Facility	City	Industry	Status	Distance
Redwood Machine Works, INC.	Oakland	Machine Shops 332710	ACTIVE	5.6 KM
Bay Ship & Yacht CO	Alameda	Ship Building and Repairing 336611	ACTIVE	8.2 KM
Polaris Maritime Solutions, LLC	Alameda	Ship Building and Repairing 336611	LIKELY ACTIVE	8.3 KM
Doer Marine Operations	Alameda	Leather and Hide Tanning and Finishing 316110	ACTIVE	8.8 KM
Richmond Drydock CO	Richmond	Ship Building and Repairing 336611	UNVERIFIED	8.3 KM

Every listed plant in Alameda County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 sources hold this plant, and 9 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 websiteOPERATING
first seen JUL 2026 · last seen OCT 2026
SAM.gov entity registrationOPERATING
Record WKFNR22G6K66 · first seen JUL 2025 · last seen JUL 2026

IN ALAMEDA COUNTY17 other plants share this one’s industry (Ship and Boat Building, NAICS 3366); 1 of them has 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: ADDITIVE SPACE TECHNOLOGIES, INC. · JUL 2026
Street address: SAM.gov: 2310 4TH ST · JUL 2026
City: SAM.gov: BERKELEY · JUL 2026
State: SAM.gov: CA · JUL 2026
Coordinates: Census geocoder: 37.862375340946,-122.298297864223 · JUL 2026
Website: SAM.gov: https://www.solideon.com · JUL 2026
CAGE code: SAM.gov: 9BE38 · JUL 2026
SAM registration expires: SAM.gov: 2027-07-28 · JUL 2026
State business registration: TX Comptroller: ADDITIVE SPACE TECHNOLOGIES INC., registered with the Texas Comptroller of Public Accounts; Corporation; inactive

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