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About Us

KES is a compliance consulting company that specializes in industrial hygiene, environmental and safety consulting. We help businesses and governments create safe and healthy work environments by providing comprehensive services, certified training courses, and substance analysis.

MISSION STATEMENT

Our mission at KES is to promote and protect the health and

well-being of people and the environment they live and work in.

We are committed to providing top-quality industrial hygiene and environmental health services to our clients, with a focus on the human element. Our goal is to create safe and healthy environments for all, while fostering sustainability and responsible resource management. 

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Our Team.

KES was established in 1990 and is the leading small industrial hygiene company servicing the Northeast. Although based in the Northeast, we have the capabilities to deliver services coast to coast through our remote and virtual consulting services.

 

Our professionals have a combined 50 years of experience in OSHA Compliance, program management, Gap analysis, Environmental Science, and a Certified Industrial Hygiene (CIH) and Certified Safety Professional (CSP) background.

Frank, the owner of Key Environmental and Safety, Inc.,

has extensive experience in Industrial Hygiene and Firefighting. He is dedicated to providing tailored safety solutions to his clients and fostering a culture of safety consciousness. Frank's mission is to make workplaces safer, one client at a time.

Frank Weigand, President

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Meet The Team

Key Environmental & Safety

Antonio Cofresi, 
MS, CIH, CSP

Certified Industrial Hygiene & Safety Consultant

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Antonio Cofresi is a Certified Industrial Hygienist and Certified Safety Professional with 39 years of experience in industrial hygiene, safety management, environmental regulation compliance, asbestos and lead management, indoor air quality, and disaster response. He has worked in various roles in federal agencies and holds a Bachelor degree in Industrial Technology and a Master's degree in Environmental Science.

Key Environmental & Safety, Inc.

Vanessa Sanchez

Financial Administrator
Project Management Consultant

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Vanessa brings over 20 years of professional experience in a broad range of areas, including compliance oversight, project management, policy development and implementation, finance and operations management, legal research, marketing strategy, and business administration. Throughout her career, Vanessa has worked across multiple sectors, including Government, Technology, and Non-profit organizations. 

Our on-site service areas include Maryland, Washington D.C., Pennsylvania, New Jersey, Virginia, and Delaware.

 

Remote and virtual services are available nationwide.

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Copyright © 2025 | Key Environmental & Safety, Inc.
All rights reserved.

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