Primary Long Island Office
Rockville Centre, New York
30 Hempstead AvenueSuite S4
Rockville Centre, NY 11570
Independent Environmental Testing Across the New York Metropolitan Region
Environmental Testing Locations in NYC, Long Island & Westchester
Angstrom Testing Services LLC provides independent environmental testing, industrial hygiene consulting, laboratory-supported sampling, and written reporting from offices in Rockville Centre, Manhattan, and White Plains.
- Three New York office locations
- CIH and QEP professional oversight
- Independent from remediation contractors
- Residential and commercial project support
CIH & QEP OversightProfessional technical review
Independent TestingNo cleanup sales conflict
Laboratory-SupportedMethod-specific analytical testing
Written DocumentationFindings, limitations and next steps
Angstrom office locations
Choose the Office Closest to Your Property
Each office page provides location-specific service information, coverage areas, building types, common project concerns, and contact details. Project availability depends on the requested service, licensing, access, equipment, schedule, and scope.
Suite S4
Rockville Centre, NY 11570
New York City Office
Park Avenue, Manhattan
1120 Park AvenueSuite 102
New York, NY 10128
Westchester Office
White Plains, New York
200 Mamaroneck AvenueSuite 236
White Plains, NY 10601
Regional service coverage
Environmental Testing Throughout the New York Metropolitan Area
Angstrom's offices support projects across dense urban buildings, suburban homes, commercial properties, schools, health care facilities, institutional buildings, construction sites, and other occupied or regulated environments.
Long Island
Rockville Centre, Nassau County, Suffolk County, Queens, and nearby communities requiring residential, commercial, institutional, or legal-support testing.
New York City
Manhattan, Brooklyn, Queens, the Bronx, and Staten Island, including apartments, co-ops, condominiums, offices, schools, medical facilities, and commercial buildings.
Westchester & Nearby Areas
White Plains and communities throughout Westchester County, with selected project support in nearby southern Connecticut and surrounding areas when appropriate.
Core environmental testing services
Testing Available Across Our Regional Service Area
The appropriate scope depends on the property, suspected source, complaint, regulatory requirements, sample method, and documentation needed.
Indoor Air Quality Testing
Odors, particles, ventilation, smoke, chemical vapors, HVAC concerns, and targeted environmental measurements.
View air quality testingMold Testing & Inspection
Moisture assessment, mold air and surface sampling, dust testing, hidden-mold evaluation, and clearance support.
View mold testingAsbestos Testing
Licensed inspections, suspect-material sampling, air monitoring, settled-dust testing, and renovation-related assessment.
View asbestos testingLead Paint & Lead Dust Testing
XRF inspections, dust wipes, risk assessments, clearance testing, and property-specific lead documentation.
View lead testingWater Testing
Lead, metals, bacteria, VOCs, PFAS-related concerns, physical parameters, and project-specific drinking-water testing.
View water testingFormaldehyde & VOC Testing
Air sampling and odor investigations involving furnishings, building materials, renovations, solvents, and other chemical sources.
View formaldehyde and VOC testingPlanning a project
How to Start an Environmental Testing Request
Select the Nearest Office
Use the location pages above to review the office serving your area. All offices use the same main phone number for project requests.
Describe the Property and Concern
Provide the property address, affected areas, building type, complaint, suspected contaminant, previous testing, and reason documentation is needed.
Develop the Appropriate Scope
Inspection activities, instruments, sample types, laboratory methods, reporting requirements, access, and scheduling are selected for the project objective.
Location FAQs
Frequently Asked Questions About Our Service Areas
Which Angstrom office should I contact?
Choose the location closest to the property when reviewing regional information. All three offices use the main Angstrom telephone number, (516) 724-4574, and project requests can also be submitted through the contact page.
Do you provide testing outside Rockville Centre, Manhattan and White Plains?
Yes. The three offices support projects throughout New York City, Long Island, Westchester County, and selected nearby areas. Availability depends on the service, required licensing, equipment, access, schedule, and project scope.
Are the same environmental testing services available from every office?
Many core services are available throughout the regional service area, but individual projects may have licensing, equipment, laboratory, access, or scheduling requirements. The appropriate scope is confirmed before the site visit.
Does Angstrom perform remediation or abatement?
No. Angstrom provides independent inspection, testing, sampling, consulting, laboratory coordination, and reporting. We do not perform mold remediation, asbestos abatement, lead abatement, duct cleaning, reconstruction, or cleanup contracting.
Discuss your environmental concern
Request Environmental Testing Near You
Tell us the property location, building type, affected areas, suspected source, complaint history, previous testing, and the documentation you need.
