---
title: "Angstrom Testing Services L.L.C., Rockville Centre, NY | Mold Roster"
description: "Angstrom Testing Services L.L.C.: mold assessment in Rockville Centre, NY. NYS DOL licence details, contact and free quotes."
canonical: https://moldroster.com/ny/firms/angstrom-testing-services-l-l-c-ny0116/
---

# Angstrom Testing Services L.L.C.

* Mold assessment
* Licensed by NYS DOL (New York State Department of Labor)
* Rockville Centre, NY (Nassau County)
* Address: 30 Hempstead Ave, S4, Rockville Centre, NY
* Phone: (516) 724-4574
* Email: angstromtesting@gmail.com
* Website: https://angstrommold.com/locations/rockville-center-ny-11570/
* Google rating: 5.0 from 47 reviews (as of Oct 30, 2026)
* Mold Assessment Contractor License (SH125) #26-6A3DQ-SHMO (exp. 2028-07-31)

Added by us, not on the state list: website and rating from the firm's [Google Maps listing](https://maps.google.com/?cid=13023997995109682604&g_mp=CiVnb29nbGUubWFwcy5wbGFjZXMudjEuUGxhY2VzLkdldFBsYWNlEAIYBCAA), retrieved 2026-10-30; email as published at [angstrommold.com](https://angstrommold.com/locations/rockville-center-ny-11570/), retrieved 2026-10-18.

Get a quote: https://moldroster.com/quotes/?firm=NY0116 (goes to Angstrom Testing Services L.L.C. and up to 2 other nearby licensed pros)

Source: https://data.ny.gov/Government-Finance/Mold-Contractor-Licenses-Four-Year-Window/ikqx-ispy, retrieved 2026-10-12. Verify: https://dol.ny.gov/mold-program. Claim / correct: https://moldroster.com/claim-listing/?id=NY0116