SK Siltron CSS - Bay City

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
Rwc INC	Bay City	Machine Tool Manufacturing 333517	● ACTIVE	7.0 KM
WEWinford Engineering, LLC	Auburn	Printed Circuit Assembly (Electronic Assembly) Manufacturing 334418	● ACTIVE	7.4 KM
SSSk Siltron Css LLC	Auburn	Semiconductor and Related Device Manufacturing 334413	▲ REPORTED CLOSED	8.9 KM
BGT Aerospace LLC	Bay City	Precision Turned Product Manufacturing 332721	◇ UNVERIFIED	10.7 KM
Applied Energy LLC	Saginaw	Power, Distribution, and Specialty Transformer Manufacturing 335311	● ACTIVE	15.2 KM

Every listed plant in Bay County

Also at this address

1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.

Where this record comes from

2 sources hold this plant, and 3 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.

• OSHA injury and illness reportsOPERATING
  Record 932631 · first seen DEC 2025 · last seen DEC 2025
• DOL Form 5500 retirement plan filingsOPERATING
  Record 843685203|MI|48706|1311 straits dr · first seen DEC 2024 · last seen DEC 2024

IN BAY COUNTY6 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 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.

Coordinates

Census geocoder: 43.594545401992,-84.000202901315 · JUL 2026

Employees (band)

OSHA: 100-499 · DEC 2025

Retirement plan filing (Form 5500)

DOL: 265 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024