Walters Wolf Precast

41777 Boyce Rd, Fremont, CA 94538

LIKELY ACTIVELAST SEEN IN FEDERAL DATA AUG 2025 · 3 SOURCES

Operating signal within 24 months, or from a single source.

WARN ACT NOTICES FILED WITH THE STATE

Plant closing notice effective APR 30, 2024 · 86 employees · filed MAR 4, 2024 · Closure Permanent — a federal source has recorded the plant since, so this notice does not set its status
Layoff notice effective MAR 23, 2020 · 66 employees · filed MAY 20, 2020 · Layoff Temporary — recorded; a layoff does not change the status

Notices filed with the state under the federal WARN Act, as the state publishes them, collected by the WARN Act notices feed (CC BY 4.0). A notice records what the employer told the state; it is not by itself proof that the plant closed.

Directions Claim this page Get the badge

What they make

Concrete Pipe Manufacturing327332

Where it is

37.50694, -121.98824 · CENSUS TIGER

COUNTY

Alameda County

METRO AREA

San Francisco-Oakland-Fremont, CA

ON GOOGLE MAPS

Open this address

Other plants nearby

Facility	City	Industry	Status	Distance
Oldcastle Building Envelope	Fremont	Glass Product Manufacturing Made of Purchased Glass 327215	LIKELY ACTIVE	0.7 KM
SFO Quikrete	Fremont	Ready-Mix Concrete Manufacturing 327320	LIKELY ACTIVE	0.7 KM
Kelly's Concrete & Building Materials INC	Fremont	Ready-Mix Concrete Manufacturing 327320	LIKELY ACTIVE	3.7 KM
Milpitas Materials Company	Milpitas	Ready-Mix Concrete Manufacturing 327320	LIKELY ACTIVE	9.7 KM
Cemex Construction Materials Pacific LLC - Union City Plant	Union City	Ready-Mix Concrete Manufacturing 327320	LIKELY ACTIVE	11.6 KM

Every listed plant in Alameda County

Also at this address

No other federal record shares this street address.

Where this record comes from

3 sources hold this plant, and 7 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 CA-ENVIROVIEW, EIS, NPDES, RCRAINFO · EPA site type STATIONARY.

EPA ECHO compliance recordsOPERATING
first seen AUG 2025 · last seen AUG 2025
EPA Facility Registry ServiceEXISTENCE
Record 110070087362 · first seen JAN 2018 · last seen AUG 2024
State WARN plant-closing and layoff noticesEXISTENCE
first seen APR 2024 · last seen APR 2024

IN ALAMEDA COUNTY52 other plants share this one’s industry (Cement and Concrete Product Manufacturing, NAICS 3273); 8 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: WALTERS WOLF PRECAST · OCT 2026
Street address: EPA: 41777 BOYCE RD · OCT 2026
City: EPA: FREMONT · OCT 2026
State: EPA: CA · OCT 2026
County (FIPS code): EPA: 06001 · OCT 2026
CoordinatesSOURCES DISAGREE: Census geocoder: 37.507343809804,-121.986174864994 · SEP 2026; EPA: 37.50694,-121.98824 · OCT 2026 · ON THIS PAGE
Hazardous waste generator (RCRA): EPA ECHO: none · OCT 2026

Report a correction · Request removal