At CTSI, we provide an array of services around the country. Each job is serviced only by our trusted team of professionals to deliver above satisfactory results.

Environmental, Health, & Safety (EHS)

Our safety professionals have assessed thousands of workplaces and have provided solutions to improve safety and mitigate risk while in accordance with federal, state, and local rules and regulations.

Industrial Hygiene

Our exceptional team members will analyze, design, develop, implement and evaluate organizational safety management processes and tailor training based on the client’s assessed needs.

Technical Services

As an experienced and fully qualified and registered Class 2 Special Inspection and Progress Inspection agency, CTSI provides a complete range of inspection services to help clients fulfill New York City Department of Buildings (NYC DOB) regulations.

Research & Development (R&D)

R&D is working in conjunction with our partnered universities, professors, and laboratories to conduct and publish studies on a plethora of topics within industrial hygiene and environmental public health such as mold, lead, asbestos, and indoor air quality.

Emergency Response

CTSI provides 24/7 Emergency Response Consulting Services for various emergency concerns for its clients. These concerns can include natural disasters and severe weather events such as fires, hurricanes, tornadoes, earthquakes, floods, and winter weather.


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We are industry leaders for over 29 years.

Since 1992, CTSI has been trusted in all 50 states, serving 100+ clients.


Clients & Partners

CTSI has created and maintained trusted relationships with our clients and partners.

  • Cushman & Wakefield
  • CBRE
  • CBS
  • Brookfield
  • NYU
  • Northwell Health
  • Equity Office
  • JLL
  • Colombia Property Trust
  • Ogilvy
  • RXR

Partner with CTSI

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