Active registration

Trinity Machining, LLC

Grass Valley, CA

General information for Trinity Machining, LLC

Physical address
13355 Grass Valley Ave Ste E, Grass Valley, Ca, 95945
Mailing address
13355 Grass Valley Ave Ste E, Grass Valley, CA, 95945
Website
trinitymachining.com

Points of contact for Trinity Machining, LLC

SAM.gov Points of Contact

Michele Millermon
Government Business POC Electronic Business POC
General Manager
13355 Grass Valley Ave Unit E, Grass Valley, CA, 95945
Norman Sigenthaler
Alternate Government Business POC Alternate Electronic Business POC
Vice President
13355 Grass Valley Ave STe-E, Grass Valley , CA, 95945

Additional contact details may be available

NAICS codes for Trinity Machining, LLC

Code Description Small Business
332710 PRIMARY Machine Shops Yes
332510 Hardware Manufacturing Yes
332721 Precision Turned Product Manufacturing Yes
332994
Small Arms, Ordnance, and Ordnance Accessories Manufacturing
Yes
332999
All Other Miscellaneous Fabricated Metal Product Manufacturing
Yes
336411
Aircraft Manufacturing
Yes
336992
Military Armored Vehicle, Tank, and Tank Component Manufacturing
Yes
339999
All Other Miscellaneous Manufacturing
Yes

PSC codes for Trinity Machining, LLC

Code Description
3416 LATHES
3417 MILLING MACHINES
3426 METAL FINISHING EQUIPMENT
5305
SCREWS
5306
BOLTS
5310
NUTS AND WASHERS

Update history

6 change(s) tracked
Oct 28, 2025
NAICS 332721: description PRECISION TURNED PRODUCT MANUFACTURING → Precision Turned Product Manufacturing
Aug 16, 2025
NAICS 339999: description ALL OTHER MISCELLANEOUS MANUFACTURING → All Other Miscellaneous Manufacturing
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