Tooltek Engineering Corporation

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
ADA & D Precision Machining, INC.	Fremont	Machine Shops 332710	▲ REPORTED CLOSED	0.1 KM
SPSanmina Plant #5	Fremont	Bare Printed Circuit Board Manufacturing 334412	◇ UNVERIFIED	0.2 KM
HQHayward Quartz Technology INC	Fremont	Other Pressed and Blown Glass and Glassware Manufacturing 327212	◐ LIKELY ACTIVE	0.2 KM
New Tech Solutions, INC.	Fremont	Electronic Computer Manufacturing 334111	● ACTIVE	0.2 KM
SKService King Collision Repair Center #180	Fremont	Semiconductor and Related Device Manufacturing 334413	◇ UNVERIFIED	0.4 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.

EPA cross-references this facility in RCRAINFO · EPA site type STATIONARY.

• DOL Form 5500 retirement plan filingsOPERATING
  Record 770105919|CA|94538|4151 business center dr · first seen DEC 2024 · last seen DEC 2024
• EPA Facility Registry ServiceEXISTENCE
  Record 110070451711 · first seen JAN 2019 · last seen JAN 2019

IN ALAMEDA COUNTY228 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 43 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

EPA: TOOLTEK ENGINEERING CORPORATION · OCT 2026

Street address

EPA: 4151 BUSINESS CENTER DR. · OCT 2026

City

EPA: FREMONT · OCT 2026

State

EPA: CA · OCT 2026

County (FIPS code)

EPA: 06001 · OCT 2026

Coordinates

EPA: 37.507743,-121.952563 · OCT 2026

Employees (band)

DOL: 1-19 · DEC 2024

Retirement plan filing (Form 5500)

DOL: 4 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024

Hazardous waste generator (RCRA)

EPA ECHO: none · OCT 2026