Ddi Engineering, Inc.
Ddi Engineering, Inc. is a small business in Saginaw, MI registered on SAM.gov to bid on federal contracts. It has won about $357,966 in federal prime contracts since fiscal year 2024, according to USAspending.gov.
- UEI
- HUQAMT95H835
- CAGE code
- 4ULU3
- SAM.gov registration
- Active
Registration details
| Legal business name | Ddi Engineering, Inc. |
|---|---|
| Unique Entity ID (UEI) | HUQAMT95H835 |
| CAGE code | 4ULU3 |
| Location | Saginaw, MI |
| SAM.gov registration | Active through Nov 15, 2026 |
| Business started | 1987 |
| Primary NAICS code | 541330: Engineering Services |
| Website | www.ddiengineering.com |
Federal contract history
USAspending.gov shows no federal prime contracts for this UEI in the last five years. Many small businesses start as subcontractors to larger firms; see how to become a government subcontractor.
NAICS codes Ddi Engineering, Inc. is small under
On its SAM.gov registration, Ddi Engineering, Inc. meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
- 541330 Engineering Services
- 236210 Industrial Building Construction
- 238210 Electrical Contractors and Other Wiring Installation Contractors
- 238220 Plumbing, Heating, and Air-Conditioning Contractors
- 333310 Commercial and Service Industry Machinery Manufacturing
- 333998 All Other Miscellaneous General Purpose Machinery Manufacturing
- 334111 Electronic Computer Manufacturing
- 334513 Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
- 334516 Analytical Laboratory Instrument Manufacturing
- 334519 Other Measuring and Controlling Device Manufacturing
- 335999 All Other Miscellaneous Electrical Equipment and Component Manufacturing
- 423430 Computer and Computer Peripheral Equipment and Software Merchant Wholesalers
- 423490 Other Professional Equipment and Supplies Merchant Wholesalers
- 423510 Metal Service Centers and Other Metal Merchant Wholesalers
- 423840 Industrial Supplies Merchant Wholesalers
- 423860 Transportation Equipment and Supplies (except Motor Vehicle) Merchant Wholesalers
- 484121 General Freight Trucking, Long-Distance, Truckload
- 541380 Testing Laboratories and Services
- 541519 Other Computer Related Services
- 541690 Other Scientific and Technical Consulting Services
- 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
- 811210 Electronic and Precision Equipment Repair and Maintenance
Open contracts in Ddi Engineering, Inc.'s NAICS codes
869 open federal opportunities on SAM.gov use a NAICS code Ddi Engineering, Inc. is small under. These are due soonest.
- NVIDIA GB300 Tower Workstation
Due in 2 daysOct 12, 2026
- Industrial Variable Frequency Drives (VFDs)
Due in 2 daysOct 12, 2026
- BeeGFS file system licenses for 3 HPC clusters
Due in 2 daysOct 12, 2026
- Fiber Coupled MgOLN Phase Modulator
Due in 2 daysOct 12, 2026
- Steris Service Contract | RFQ | 11/01/26-10/31/31
✦ The VA Network Contract Office 5 wants a contractor to do scheduled preventive maintenance on Steris equipment at the VA Perry Point and Baltimore facilities.
Due in 2 daysOct 12, 2026
Similar small businesses
Other small businesses with the same primary NAICS code (541330) that have won federal contracts, starting with Michigan:
- Bigelow Family Holdings LLC, Sterling Heights, MI
- Infopoint LLC, Novi, MI
- Great Lakes Sound & Vibration Inc, Houghton, MI
- Thermoanalytics, Inc., Calumet, MI
- Flexsys Inc, Ann Arbor, MI
- GS Engineering Inc, Houghton, MI
Frequently asked questions
What is Ddi Engineering, Inc.'s CAGE code?
Ddi Engineering, Inc.'s CAGE code is 4ULU3. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is Ddi Engineering, Inc.'s UEI?
Ddi Engineering, Inc.'s Unique Entity ID (UEI) is HUQAMT95H835. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is Ddi Engineering, Inc.'s SAM.gov registration active?
Yes, as of the latest SAM.gov public data, Ddi Engineering, Inc.'s registration is active through nov 15, 2026. Registrations are renewed every year.
Is Ddi Engineering, Inc. a small business?
Ddi Engineering, Inc. is registered on SAM.gov as small under 22 NAICS codes, including its primary code, 541330. 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.