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Heisler Semiconductor LLC

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www.heislersemiconductor.com
Homepage of Heisler Semiconductor LLC
Their homepage, crawled JUL 31, 2026
At a glance
EmployeesNot reported
In business sinceNot reported
HeadquartersRed Lion, PA
SAM.gov UEIV8QHRLYJUZY5
LISTED ON FACTORYREGISTRY67%SOURCE COVERAGE

Heisler provides semiconductor packaging and test services including ASIC packaging, advanced packaging, wafer-level processing, laser micromachining, flip-chip, wire-bond, die-bonding, hermetic packaging, and 3D heterogeneous integration, along with inspection, metrology, design, firmware, and failure analysis. The company serves the aerospace and defense, medical and bio, and advanced sensors industries. The text references MIL-STD compliance when required.

Summarized from the company’s own website

Their plant

FacilityCityStateEmployeesStatus
Heisler Semiconductor LLCRed LionPA ACTIVE

Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.