Lieder Development, INC.

What they make

• flanges
• bends
• adapters
• waveguide sizes
• WR22
• WR650
• fabrication
• custom waveguide parts

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

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
2A2009 Anytrek	Ontario	Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing 334220	◐ LIKELY ACTIVE	0.4 KM
Maury Microwave, INC.	Ontario	Other Electronic Component Manufacturing 334419	● ACTIVE	4.4 KM
One Stop Cell Shop, LLC	Rancho Cucamonga	Other Communications Equipment Manufacturing 334290	● ACTIVE	5.8 KM
Panatron, INC	Rancho Cucamonga	Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing 334220	● ACTIVE	7.1 KM
RCRancho Cucamonga	Rancho Cucamonga	Unlaminated Plastics Film and Sheet (except Packaging) Manufacturing 326113	◐ LIKELY ACTIVE	8.2 KM

Every listed plant in San Bernardino County

Also at this address

No other federal record shares this street address.

Where this record comes from

4 sources hold this plant, and 11 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 BR, NPDES, RCRAINFO · EPA site type STATIONARY.

• The company’s own websiteOPERATING
  first seen JUL 2026 · last seen OCT 2026
• SAM.gov entity registrationOPERATING
  Record KWQJDJBMJ288 · first seen MAY 2026 · last seen AUG 2026
• DOL Form 5500 retirement plan filingsOPERATING
  Record 953173383|CA|91761|1839 s lake pl · first seen DEC 2024 · last seen DEC 2024
• EPA Facility Registry ServiceEXISTENCE
  Record 110070469458 · first seen JAN 2019 · last seen JAN 2019

ALSO RECORDED ASLIEDER DEVELOPMENT

IN SAN BERNARDINO COUNTY27 other plants share this one’s industry (Communications Equipment Manufacturing, NAICS 3342); 3 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: LIEDER DEVELOPMENT · JUL 2026

SAM.gov: LIEDER DEVELOPMENT, INC. · AUG 2026 · ON THIS PAGE

Street address

EPA: 1839 S. LAKE PL · JUL 2026 · ON THIS PAGE

SAM.gov: 1839 S LAKE PL · AUG 2026 · ON THIS PAGE

City

EPA: ONTARIO · JUL 2026 · ON THIS PAGE

SAM.gov: ONTARIO · AUG 2026 · ON THIS PAGE

State

EPA: CA · JUL 2026 · ON THIS PAGE

SAM.gov: CA · AUG 2026 · ON THIS PAGE

County (FIPS code)

EPA: 06071 · SEP 2026

CoordinatesSOURCES DISAGREE

Census geocoder: 34.04071530907,-117.621323774582 · JUL 2026 · ON THIS PAGE

EPA: 34.04021,-117.62107 · JUL 2026

Employees (band)

DOL: 1-19 · DEC 2024

Website

SAM.gov: www.liederdev.com · AUG 2026

CAGE code

SAM.gov: 63545 · AUG 2026

Retirement plan filing (Form 5500)

DOL: 14 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024

SAM registration expires

SAM.gov: 2027-08-02 · AUG 2026