Hta Los Angeles LLC

What they make

• advanced thermal processing
• treatments
• annealing
• case hardening
• de-embrittlement
• normalising
• nitriding
• stress relieving
• vacuum brazing
• vacuum processing
• automotive

NAMED ON THE COMPANY’S OWN WEBSITE, READ AUG 3, 2026

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
WEWhiting Enterprises, INC Dba Hi Tech Metal Polishing	Santa Fe Springs	Electroplating, Plating, Polishing, Anodizing, and Coloring 332813	◇ UNVERIFIED	0.0 KM
OPOur Powder Coating, INC	Santa Fe Springs	Paint and Coating Manufacturing 325510	◐ LIKELY ACTIVE	0.2 KM
Galaxy Brazing Co., INC.	Santa Fe Springs	Metal Heat Treating 332811	● ACTIVE	0.3 KM
Bodycote Thermal Processing INC	Santa Fe Springs	Metal Heat Treating 332811	● ACTIVE	0.5 KM
SPSonic Plating CO	Santa Fe Springs	Electroplating, Plating, Polishing, Anodizing, and Coloring 332813	◐ LIKELY ACTIVE	0.5 KM

Every listed plant in Los Angeles County

Also at this address

2 other records share 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.

Heat Treatment America LLC

Santa Fe Springs, CA

● ACTIVE332811

WE

Whiting Enterprises, INC.

Santa Fe Springs, CA

◇ UNVERIFIED332813

Where this record comes from

3 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 NPDES, RCRAINFO · EPA site type STATIONARY.

• The company’s own websiteOPERATING
  first seen AUG 2026 · last seen OCT 2026
• SAM.gov entity registrationOPERATING
  Record VM5BJ33J48D7 · first seen JAN 2026 · last seen JAN 2026
• EPA Facility Registry ServiceEXISTENCE
  Record 110070514418 · first seen FEB 2019 · last seen FEB 2019

IN LOS ANGELES COUNTY562 other plants share this one’s industry (Coating, Engraving, Heat Treating, and Allied Activities, NAICS 3328); 96 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: HTA LOS ANGELES LLC · JUL 2026 · ON THIS PAGE

SAM.gov: HTA LOS ANGELES LLC · JAN 2026 · ON THIS PAGE

Street address

EPA: 10140 ROMANDEL AVE · JUL 2026 · ON THIS PAGE

SAM.gov: 10140 ROMANDEL AVE · JAN 2026 · ON THIS PAGE

City

EPA: SANTA FE SPRINGS · JUL 2026 · ON THIS PAGE

SAM.gov: SANTA FE SPRINGS · JAN 2026 · ON THIS PAGE

State

EPA: CA · JUL 2026 · ON THIS PAGE

SAM.gov: CA · JAN 2026 · ON THIS PAGE

County (FIPS code)

EPA: 06037 · SEP 2026

Coordinates

EPA: 33.9441,-118.05945 · JUL 2026

Website

SAM.gov: hta-global.com · JAN 2026

CAGE code

SAM.gov: 7UKZ9 · JAN 2026

SAM registration expires

SAM.gov: 2027-01-27 · JAN 2026