Operating signal within 12 months from two or more independent sources.
What they make
Surgical Appliance and Supplies Manufacturing339113- adjustable-volume prosthetic sockets
- clinical research
- innovation
- improve socket comfort
NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026
Products
Recorded against the company rather than this address. Federal award and drug records name the company, not the plant, so we cannot say which of its sites makes these.
Where these came from
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Hanger Prosthetics & Orthotics West, INC. | Antioch | Surgical Appliance and Supplies Manufacturing 339113 | ACTIVE | 1.1 KM |
| Advanced Design Manufacturing LLC | Antioch | Metal Window and Door Manufacturing 332321 | UNVERIFIED | 4.5 KM |
| Adm | Antioch | Surgical Appliance and Supplies Manufacturing 339113 | LIKELY ACTIVE | 4.5 KM |
| Calzar Capital LLC | Antioch | Plastics Plumbing Fixture Manufacturing 326191 | ACTIVE | 7.4 KM |
| Bishop-wisecarver Corporation | Pittsburg | All Other Miscellaneous Fabricated Metal Product Manufacturing 332999 | LIKELY ACTIVE | 9.5 KM |
Also at this address
No other federal record shares this street address.
Where this record comes from
2 sources hold this plant, and 8 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.
- The company’s own websiteOPERATINGfirst seen JUL 2026 · last seen OCT 2026
- SAM.gov entity registrationOPERATINGRecord LDP5RLKC8XN1 · first seen FEB 2026 · last seen OCT 2026
IN CONTRA COSTA COUNTY49 other plants share this one’s industry (Medical Equipment and Supplies Manufacturing, NAICS 3391); 8 of them have a size band on record.
What each source says
Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.
- Name
- SAM.gov: CAPSTONE ORTHOPEDIC, INC.
- Street address
- SAM.gov: 2157 COUNTRY HILLS DR STE 208
- City
- SAM.gov: ANTIOCH
- State
- SAM.gov: CA
- Coordinates
- Census geocoder: 37.970214022793,-121.784185121044 · JUL 2026
- Website
- SAM.gov: www.hanger.com
- CAGE code
- SAM.gov: 178Q4
- SAM registration expires
- SAM.gov: 2027-01-30