Thermosystems, LLC
Thermosystems, LLC is a small business in Elmhurst, IL registered on SAM.gov to bid on federal contracts. It has won about $462,951 in federal prime contracts since fiscal year 2024, according to USAspending.gov.
- UEI
- L95JLZADRA45
- CAGE code
- 4RQS2
- SAM.gov registration
- Active
Registration details
| Legal business name | Thermosystems, LLC |
|---|---|
| Unique Entity ID (UEI) | L95JLZADRA45 |
| CAGE code | 4RQS2 |
| Location | Elmhurst, IL |
| SAM.gov registration | Active through Sep 15, 2027 |
| Business started | 2019 |
| Primary NAICS code | 423730: Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers |
Federal contract history
| Fiscal year | Prime contract obligations |
|---|---|
| FY2023 | $163,845 |
| FY2024 | $40,016 |
| FY2025 | $356,659 |
| FY2026 | $926,412 |
Its biggest federal customers over the last four fiscal years: Agricultural Research Service ($756,664) and Department of Veterans Affairs ($730,268).
Recent contract awards
| Awarded | Agency | What it's for | Amount |
|---|---|---|---|
| Jul 2, 2026 | Agricultural Research Service | Chiller rental and installation | $756,664 |
| May 15, 2026 | Department of Veterans Affairs | Emergency chiller repair for civahcs | $75,630 |
| Jul 30, 2025 | Department of Veterans Affairs | Emergency chiller repair | $27,842 |
| Aug 28, 2023 | Department of Veterans Affairs | R-22 refrigerant cylinders | $98,320 |
| Mar 14, 2023 | Department of Veterans Affairs | Emergency repair of humidification system | $23,285 |
| Apr 20, 2022 | Department of Veterans Affairs | Chillers maintenance base plus 4 option years. | $565,675 |
Figures are prime contract obligations reported to USAspending.gov. Work done as a subcontractor isn't included.
NAICS codes Thermosystems, LLC is small under
On its SAM.gov registration, Thermosystems, LLC meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
- 423730 Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers
Similar small businesses
Other small businesses with the same primary NAICS code (423730) that have won federal contracts, starting with Illinois:
- Affiliated Steam Equipment Company, Alsip, IL
- Rgas LLC, Houston, TX
- Windward Enterprises, LLC, Ridgeland, SC
- Filtration Services, Inc., Luxemburg, WI
- Saturn Enterprises, Inc., Richardson, TX
- Computer Conditioning of Mississippi LLC, Flowood, MS
Frequently asked questions
What is Thermosystems, LLC's CAGE code?
Thermosystems, LLC's CAGE code is 4RQS2. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is Thermosystems, LLC's UEI?
Thermosystems, LLC's Unique Entity ID (UEI) is L95JLZADRA45. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is Thermosystems, LLC's SAM.gov registration active?
Yes, as of the latest SAM.gov public data, Thermosystems, LLC's registration is active through sep 15, 2027. Registrations are renewed every year.
Is Thermosystems, LLC a small business?
Thermosystems, LLC is registered on SAM.gov as small under 1 NAICS code, including its primary code, 423730. Size is set per NAICS code, so a business can be small for some contracts and not others.
Keep going
- Look up another business's CAGE code or UEI
- Check a SAM.gov registration's status
- How to become a government subcontractor
Registration details come from SAM.gov's public entity extract and contract figures from USAspending.gov. Contact names and street addresses are left out. To change these details, update the registration on SAM.gov. To ask us to remove this page, email hello@fedready.us.