Purosil LLC

What they make

• silicone hoses
• macromolecular chemistry
• molds
• ovens
• autoclaves
• construction equipment
• heavy truck
• agriculture
• military

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

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
MRMission Rubber CO	Corona	All Other Rubber Product Manufacturing 326299	◇ UNVERIFIED	0.1 KM
International E-z Up, INC.	Norco	Textile Bag and Canvas Mills 314910	● ACTIVE	5.2 KM
ETElastomer Technologies, INC (eti)	Corona	Rubber Product Manufacturing for Mechanical Use 326291	◇ UNVERIFIED	7.3 KM
SASphere Alliance INC Dba Advanced Aircraft Seal	Riverside	Rubber Product Manufacturing for Mechanical Use 326291	◇ UNVERIFIED	8.9 KM
LHLuxco Holdings, L.l.c	Eastvale	Rolled Steel Shape Manufacturing 331221	◐ LIKELY ACTIVE	11.4 KM

Every listed plant in Riverside County

Also at this address

No other federal record shares this street address.

Where this record comes from

3 sources hold this plant, and 10 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 · EPA site type STATIONARY.

• The company’s own websiteOPERATING
  first seen JUL 2026 · last seen OCT 2026
• SAM.gov entity registrationOPERATING
  Record K2D9JH1H8FA7 · first seen MAR 2026 · last seen OCT 2026
• EPA Facility Registry ServiceEXISTENCE
  Records 110065025341, 110070090736 · first seen OCT 2015 · last seen AUG 2017

ALSO RECORDED ASPUROSIL

IN RIVERSIDE COUNTY13 other plants share this one’s industry (Rubber Product Manufacturing, NAICS 3262); 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.

NameSOURCES DISAGREE

EPA: PUROSIL · JUL 2026

SAM.gov: PUROSIL LLC · ON THIS PAGE

Street addressSOURCES DISAGREE

EPA: 708 S TEMESCAL ST #102 · JUL 2026

SAM.gov: 708 S TEMESCAL ST STE 102 · ON THIS PAGE

City

EPA: CORONA · JUL 2026 · ON THIS PAGE

SAM.gov: CORONA · ON THIS PAGE

State

EPA: CA · JUL 2026 · ON THIS PAGE

SAM.gov: CA · ON THIS PAGE

County (FIPS code)

EPA: 06065 · SEP 2026

Coordinates

EPA: 33.873,-117.52811 · JUL 2026

Website

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

Year established

Company website: 1958 · AUG 2026

CAGE code

SAM.gov: 8P9C9

SAM registration expires

SAM.gov: 2027-03-03