Meet the team

Our Team of certified industrial hygienists, certified safety professionals and environmental engineers have been developing proven, feasible and leagal solutions to environmental, health and safety issues since 1987.

Management

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Margaret Guidarelli

Owner & Co-Founder margaretguidarelli@hygieneering.com
With Hygieneering since 1987

Kevin M. Konkey

President
kmkonkey@hygieneering.com
With Hygieneering since 1997

Matt Guidarelli

Vice President, Strategies
margaretguidarelli@hygieneering.com
With Hygieneering since 1987

Frank Pelletier

Associate Director
fpelletier@hygieneering.com
With Hygieneering since 2017

Travis Fellers

Director, Technical Services
tfellers@hygieneering.com
With Hygieneering since 2014

Mike Bartos

Managing Director
mbartos@Hygieneering.com
With Hygieneering since 1998

David L. Zeidner

Director
dzeidner@hygieneering.com
With Hygieneering since 2006

Office staff

Jodi Bates

Director, Information Technology & Contract Administration

With Hygieneering since 1996

Jeanine Carbonaro

Manager, EHS Information &
Digital Creative Content

With Hygieneering since 2005

Jill Dziekan

Accounting Services

With Hygieneering since 2023

Carol Fellers

Director, Accounting Services and Human Resources

With Hygieneering since 2021

Tracy Melendez

EHS Operations Support Manager

With Hygieneering since 2016

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Reviews

Don’t just take our word for it, listen to see what others say!

Vince M.
We rely on Hygieneering for environmental due diligence that keeps our projects moving forward and surprise free.
Vince M.
We rely on Hygieneering for environmental due diligence that keeps our projects moving forward and surprise free.
Vince M.
Vince M.
Matt S.
Hygieneering gave us a clear roadmap to OSHA compliance and helped reduce incidents across our facilities.
Matt S.
Hygieneering gave us a clear roadmap to OSHA compliance and helped reduce incidents across our facilities.
Matt S.
Matt S.
Christian G.
Their industrial hygienists translated complex regulations into practical steps our staff could follow with confidence.
Christian G.
Their industrial hygienists translated complex regulations into practical steps our staff could follow with confidence.
Christian G.
Christian G.
Heather S.
Hygieneering quickly diagnosed our indoor air quality issues and provided straightforward recommendations that reassured our stakeholders.
Heather S.
Hygieneering quickly diagnosed our indoor air quality issues and provided straightforward recommendations that reassured our stakeholders.
Heather S.
Heather S.
Melissa L.
After an incident, Hygieneering’s rapid response and follow up support strengthened our safety culture and helped us return to normal operations safely.
Melissa L.
After an incident, Hygieneering’s rapid response and follow up support strengthened our safety culture and helped us return to normal operations safely.
Melissa L.
Melissa L.