DUNCAN MECHANICAL SERVICES, INC. (TX)
Registration and award facts
SAM.gov registration as of
Net obligations recorded since FY2008 under this UEI: $1,265,378 across 19 awards and orders with positive net obligations.
- Net obligations since FY2008
- $1.27M
- $1,265,378under this UEI
- FY2026 obligations
- $5.67K†
- $5,671Provisional
- Awards and orders
- 19
- with positive net obligations
- Latest action
- Jul 1, 2026
- SAM.gov registration
- Active
- Registration expiration date Aug 13, 2027
Registration
- UEI
- WNXNWDKDENK8
- CAGE code
- 0Z800
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Jul 1, 1996 (30 years)
- Location
- San Angelo, TX
- State of incorporation
- Texas
- Purpose of registration
- All Awards
- Website
- dunmech.com
SBA certifications
No certification in the SBA profile data.
NAICS codes
- 238220Plumbing, Heating, and Air-Conditioning Contractors(primary)Small
- 811310Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and MaintenanceSmall
Small: small business for that NAICS, self-certified in SAM.gov registration.
Federal contract obligations
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: $5,671 (provisional)
- FY2025: $422,994
- FY2024: $147,289
- FY2023: $13,600
- FY2022: $140,208
- FY2021: $380,784
- FY2020: $23,393
- FY2018: $73,395
Show all 11 yearsEarlier years (FY2008–FY2015)
- FY2015: $48,340
- FY2014: $4,499
- FY2008: $5,204
Total across 11 fiscal years: $1,265,378
Top awarding agencies
- Department of Defense$1,260,174, 99.6%
- Department of Commerce$5,204, 0.4%
Top awarding sub-agencies
- Department of the Air Force$1,260,174, 99.6%
- National Oceanic and Atmospheric Administration$5,204, 0.4%
Top NAICS by obligations
- 238220Plumbing, heating, and air-conditioning contractors$1,260,879, 99.6%
Top product and service codes by obligations
- 4120Air conditioning equipment$655,668, 51.8%
- J041Maint/repair/rebuild of equipment- refrigeration, air conditioning, and air circulating equipment$324,335, 25.6%
- J045Maint/repair/rebuild of equipment- plumbing, heating, and waste disposal equipment$206,884, 16.3%
- W041Lease or rental of equipment- refrigeration, air conditioning, and air circulating equipment$65,600, 5.2%
- N045Installation of equipment- plumbing, heating, and waste disposal equipment$12,890, 1.0%
† FY2026 obligations (provisional; DoD awards signed after Jul 22, 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 22, 2026 are not yet public.
Latest awards and orders
- FA303026P0013Purchase orderDepartment of DefenseDepartment of the Air ForceLatest action
- FA303025C0013Definitive contractDepartment of DefenseDepartment of the Air ForceLatest action
- FA303024P0008Purchase orderDepartment of DefenseDepartment of the Air ForceLatest action
- FA303023P0003Purchase orderDepartment of DefenseDepartment of the Air ForceLatest action
- FA303022P0010Purchase orderDepartment of DefenseDepartment of the Air ForceLatest action
- FA303022P0026Purchase orderDepartment of DefenseDepartment of the Air ForceLatest action
- FA303021P0051Purchase orderDepartment of DefenseDepartment of the Air ForceLatest action
- FA303021P0035Purchase orderDepartment of DefenseDepartment of the Air ForceLatest action
- FA303021P0012Purchase orderDepartment of DefenseDepartment of the Air ForceLatest action
- FA303021P0034Purchase orderDepartment of DefenseDepartment of the Air ForceLatest action
Other contractors in Texas with primary NAICS 238220
- Composite Cooling Solutions, L.P.Aledo, TX
- Jada Contracting & Construction LLCBogata, TX
- BCI Services IncConroe, TX
- CSP Utilities LLCWaco, TX
- PC Automated Controls, Inc.El Paso, TX
- GRG Sanders & Co.Lubbock, TX
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI WNXNWDKDENK8. GovChime does not check exclusions.
Key Performance Statistics
View obligations by year, agencies and performance history
Capabilities
NAICS Codes
See all industry codes with contract counts
Product/Service Codes
As of . Source: SAM.gov Goods & Services.
No PSC codes reported
Certifications
Business Types
Contracts
Explore federal contract awards with detailed transaction history
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for DUNCAN MECHANICAL SERVICES, INC. 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
1125 GLENNA ST
SAN ANGELO, TX, 76901
USA
Mailing Address
1125 GLENNA ST
SAN ANGELO, TX, 76901
USA
Government Business Contact
Patrick Lange
1125 GLENNA STREET
SAN ANGELO, TX, 76901
USA
Electronic Business Contact
Patrick A Lange
Vice President
1125 GLENNA STREET
SAN ANGELO, TX, 76901
USA
Government Business Alternate Contact
Joe D Urbanek
President
1125 GLENNA STREET
SAN ANGELO, TX, 76901
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
DUNCAN MECHANICAL SERVICES, INC. has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires August 13, 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
EDI
Not declared in SAM.gov
Business Structure
Source: SAM.govRegistration Details
Source: SAM.govDate Founded
Initial Registration
Last Update
Registration Activation
Registration Expiration
Fiscal Year End
State of Incorporation
Country of Incorporation
Congressional District
Entity Website