Effective Shielding Co, INC

What they make

• EMI/RFI shielding
• windows
• gaskets
• panels
• adhesives
• elastomers
• metals
• wire mesh
• shielding products
• military
• commercial applications

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

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
ESElmark Sign Company, LLC	West Chester	Sign Manufacturing 339950	◇ UNVERIFIED	1.2 KM
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Universal Services Associates, INC.	West Chester	All Other Miscellaneous Manufacturing 339999	● ACTIVE	2.5 KM
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Every listed plant in Chester County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 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.

• The company’s own websiteOPERATING
  first seen JUL 2026 · last seen SEP 2026
• SAM.gov entity registrationOPERATING
  Record JMMRCPNKU2N6 · first seen APR 2026 · last seen APR 2026

IN CHESTER COUNTY14 other plants share this one’s industry (Other Miscellaneous Manufacturing, NAICS 3399); 4 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

SAM.gov: EFFECTIVE SHIELDING CO, INC · APR 2026

Street address

SAM.gov: 817 LINCOLN AVE · APR 2026

City

SAM.gov: WEST CHESTER · APR 2026

State

SAM.gov: PA · APR 2026

Coordinates

Census geocoder: 39.972109696873,-75.593094634866 · JUL 2026

Website

SAM.gov: http://www.effshield.com · APR 2026

Year established

PA DOS: 1993 · JAN 1993

CAGE code

SAM.gov: 0V7J1 · APR 2026

SAM registration expires

SAM.gov: 2027-04-07 · APR 2026

State business registration

PA DOS: Effective Shielding Company, registered with the Pennsylvania Department of State; Corporation; formed 1993-01-25; active · JAN 1993