Industries › NAICS 334512
Industry · NAICS 334512 · sector 31-33 Manufacturing
Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use
Federal contract obligations classified under NAICS 334512, the organisations that win them and the agencies that award them.
USAspending caveat. Figures are obligations reported by federal agencies to USAspending.gov, not payments. In USAspending's words: "An outlay occurs when federal money is actually paid out, not just promised to be paid ('obligated')." "Every agency has a Senior Accountable Official who must officially certify that the quarterly financial data submitted by their agency is accurate and complete." "If there are any discrepancies in procurement data, FPDS is the authoritative source." Contract data for the Department of Defense and the U.S. Army Corps of Engineers is published with a 90-day delay. Data loaded 30 Sep 2026.
Federal agencies obligated $40M in contracts classified under NAICS 334512, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use, in FY2026, and $201M over the five fiscal years since FY2023; the industry ranks 361 of 526 on this site.
Obligations were down 27% on FY2025 ($55M), with $0 so far in FY2027.
The largest recipient organisations by the value of $1.0M-plus awards since FY2023 were Signet Technologies, Inc. ($12M), System High Corporation ($5.2M) and Teledyne Flir Defense, Inc. ($4.0M).
By place of performance, the most money went to AR, DE and VT.
Contract obligations by fiscal year
Compared with the largest industry FY2026
| Measure | This industry | Aircraft Manufacturing | All contracts |
|---|---|---|---|
| Contract obligations, FY2026 | $40M | $45B | $716B |
| Five-year total | $201M | $211B | $3.0T |
| Share of all contract obligations, five years | 0% | 7.1% | 100% |
Top contractors $1.0M+ award value since FY2023
| # | Organisation | Awards | Award value |
|---|---|---|---|
| 1 | Signet Technologies, Inc. | 5 | $12M |
| 2 | System High Corporation | 1 | $5.2M |
| 3 | Teledyne Flir Defense, Inc. | 1 | $4.0M |
| 4 | Mechanical Services of Central Florida, Inc. | 1 | $3.7M |
| 5 | The Prospective Group, LLC | 1 | $2.2M |
| 6 | Alabama Controls, Inc. | 1 | $1.7M |
| 7 | Weathertrol Maintenance Corp | 1 | $1.7M |
| 8 | Four Winds Mechanical HTC/Ac Inc. | 1 | $1.5M |
| 9 | Johnson Controls Inc | 1 | $1.4M |
| 10 | Isotech North America Inc | 1 | $1.4M |
| 11 | Laurus Systems Inc | 1 | $1.3M |
| 12 | FBC Enterprises LLC | 1 | $1.0M |
| 13 | Siemens Industry Inc | 1 | $1.0M |
Buying agencies $1.0M+ awards
Where the work is performed
Largest awards since FY2023
| Recipient | Awarding agency | Type | Award value | Begun | Place | Record |
|---|---|---|---|---|---|---|
| Signet Technologies, Inc. | Securities and Exchange Commission | ContractBpa Call | $5.3M | 21 Sep 2023 | MD | USAspending |
| System High Corporation | Department of DefenseWashington Headquarters Services | ContractDelivery Order | $5.2M | 23 May 2024 | DC | USAspending |
| Teledyne Flir Defense, Inc. | Department of DefenseDefense Logistics Agency | ContractDelivery Order | $4.0M | 21 Sep 2023 | OR | USAspending |
| Mechanical Services of Central Florida, Inc. | Department of Homeland SecurityFederal Law Enforcement Training Center | ContractDefinitive Contract | $3.7M | 27 Sep 2023 | GA | USAspending |
| Signet Technologies, Inc. | Department of JusticeU.S. Marshals Service | ContractBpa Call | $3.6M | 11 Sep 2024 | MD | USAspending |
| The Prospective Group, LLC | Department of State | ContractDelivery Order | $2.2M | 24 Aug 2023 | VA | USAspending |
| Alabama Controls, Inc. | Department of DefenseDepartment of the Air Force | ContractPurchase Order | $1.7M | 20 Aug 2025 | AL | USAspending |
| Weathertrol Maintenance Corp | Department of Veterans Affairs | ContractPurchase Order | $1.7M | 16 Aug 2023 | FL | USAspending |
| Four Winds Mechanical HTC/Ac Inc. | Department of DefenseDepartment of the Army | ContractDefinitive Contract | $1.5M | 16 Sep 2025 | AZ | USAspending |
| Johnson Controls Inc | Department of DefenseDepartment of the Army | ContractPurchase Order | $1.4M | 27 Sep 2023 | MD | USAspending |
Other industries in sector 31-33: Manufacturing
- 336411 Aircraft Manufacturing $211B
- 336414 Guided Missile and Space Vehicle Manufacturing $126B
- 336611 Ship Building and Repairing $118B
- 325412 Pharmaceutical Preparation Manufacturing $70B
- 336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing $69B
- 334511 Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing $66B
- 324110 Petroleum Refineries $41B
- 336412 Aircraft Engine and Engine Parts Manufacturing $40B
- 332993 Ammunition (except Small Arms) Manufacturing $31B
- 336992 Military Armored Vehicle, Tank, and Tank Component Manufacturing $26B
- 325411 Medicinal and Botanical Manufacturing $18B
- 334220 Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing $17B
- 339999 All Other Miscellaneous Manufacturing $15B
- 334111 Electronic Computer Manufacturing $13B
- 334290 Other Communications Equipment Manufacturing $9.7B
- 336419 Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing $8.1B
- 332410 Power Boiler and Heat Exchanger Manufacturing $8.1B
- 336111 Automobile Manufacturing $7.1B
- 336415 Guided Missile and Space Vehicle Propulsion Unit and Propulsion Unit Parts Manufacturing $6.6B
- 339112 Surgical and Medical Instrument Manufacturing $6.2B
- 331410 Nonferrous Metal (except Aluminum) Smelting and Refining $6.1B
- 332994 Small Arms, Ordnance, and Ordnance Accessories Manufacturing $5.9B
- 336212 Truck Trailer Manufacturing $5.5B
- 311999 All Other Miscellaneous Food Manufacturing $5.4B
Questions and answers
How much does the federal government spend on NAICS 334512?
$40M in contract obligations classified under Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use in FY2026, $201M over the five fiscal years since FY2023. Obligations are commitments, not payments.
Who are the top contractors in Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use?
Signet Technologies, Inc. ($12M), System High Corporation ($5.2M), Teledyne Flir Defense, Inc. ($4.0M), Mechanical Services of Central Florida, Inc. ($3.7M), The Prospective Group, LLC ($2.2M), by the value of $1M-plus awards since FY2023.
Which agencies buy in this industry?
By the value of $1.0M-plus contracts since FY2023: Department of Defense ($17M), Department of Justice ($6.8M), Securities and Exchange Commission ($5.3M), Department of Homeland Security ($5.0M), Department of State ($2.2M).
What is a NAICS code?
In USAspending's words: "NAICS stands for the North American Industrial Classification System. This 6-digit code tells you what industry the work falls into. Each contract record has a NAICS code." Assistance awards (grants, loans, direct payments) carry no NAICS code and are not counted here.
Provenance
Source: USAspending.gov API v2, spending by category (NAICS) by fiscal year, recipient cross-tabulation for FY2022–FY2025 and award search, loaded 30 Sep 2026. State figures come from each state's top-100 NAICS list, so small amounts in a state may be missing. See methodology.