GULF COAST UNDERGROUND LLC (AL)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2016
- $1.24M
- $1,243,246under this UEI
- FY2026 obligations
- $0†
- Provisional
- Awards and orders
- 4
- with positive net obligations
- Latest action
- Apr 9, 2024
- SAM.gov registration
- Active
- Registration expiration date Dec 17, 2026
Registration
- Entity structure
- Partnership or Limited Liability Partnership
- Business start date
- Sep 12, 2003 (23 years)
- Location
- Theodore, AL
- State of incorporation
- Alabama
- Website
- gogcu.com
† FY2026 obligations (provisional; DoD awards signed after Jul 28, 2026 are not yet public).
Contract actions that the Department of Defense both funds and awards are withheld at the source for 90 days, so DoD awards signed after Jul 28, 2026 are not yet public.
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI D2GWULC9CJJ9. GovChime does not check exclusions.
Performance
Net obligations recorded under this UEI since FY2016. Top lists show the largest five by share of this vendor's net obligations; the shares do not sum to 100%.
Net obligations by fiscal year of action
- FY2024: -$50,508 (de-obligation)
- FY2023: $126,270
- FY2020: $632,107
- FY2019: $472,548
- FY2016: $62,830
Total across 5 fiscal years: $1,243,246
Net de-obligation in that fiscal year (obligations withdrawn).
Top awarding agencies
- Department of Defense$692,869, 55.7%
- Department of the Interior$550,378, 44.3%
Top awarding sub-agencies
- Department of the Air Force$692,869, 55.7%
- National Park Service$550,378, 44.3%
Top NAICS by obligations
- 237110Water and sewer line and related structures construction$1,243,246, 100%
Top product and service codes by obligations
- Z2NDRepair or alteration of sewage and waste facilities$1,167,484, 93.9%
- Z2BZRepair or alteration of other airfield structures$75,762, 6.1%
Capabilities
NAICS codes
- 237110Water and Sewer Line and Related Structures Construction(primary)
- 221320Sewage Treatment Facilities
- 236210Industrial Building Construction
- 237120Oil and Gas Pipeline and Related Structures Construction
- 237310Highway, Street, and Bridge Construction
- 237990E
Show all 12 NAICS codes6 more NAICS codes
Small: small business for that NAICS, self-certified in SAM.gov registration.
SBA certifications
No certification in the SBA profile data.
Business types self-reported in SAM.gov registration:
- Self Certified Small Disadvantaged Business
Product and service codes (PSC)
- C1NE
- C1PD
- H346
- H946
- J045
- J046
- L046
- N045
- S114
- Y1ND
Federal Capability Statement
Gulf Coast Underground, LLC, is a full service “find and fix” sewer rehabilitation contractor. Since 2003, GCU has provided honest and dependable, long-term rehabilitation solutions across Florida, Alabama, Mississippi, and Louisiana. In 2014, we are proud to add Tennessee and Georgia to that list. Our firm began as a digging contractor, then evolved into a “trenchless” contractor performing manhole and wet well rehab. Over the years, GCU has expanded it’s services to include: full system SSES, cured-in-place pipe, and main to lateral connection seals. All of our rehabilitation methods have unparalleled track records and are trenchless (no-dig) so as to cause minimal sewer service disruption. From the outset, GCU was built upon relationships and our top priority has been and will continue to be to serve our clients with professionalism, provide them with cost and time saving solutions, and prove ourselves to be a trusted technical resource.
Capabilities & Services
Contracts
Latest awards and orders
- FA481923P0086Purchase orderDepartment of DefenseDepartment of the Air ForceLatest action
- FA303020C0004Definitive contractDepartment of DefenseDepartment of the Air ForceLatest action
- 140P5319C0012Definitive contractDepartment of the InteriorNational Park ServiceLatest action
- INP16PX01579Purchase orderDepartment of the InteriorNational Park ServiceLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for GULF COAST UNDERGROUND LLC lists a physical address and a separate mailing address, along with 6 verified points of contact. Past Performance contacts are the recommended outreach channel for due-diligence references; Government Business contacts handle procurement-facing correspondence.
Source: SAM.gov entity registration. Contacts displaying numeric or placeholder names have been filtered (defense-in-depth).
Physical Address
5655 MIDDLE RD
THEODORE, AL, 36582
USA
Mailing Address
5655 MIDDLE ROAD
THEODORE, AL, 36582
USA
Government Business Contact
SPENCER TUELL
MR.
5655 MIDDLE ROAD
THEODORE, AL, 36582
USA
Electronic Business Contact
CHRIS GOMEL
MR.
5655 MIDDLE ROAD
THEODORE, AL, 36582
USA
Past Performance Contact
CHRIS GOMEL
MR.
5655 MIDDLE ROAD
THEODORE, AL, 36582
USA
Government Business Alternate Contact
ROBERT LINDLEY
MR.
5655 MIDDLE ROAD
THEODORE, AL, 36582
USA
Electronic Business Alternate Contact
SONYA GOMEL
MS.
5655 MIDDLE ROAD
THEODORE, AL, 36582
USA
Past Performance Alternate Contact
0003 237990NN ~238990NN ~541330NNNN N
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E&Y
Additional Details
As of . Source: SAM.gov Entity Registration.
GULF COAST UNDERGROUND LLC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires December 17, 2026.
Source: SAM.gov entity registration (FAR responses, registration status). Always verify active exclusions against the authoritative record on SAM.gov before contract award.
Compliance & Risk Assessment
Source: SAM.gov FAR responsesSuspension/Debarment Status
SAM.gov registration reports no active exclusion
Public Display
Entity information is publicly displayed
Disaster Relief Registry
Registered for disaster relief contracting — Nationwide
Bonding Information
No bonding information provided
EDI
Not declared in SAM.gov
Business Structure
Source: SAM.govRegistration Details
Source: SAM.govInitial Registration
Last Update
Registration Activation
Fiscal Year End
Country of Incorporation
Congressional District
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