Biosero INC

What they make

• integrated platforms

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

Products

Open positions

Openings read from Biosero INC’s own job board on Workday, last checked OCT 26, 2026. FactoryRegistry does not host applications — each title opens the posting where the company published it.

• Application Scientist (m/f/d) Live Cell Imaging Product Development
  Freiburg · posted OCT 24, 2026
• Field Application Scientist (m/w/d)
  Stuttgart · posted OCT 24, 2026
• Mechatronic Engineer
  Gothenburg · posted OCT 20, 2026
• Inside Sales Representative (m/f/d)
  Indonesia · posted OCT 20, 2026
• Senior Software Engineer (m/w/d)
  Freiburg; Stuttgart · posted OCT 20, 2026
• Operations Administrator
  Indonesia · posted OCT 20, 2026
• CRM & Sales Systems Specialist
  Indonesia · posted OCT 20, 2026
• Internship Laboratory Assistant (m/w/d) – Full-Time
  Stuttgart · posted OCT 16, 2026
• Project Manager (m/w/d) Manufacturing & QC Transfer
  Freiburg · posted SEP 29, 2026
• Sales Representative - Diagnostic (SCIENION) & Single Cell (Cellenion) East Coast Region
  Remote (USA)

7 more on the company’s board

Where it is

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Every listed plant in San Diego 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 PWTSXUUSZY76 · first seen JUN 2026 · last seen JUN 2026

IN SAN DIEGO COUNTY262 other plants share this one’s industry (Navigational, Measuring, Electromedical, and Control Instruments Manufacturing, NAICS 3345); 60 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: BIOSERO INC · JUN 2026

Street address

SAM.gov: 4770 RUFFNER ST · JUN 2026

City

SAM.gov: SAN DIEGO · JUN 2026

State

SAM.gov: CA · JUN 2026

Coordinates

Census geocoder: 32.828446922564,-117.158415543516 · JUL 2026

Website

SAM.gov: http://www.biosero.com · JUN 2026

Year established

Company website: 2003 · AUG 2026

CAGE code

SAM.gov: 5ZRK4 · JUN 2026

SAM registration expires

SAM.gov: 2027-05-19 · JUN 2026