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Greywall Inc.Report or remove this logo

Greywall Inc.

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Doing business as GREYWALL INC

UEIUEI: the 12-character ID the government gives every company registered for federal work. It replaced the DUNS number in April 2022. Glossary JA2RSBPBL4Y5· CAGECAGE code: a 5-character code that identifies one company location for federal work. A company with several sites can have several. Glossary 7GH84· EAST HAMPTON, CT· Active registration until Jun 6, 2027· www.absolute-metrology.com (opens in a new tab)

Overview

Registered industries (NAICS)

Registered in 4 industries; primary 541380

  • 327212 Other Pressed and Blown Glass and Glassware Manufacturing
  • 327215 Glass Product Manufacturing Made of Purchased Glass
  • 541380 Testing Laboratories and Services
  • 541990 All Other Professional, Scientific, and Technical Services

No prime contract or subcontract to this company appears in the federal contract records from FY2001 on.

About

From the company's SBA profile, updated Jun 2026

Greywall Incorporated, dba Absolute Metrology Services, supplies interferometric and optical testing services. We are able to test transmitted wavefront error, surface flatness, spherical surface error, radius of curvature, and surface roughness. We perform optical certifications of flat and spherical surfaces, including transmission flat certifications and transmission sphere certifications, accurate to 1/200th wave. We perform interferometer calibrations. We provide third-party optical testing services to settle customer-supplier disputes.