COASTLINE CONSULTING & DEVELOPMENT, LLC (CT)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2012
- $60.14M
- $60,137,027under this UEI
- FY2026 obligations
- -$15.45K†
- -$15,454Provisional
- Awards and orders
- 30
- with positive net obligations
- Latest action
- Jul 17, 2026
- SAM.gov registration
- Active
- Registration expiration date Jun 17, 2027
Registration
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Jul 22, 1998 (28 years)
- Location
- Branford, CT
- State of incorporation
- Connecticut
- Purpose of registration
- All Awards
- Website
- coastlineconsulting-ct.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 KXLKEGR2K4M6. GovChime does not check exclusions.
Performance
Net obligations recorded under this UEI since FY2012. 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
- FY2026: -$15,454 (de-obligation) (provisional)
- FY2025: $2,265,736
- FY2024: $25,382,926
- FY2023: $4,431,145
- FY2022: $1,606,502
- FY2021: $7,017,898
- FY2020: $8,248,858
- FY2019: $1,677,500
Show all 15 yearsEarlier years (FY2012–FY2018)
- FY2018: $387,125
- FY2017: $368,793
- FY2016: $2,587,754
- FY2015: $775,881
- FY2014: $3,992,174
- FY2013: $250,878
- FY2012: $1,159,312
Total across 15 fiscal years: $60,137,027
Net de-obligation in that fiscal year (obligations withdrawn).
Top awarding agencies
- Department of Defense$51,186,417, 85.1%
- Department of Homeland Security$8,950,610, 14.9%
Top awarding sub-agencies
- Department of the Army$26,807,950, 44.6%
- Department of the Navy$24,378,467, 40.5%
- U.S. Coast Guard$8,950,610, 14.9%
Top NAICS by obligations
- 237990Other heavy and civil engineering construction$60,137,027, 100%
Top product and service codes by obligations
- Z2KFRepair or alteration of dredging facilities$25,181,355, 41.9%
- Y1QAConstruction of restoration of real property (public or private)$22,916,329, 38.1%
- Z1KFMaintenance of dredging facilities$6,200,151, 10.3%
- Y1KFConstruction of dredging facilities$2,248,938, 3.7%
- Z1AZMaintenance of other administrative facilities and service buildings$1,640,650, 2.7%
Capabilities
NAICS codes
- 237990Other Heavy and Civil Engineering Construction(primary)
- 238140Masonry ContractorsSmall
- 238990All Other Specialty Trade Contractors
- 541310Architectural Services
- 541330Engineering Services
- 541340Drafting Services
Show all 11 NAICS codes5 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
- DOT Certified DBE
Federal Capability Statement
Coastline Consulting, LLC is a small business specializing in environmental compliance,waterfront development projects, and regulatory permit applications.
Capabilities & Services
Contracts
Latest awards and orders
- W912WJ25CA013Definitive contractDepartment of DefenseDepartment of the ArmyLatest action
- 70Z0G125CSLIS0001Definitive contractDepartment of Homeland SecurityU.S. Coast GuardLatest action
- W912WJ24C0020Definitive contractDepartment of DefenseDepartment of the ArmyLatest action
- 70Z0G122CABCD0001Definitive contractDepartment of Homeland SecurityU.S. Coast GuardLatest action
- 70Z0G124CSLIS0002Definitive contractDepartment of Homeland SecurityU.S. Coast GuardLatest action
- W912WJ24C0002Definitive contractDepartment of DefenseDepartment of the ArmyLatest action
- N4008524C0015Definitive contractDepartment of DefenseDepartment of the NavyLatest action
- 70Z0G124CABCD0003Definitive contractDepartment of Homeland SecurityU.S. Coast GuardLatest action
- W912WJ23C0014Definitive contractDepartment of DefenseDepartment of the ArmyLatest action
- W912WJ23C0002Definitive contractDepartment of DefenseDepartment of the ArmyLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for COASTLINE CONSULTING & DEVELOPMENT, LLC lists a physical address and a separate mailing address, along with 3 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
261 E Main St
Branford, CT, 06405
USA
Mailing Address
261 E Main St
Branford, CT, 06405
USA
Government Business Contact
MARK E Jackson
President
261 E Main Street
Branford, CT, 06405
USA
Electronic Business Contact
MARK E Jackson
President
261 E Main Street
Branford, CT, 06405
USA
Past Performance Contact
MARK E Jackson
President
261 E Main Street
Branford, CT, 06405
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
COASTLINE CONSULTING & DEVELOPMENT, LLC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires June 17, 2027.
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
Not registered for disaster relief
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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