MELLINGER ENGINEERING GROUP, LLC (CA)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2008
- $19.40M
- $19,404,988under this UEI
- FY2026 obligations
- $767.51K†
- $767,511Provisional
- Awards and orders
- 65
- with positive net obligations
- Latest action
- May 21, 2026
- SAM.gov registration
- Active
- Registration expiration date Dec 15, 2026
Registration
- Entity structure
- Other
- Business start date
- Mar 1, 2001 (25 years)
- Location
- Sonoma, CA
- State of incorporation
- California
- Website
- linkedin.com
† FY2026 obligations (provisional; DoD awards signed after Aug 7, 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 Aug 7, 2026 are not yet public.
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI XH9ADBLZRMF1. GovChime does not check exclusions.
Performance
Net obligations recorded under this UEI since FY2008. 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: $767,511 (provisional)
- FY2024: -$205,914 (de-obligation)
- FY2023: -$3,000 (de-obligation)
- FY2022: -$9,200 (de-obligation)
- FY2021: -$190,683 (de-obligation)
- FY2020: $328,997
- FY2019: $1,600,269
- FY2018: $2,391,520
Show all 17 yearsEarlier years (FY2008–FY2017)
- FY2017: $800,469
- FY2016: $2,462,420
- FY2015: $1,078,180
- FY2014: $4,044,424
- FY2013: $3,187,292
- FY2012: $129,360
- FY2010: $1,393,923
- FY2009: $291,318
- FY2008: $1,338,101
Total across 17 fiscal years: $19,404,988
Net de-obligation in that fiscal year (obligations withdrawn).
Top awarding agencies
- Department of Defense$19,404,988, 100%
Top awarding sub-agencies
- Department of the Navy$19,831,066, 100%
Top NAICS by obligations
- 332911Industrial valve manufacturing$8,957,123, 46.2%
- 332919Other metal valve and pipe fitting manufacturing$6,373,249, 32.8%
- 335312Motor and generator manufacturing$317,649, 1.6%
- 332912Fluid power valve and hose fitting manufacturing$179,775, 0.9%
Top product and service codes by obligations
- 4820Valves, nonpowered$19,022,238, 98.0%
- 4810Valves, powered$382,750, 2.0%
Capabilities
NAICS codes
- 551112Offices of Other Holding Companies(primary)Small
- 332911Industrial Valve ManufacturingSmall
- 332919Other Metal Valve and Pipe Fitting ManufacturingSmall
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:
- Veteran-Owned Business
Product and service codes (PSC)
- 4810Other Services/Supplies
- 4820Other Services/Supplies
Capabilities & Services
Contracts
Latest awards and orders
- N0010426PFD33Purchase orderDepartment of DefenseDepartment of the NavyLatest action
- N0010419PFC95Purchase orderDepartment of DefenseDefense Contract Management AgencyLatest action
- N0010419PFF03Purchase orderDepartment of DefenseDefense Contract Management AgencyLatest action
- N0010418CFA55Definitive contractDepartment of DefenseDefense Contract Management AgencyLatest action
- N0010417CFA18Definitive contractDepartment of DefenseDefense Contract Management AgencyLatest action
- N0010418CFA49Definitive contractDepartment of DefenseDepartment of the NavyLatest action
- N0010408CFA07Definitive contractDepartment of DefenseDepartment of the NavyLatest action
- N0010420PFB11Purchase orderDepartment of DefenseDefense Contract Management AgencyLatest action
- N0010419PFA22Purchase orderDepartment of DefenseDepartment of the NavyLatest action
- N0010419PFD98Purchase orderDepartment of DefenseDepartment of the NavyLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for MELLINGER ENGINEERING GROUP, LLC lists a physical address and a separate mailing address, along with 5 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 without a real name are not shown.
Physical Address
1759 DENMARK ST
SONOMA, CA, 95476
USA
Mailing Address
20366 8TH STREET EAST
SONOMA, CA, 95476
USA
Government Business Contact
GEORGE R MELLINGER
OWNER/PRESIDENT
1759 DENMARK STREET
SONOMA, CA, 95476
USA
Electronic Business Contact
SHANNON DEELEY
CONTRACT MANAGER
20366 8TH STREET EAST
SONOMA, CA, 95476
USA
Past Performance Contact
SHANNON DEELEY
CONTRACT MANAGER
20366 8TH STREET EAST
SONOMA, CA, 95476
USA
Government Business Alternate Contact
SHANNON DEELEY
CONTRACT MANAGER
20366 8TH STREET EAST
SONOMA, CA, 95476
USA
Electronic Business Alternate Contact
GEORGE R MELLINGER
CEO/OWNER
1759 DENMARK STREET
SONOMA, CA, 95476
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
MELLINGER ENGINEERING GROUP, LLC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires December 15, 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
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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