Diamond D General Engineering, Inc. (CA)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2008
- $13.22M
- $13,216,183under this UEI
- FY2026 obligations
- $0†
- Provisional
- Awards and orders
- 25
- with positive net obligations1 IDV vehicle held
- Latest action
- Feb 26, 2018
- SAM.gov registration
- Inactive
- Registration expiration date May 23, 2020
Registration
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Sep 1, 1990 (36 years)
- Location
- Woodland, CA
- State of incorporation
- California
- Purpose of registration
- All Awards
- Website
- ddge.net
† 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 TKGPHHMKDJ22. 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
- FY2018: $94,000
- FY2011: -$22,437 (de-obligation)
- FY2010: $1,217,832
- FY2009: $1,712,535
- FY2008: $10,214,253
Total across 5 fiscal years: $13,216,183
Net de-obligation in that fiscal year (obligations withdrawn).
Top awarding agencies
- Department of Defense$7,176,015, 54.3%
- Department of Health and Human Services$2,414,083, 18.3%
- Department of Agriculture$1,717,566, 13.0%
- Department of the Interior$1,323,838, 10.0%
- Department of Transportation$584,680, 4.4%
Top awarding sub-agencies
- Department of the Navy$5,255,575, 39.8%
- Indian Health Service$2,414,083, 18.3%
- Department of the Air Force$1,778,123, 13.5%
- Forest Service$1,717,566, 13.0%
- National Park Service$843,388, 6.4%
Top NAICS by obligations
- 238990All other specialty trade contractors$5,186,525, 39.2%
- 237110Water and sewer line and related structures construction$3,205,059, 24.3%
- 237310Highway, street, and bridge construction$2,525,738, 19.1%
- 237990Other heavy and civil engineering construction$898,074, 6.8%
- 238910Site preparation contractors$645,513, 4.9%
Top product and service codes by obligations
- Z199Maint-rep-alt/misc bldgs$4,838,950, 36.6%
- Z222Maint-rep-alt/hwys-rds-sts-brdgs-ra$1,444,656, 10.9%
- Y244Construct/sewage & waste$1,308,733, 9.9%
- Y222Construct/highways-rds-sts-brdgs-ra$1,290,309, 9.8%
- Y294Construct/waste trmt-store fac$1,105,350, 8.4%
Capabilities
NAICS codes
- 238910Site Preparation Contractors(primary)Small
- 212321Construction Sand and Gravel MiningSmall
- 212322Industrial Sand MiningSmall
- 221310Water Supply and Irrigation SystemsSmall
- 221320Sewage Treatment FacilitiesSmall
- 236220Commercial and Institutional Building ConstructionSmall
Show all 16 NAICS codes10 more NAICS codes
- 237110Water and Sewer Line and Related Structures ConstructionSmall
- 237310Highway, Street, and Bridge ConstructionSmall
- 237990Other Heavy and Civil Engineering Construction
- 238110Poured Concrete Foundation and Structure ContractorsSmall
- 238120Structural Steel and Precast Concrete ContractorsSmall
- 238190Other Foundation, Structure, and Building Exterior ContractorsSmall
- 238990All Other Specialty Trade Contractors
- 532412Construction, Mining, and Forestry Machinery and Equipment Rental and LeasingSmall
- 541330Engineering Services
- 562211Hazardous Waste Treatment and DisposalSmall
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
- Asian-Pacific American Owned
- DOT Certified DBE
Contracts
Latest awards and orders
- M0068118P0007Purchase orderDepartment of DefenseDepartment of the NavyLatest action
- AG9702C100018Definitive contractDepartment of AgricultureForest ServiceLatest action
- INR06PG241560PoDepartment of the InteriorBureau of ReclamationLatest action
- FA468608C0042DcaDepartment of DefenseDepartment of the Air ForceLatest action
- INR10PC20802PoDepartment of the InteriorBureau of ReclamationLatest action
- INL09PX00076PoDepartment of the InteriorBureau of Land ManagementLatest action
- DTFH6808C00025DcaDepartment of TransportationFederal Highway AdministrationLatest action
- DTFH6807C00003DcaDepartment of TransportationFederal Highway AdministrationLatest action
- INR10PC20686DcaDepartment of the InteriorBureau of ReclamationLatest action
- AG91Z9C080016DcaDepartment of AgricultureForest ServiceLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for Diamond D General Engineering, Inc. 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 without a real name are not shown.
Physical Address
32500 State Highway 16
Woodland, CA, 95695
USA
Mailing Address
P.O. BOX 8608
WOODLAND, CA, 95776
USA
Government Business Contact
Spencer R Defty
President
P.O. BOX 8608
WOODLAND, CA, 95776
USA
Electronic Business Contact
Laura A Defty
Chief Financial Officer
P.O. BOX 8608
WOODLAND, CA, 95776
USA
Past Performance Contact
Kirk Johnson
Vice President
P.O. BOX 8608
WOODLAND, CA, 95776
USA
Government Business Alternate Contact
Laura A Defty
Chief Financial Officer
P.O. BOX 8608
WOODLAND, CA, 95776
USA
Electronic Business Alternate Contact
Adam D Garcia
Controller
P.O. BOX 8608
WOODLAND, CA, 95776
USA
Past Performance Alternate Contact
Dan Cecil
Project Manager
P.O. BOX 8608
WOODLAND, CA, 95776
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
Diamond D General Engineering, Inc. has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires May 23, 2020.
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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- Walter Thomas & Associates, IncorporatedLong Beach, CA
- S Kirkland Construction, IncLompoc, CA