Heinzen LLC

What they make

• bin dumpers
• fabrication
• engineering
• water filtration
• food processing

NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026

Where it is

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Every listed plant in Santa Clara County

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.

• SAM.gov entity registrationOPERATING
  Record X8PDFMNBSAH7 · first seen MAR 2026 · last seen OCT 2026
• The company’s own websiteOPERATING
  first seen JUL 2026 · last seen SEP 2026

IN SANTA CLARA COUNTY15 other plants share this one’s industry (Agriculture, Construction, and Mining Machinery Manufacturing, NAICS 3331); 2 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: HEINZEN LLC

Street address

SAM.gov: 405 MAYOCK RD

City

SAM.gov: GILROY

State

SAM.gov: CA

Coordinates

Census geocoder: 36.988262366153,-121.553059132844 · JUL 2026

Website

SAM.gov: https://www.heinzen.com/

CAGE code

SAM.gov: 9NBZ1

SAM registration expires

SAM.gov: 2027-03-06