Foster Systems, LLC made electronic control boards for the astronomy community before closing its doors in 2022 after 14 years in operation. The company said worldwide shortages of critical parts made it impossible to continue manufacturing boards to its quality standards.
ASCOM Standards
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Ben Peoples IndustriesBen Peoples Industries built theatrical electronics, best known for its Prospero cue-light panels and controllers, along with custom embedded-electronics work. The company began more than 13 years ago making LED flicker candles and announced that it mostly closed its operations in September 2025, while Prospero parts and documentation remain available online.BRADDOCK, PA
Memstar CorporationMemstar Corporation developed microsystems and micro-optoelectronic components through a fabless engineering model rather than operating its own device foundry. Its Package-CentricSM approach combined design, packaging, characterization and manufacturing oversight, with particular attention to optical-communications components and medium- to low-volume production. The company’s site states that Memstar has shut down.TROY, NY
SunTegraFounded in 2013, SunTegra developed low-profile solar shingles that integrate directly with standard composition roofing, giving homes a more roof-like alternative to conventional rack-mounted panels. The company later expanded into designing, installing and supporting complete solar roofing and energy-storage systems in the Northeast, though its manufacturing operation shut down in 2025 amid tariff-related financial distress; SunTegra Energy remains available to support existing products.BINGHAMTON, NY