Radiabeam Systems, LLC
Radiabeam Systems, LLC is a small business in Santa Monica, CA registered on SAM.gov to bid on federal contracts. It has won 52 small business R&D awards worth $31 million through the SBIR and STTR programs since 2016, according to SBIR.gov.
- UEI
- GRKLZTXQZXE6
- CAGE code
- 6SKM2
- SAM.gov registration
- Active
Registration details
From SAM.gov's monthly public file dated Oct 5, 2026. If the business has updated its registration since, SAM.gov shows the newer details.
| Legal business name | Radiabeam Systems, LLC |
|---|---|
| Unique Entity ID (UEI) | GRKLZTXQZXE6 |
| CAGE code | 6SKM2 |
| Location | Santa Monica, CA |
| SAM.gov registration | Active through Mar 11, 2027 |
| Business started | 2010 |
| Primary NAICS code | 541715: Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) |
| Website | radiabeam.com |
Certifications and business types
SAM.gov's public file from Oct 5, 2026 lists no SBA certification (8(a), HUBZone or WOSB) for Radiabeam Systems, LLC. The file sometimes leaves a certification out, and a newer one won't be in it yet: SBA's certification search and the firm's SAM.gov entry have the current list. SBA certifications let a business compete for set-aside contracts. See set-aside contracts explained.
SBIR and STTR awards
Radiabeam Systems, LLC has won 52 small business R&D awards worth $31 million through the SBIR and STTR programs since 2016, 25 of them Phase II and 2 STTR. Funded by DOE.
| Awarded | Agency | Project | Amount |
|---|---|---|---|
| Sep 26, 2025 | DOE | SBIR Phase I Multi-beam accelerator system for mobile food irradiation applications | $199,980 |
| Feb 18, 2025 | DOE | SBIR Phase I Precision manufacturing of Faraday screens for long pulse neutral beam injectors | $199,849 |
| Apr 4, 2024 | DOE | SBIR Phase II High-Power RF Window for Pulsed RF Accelerating Cavities | $1.1 million |
| Apr 1, 2024 | DOE | SBIR Phase II Improved Multi-dimensional Bunch Shape Monitor | $1.1 million |
| Aug 28, 2023 | DOE | SBIR Phase II Hand-Portable Accelerator for Radioisotope Replacement in Field Radiography | $1.1 million |
| Aug 22, 2022 | DOE | SBIR Phase II Compact, Modular Linac System for Electron Beam and X-ray Irradiation | $1.1 million |
| Aug 22, 2022 | DOE | SBIR Phase II Superconducting Quarter-Wave Resonator for Quantum Information Systems | $1.1 million |
| Jun 27, 2022 | DOE | SBIR Phase I Hand-portable accelerator for radioisotope replacement in field radiography | $199,539 |
Showing the newest 8. Award data from SBIR.gov. SBIR and STTR awards are grants or contracts for R&D, so some don't appear in its federal contract history.
Federal contract history
Recent contract awards
New contracts, by the date each was first signed. Orders and changes to older contracts count in the yearly totals above but aren't listed here, and Defense awards appear 90 days after signing.
| Awarded | Agency | What it's for | Amount |
|---|---|---|---|
| Jul 1, 2022 | Department of Energy | SBIR phase III - novel low-cost medical accelerator designs for use in challenging… | $1.6 million |
Figures are prime contract obligations reported to USAspending.gov. Work done as a subcontractor isn't included.
NAICS codes Radiabeam Systems, LLC is small under
On its SAM.gov registration, Radiabeam Systems, LLC meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
Open contracts in Radiabeam Systems, LLC's NAICS codes
295 open federal opportunities on SAM.gov use one of Radiabeam Systems, LLC's NAICS codes and are open to it: no set-aside, or, in the codes it is registered small under, a small business set-aside or one for a certification it holds. Here are a few, those in its primary code first, then those in California, then the soonest due.
- Rendezvous, Proximity Operations (RPO) Threat Response (RTR) VICTUS Responsive Launch Space Vehicle (SV)
✦ The U.S. Space Force (Space Systems Command, Space Safari program) is asking industry for information, not offers, about a future small spacecraft that can launch on short notice…
Due in 8 daysOct 19, 2026
- HERMES BAA CALL: Rotating Detonation Rocket Engine-Combined Cycle (RDRE-CC) Flight Demonstration
Due in 36 daysNov 16, 2026
- SYSTEM DELTA 84 (SYD 84/MT) MEDIUM EARTH ORBIT MISSILE WARNING / MISSILE TRACKING EPOCH 3 and EPOCH 4, REQUEST FOR INFORMATION (RFI)
✦ The Space Force (Space Systems Command, System Delta 84) is asking industry for input on building Epochs 3 and 4 of its Medium Earth Orbit missile warning and tracking satellite…
Due in 51 daysDec 1, 2026
- Sources Sought Special Notice 2026
✦ NASA Ames Research Center is looking for partners to team with on proposals to NASA Announcements of Opportunity, BAAs and other agency proposal calls.
Due in 81 daysDec 31, 2026
- AFRL Rocket Lab Hermes BAA
✦ The Air Force Research Laboratory (AFRL) at Edwards AFB, California runs an open, two-step Broad Agency Announcement (BAA) for rocket and turbine engine research and development.
Due in 157 daysMar 17, 2027
Similar small businesses
Other small businesses with the same primary NAICS code (541715) that have won federal contracts, starting with California:
- Toyon Research Corporation, Goleta, CA
- Intellisense Systems Inc, Torrance, CA
- Firestorm Labs, Inc., San Diego, CA
- Engineering and Software System Solutions, Inc., San Diego, CA
- Rhombus Power Inc, Palo Alto, CA
- Virtualitics Inc, Pasadena, CA
Frequently asked questions
What is Radiabeam Systems, LLC's CAGE code?
Radiabeam Systems, LLC's CAGE code is 6SKM2. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is Radiabeam Systems, LLC's UEI?
Radiabeam Systems, LLC's Unique Entity ID (UEI) is GRKLZTXQZXE6. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is Radiabeam Systems, LLC's SAM.gov registration active?
Yes, as of SAM.gov's public data from Oct 5, 2026, Radiabeam Systems, LLC's registration is active through Mar 11, 2027. Registrations are renewed every year.
Is Radiabeam Systems, LLC a small business?
Radiabeam Systems, LLC is registered on SAM.gov as small under 4 NAICS codes, including its primary code, 541715. 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 report a mistake on this page, or to ask us to remove it, email hello@fedready.us with the page address; we reply within 2 business days. For a removal, write from an address at the company.