfield Associates Inc.
Westhampton Beach, NY
- UEI
- NUUSMWHM7XM5
- CAGE
- 0YS38
- Primary NAICS
- 237990 Other Heavy and Civil Engineering Construction
- SAM.gov registration
- Active through
Company facts
- FY2025 rankings
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Other NAICS codes in SAM.gov
- SAM.gov registration date
- Physical address
- 56 S Country Rd, Westhampton Beach, NY 11978, USA
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $0 |
| FY2026 | $0 |
| FY2025 | $2,709,590 |
Contract awards
Latest 5 listed here. See the rest on GovTribe.
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About the company
Chesterfield Associates Inc. is a for-profit corporate entity headquartered in Westhampton Beach, New York, that has been registered in SAM.gov since April 2002. The company provides specialized construction and maintenance services to federal agencies, with a particular focus on maritime and waterfront infrastructure projects. As a qualified small business contractor, Chesterfield Associates has established itself as a reliable partner for the U.S. federal government in executing complex infrastructure work.
The company's federal contract portfolio reflects expertise in marine construction, dredging operations, and waterfront facility repairs. Most notably, Chesterfield Associates has performed two significant small business set-aside contracts with the U.S. Coast Guard, totaling approximately $2.7 million. The first contract, awarded in March 2025 for $1,101,360, involved waterfront repairs at USCG Station Montauk in Montauk, New York, including replacement of a floating dock, repair of a fixed timber pier, and restoration of a stone gabion bulkhead, with a 285-calendar-day performance period. The second and more recent contract, awarded in September 2025 for $1,608,230, focused on maintenance dredging operations at Coast Guard Station Shinnecock in Hampton Bays, New York, requiring the removal of approximately 5,800 cubic yards of silt and sand, construction of a dewatering containment facility, and compliance with environmental regulations including the restricted October-December dredge window. Additionally, the company held a minor purchase order from the U.S. Air Force in August 2021 valued at $13,300 for crane rental services. All identified contracts have been designated as total small business set-asides, underscoring Chesterfield Associates' qualification and utilization as a small business contractor for federal projects.
SBA capabilities narrative
Marine, sitework, excavation, dockbuilding, piledriving
Quick answers
Is Chesterfield Associates Inc. registered in SAM.gov?
Yes. Chesterfield Associates Inc.'s SAM.gov registration is active through October 25, 2027.
What is Chesterfield Associates Inc.'s CAGE code?
Chesterfield Associates Inc.'s CAGE code is 0YS38, and its Unique Entity ID (UEI) is NUUSMWHM7XM5.
How much has Chesterfield Associates Inc. received in federal contracts?
Federal contracts obligated $2,709,590 to Chesterfield Associates Inc. in fiscal year 2025.
How does Chesterfield Associates Inc. rank among federal contractors?
Chesterfield Associates Inc. ranked #26 in PSC Z1KF and #74 in PSC Z2PZ in FY2025.
What is Chesterfield Associates Inc.'s most recent federal award?
Chesterfield Associates Inc.'s most recent federal contract award is To perform maintenance dredging of the boat basin and entrance channel at U.S. Coast guard, station shinnecock, hampton… (70Z0G125CSLIS0004), from Coast Guard, on September 22, 2025.
On GovTribe
See Chesterfield Associates Inc.'s full federal record
- Federal contract awards
- IDV awards
- Funding analysis by agency, NAICS and set-aside
- Similar vendors