Top DHS water and sewer line and related structures construction contractors
In the 12 months ending Oct 5, 2026, the Department of Homeland Security obligated $8.7M in net prime contract dollars under NAICS 237110, up 517.0% from $1.4M in the preceding 12 months. 24 prime contractors received positive obligations, and 3 of them accounted for 80% of that spend.
Prime contracts funded by the Department of Homeland Security. Latest 12 months: Oct 6, 2025 to Oct 5, 2026. Source: USAspending.gov.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year (October to September).
Top DHS contractors for NAICS 237110
Ranked by positive obligations in the latest 12 months. Share is of all positive obligations in this market.
| # | Contractor | Latest 12 mo | Prior 12 mo | Share | Rank change |
|---|---|---|---|---|---|
| 1 | JBA Construction LLC | $3.3M | $0 | 37.9% | New |
| 2 | S & D Mechanical Services, Inc | $2.0M | $0 | 22.9% | New |
| 3 | Terra Site Constructors LLC | $1.9M | $0 | 21.3% | New |
| 4 | The Black Barons Group LLC | $310K | $0 | 3.6% | New |
| 5 | Dmyles Inc. | $224K | $0 | 2.6% | New |
| 6 | CCI Construction and Utility Services, LLC | $189K | $0 | 2.2% | New |
| 7 | J. G. Ewing Sewer Contractors, Inc. | $145K | $0 | 1.7% | New |
| 8 | Hunatek Federal Services, LLC | $136K | $0 | 1.6% | New |
| 9 | Patriot Diversified, LLC | $83K | $0 | 0.9% | New |
| 10 | Beach Bear Property Services LLC | $65K | $0 | 0.8% | New |
| 11 | Wealth's Door LLC | $54K | $0 | 0.6% | New |
| 12 | Campbell Construction Group, LLC | $51K | $0 | 0.6% | New |
| 13 | Advanced Logistic Partners Inc | $51K | $0 | 0.6% | New |
| 14 | East Wind Enterprises, Inc. | $50K | $0 | 0.6% | New |
| 15 | Wolf Creek Construction, LLC | $37K | $47K | 0.4% | ▼ 9 |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- JBA Construction LLC$0 → $3.3M (+$3.3M) · now #1
- S & D Mechanical Services, Inc$0 → $2.0M (+$2.0M) · now #2
- Terra Site Constructors LLC$0 → $1.9M (+$1.9M) · now #3
Largest declines
- Orenco Systems, Inc.$422K → −$31K (−$452K) · no latest-period obligations
- Environmental Construction Corp.$391K → $0 (−$391K) · no latest-period obligations
- R.B. National, Ltd. Co.$77K → $0 (−$77K) · no latest-period obligations
New to this market
21 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| JBA Construction LLC | Jul 14, 2026 | $3.3M |
| S & D Mechanical Services, Inc | Sep 30, 2026 | $2.0M |
| Terra Site Constructors LLC | Jan 22, 2026 | $1.9M |
| The Black Barons Group LLC | Sep 28, 2026 | $310K |
| Dmyles Inc. | Dec 20, 2025 | $224K |
| CCI Construction and Utility Services, LLC | Sep 15, 2026 | $189K |
| J. G. Ewing Sewer Contractors, Inc. | Jan 20, 2026 | $145K |
| Hunatek Federal Services, LLC | Aug 6, 2026 | $136K |
Where the money comes from
Funding sub-agencies within the Department of Homeland Security, latest 12 months. The funding organization can differ from the office that runs the requirement.
| Funding sub-agency | Latest 12 mo | Prior 12 mo | Change |
|---|---|---|---|
| U.S. Coast Guard | $6.2M | $584K | Up $5.6M (964.8%) |
| U.S. Customs and Border Protection | $2.5M | $0 | New |
Potential recompetes
Large awards in this market whose current period of performance ends in the next 18 months. Treat these as research leads: options, extensions, and follow-on vehicles often change the timing.
| Award | Incumbent | Obligated | Current end |
|---|---|---|---|
| 70Z08626CHONO0006 | JBA Construction LLC SEWER LINE REPAIRS AT U.S. COAST GUARD BASE HONOLULU, HAWAII | $3.3M | Jul 13, 2027 |
Common questions
Who are the top DHS contractors for NAICS 237110?
In the latest 12 months, JBA Construction LLC ($3.3M), S & D Mechanical Services, Inc ($2.0M), Terra Site Constructors LLC ($1.9M) received the most DHS obligations for water and sewer line and related structures construction.
How concentrated is this market?
The eight largest primes held 93.7% of positive obligations, and JBA Construction LLC alone held 37.9%. 21 contractors won their first obligations in this market during the latest 12 months.
Are any large DHS NAICS 237110 contracts ending soon?
1 of the largest awards in this market reach their current end date in the next 18 months. The first is 70Z08626CHONO0006 (JBA Construction LLC, $3.3M obligated), ending Jul 13, 2027. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
NAICS 237110 across all agencies
Interior · NAICS 237110
$752.0MState Department · NAICS 237110
$508.2MDoD · NAICS 237110
$154.3MVA · NAICS 237110
$85.3MUSDA · NAICS 237110
$38.2MDOJ · NAICS 237110
$14.2MHHS · NAICS 237110
$6.6MFigures are net obligations on prime contracts (award types A–D) from USAspending.gov, grouped by funding agency and the NAICS code on each award. Net obligations include deobligations and corrections, so they can differ from positive-obligation totals. See methodology.
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