Our Team

Leadership

Since 1999, Partners has provided comprehensive environmental, safety, engineering, and surveying services to businesses and governmental clients across North America and the World. The collective experience of our leadership allows us to see the big picture clearly and our deep understanding of regulatory complexities helps us to apply proven solutions. To achieve success, we rely heavily on peer review to ensure quality, foster an atmosphere of continuous improvement and to leverage the wealth of knowledge we possess. It is our goal to make every client a permanent client by establishing a “partnership” relationship and our leaders promote that relationship on every project.

Matthew T. Mangino

Director, Finance & Administration

Edward M. Trenn, MS, CHMM

Director, Environmental, Health & Safety

Halle A. Miller, AHES, AHAS, AHPD, LRA

Associate Director, Assessment, Remediation, & Revitalization

John B. Chapman, PG

Associate Director, Third Party Reviews

Peggy J. Stonier, PG, CP

Associate Director, Due Diligence, Mergers & Acquisitions

Rick D. Vince, CP

Associate Director, Third Party Reviews

Robert A. Walters, PE

Associate Director, Environmental, Health & Safety

Our Team

We are a multi-disciplinary team that draws on broad industry experience and networks to produce unique and cost-effective solutions for our clients. We’re led by a team who constantly encourages, questions, and challenges to unlock great creativity around every turn. We take pride in doing the best work we can. Individuals can and do make a difference, but it takes a team of Partners to take it to the next level. If you think we can help you and your company with your environmental, safety, and engineering needs please contact us.

Brian D. Grossi, AHES, AHPD

Environmental Professional

Assessment, Remediation & Revitalization

Cheryl C. Tynes

Human Resources Administrator

Finance & Administration

Christopher J. Butcher, AHES, AHPD

Senior Project Manager

Assessment, Remediation & Revitalization

David G. Carter

Environmental Professional

Assessment, Revitalization & Remediation

Emily R. Loxley

Environmental Professional

Assessment, Revitalization & Remediation

Fardeen Rafiq

EHS Professional

Environmental, Health & Safety

W. Harry Swift, PG, CHMM

Senior Advisor

Due Diligence, Mergers & Acquisitions

Jeremy R. Kendle, GIT, AHES, AHAS, LRA

Project Manager

Assessment, Remediation & Revitalization

Julie P. Pecoraro

EHS Professional

Environmental, Health & Safety

Kate K. Gessler

Marketing and Project Administrator

Finance & Administration

Keith E. Koenig

Senior Project Manager

Environmental, Health & Safety

Maggie A. Downing

Environmental Professional

Due Diligence, Mergers & Acquisitions

Maggie E. Eilber

Environmental Professional

Assessment, Remediation & Revitalization

Maria P. Witmer-Rich

Project Manager

Environmental, Health & Safety

Pam M. Zakrzewski

Office & Lead Project Administrator

Finance & Administration

Roger C. Newberry, PE

Senior Project Manager

Land Development Services

Robert Baft, CIH, CPE, CSP

Senior Advisor

Environmental, Health & Safety

Shannon L. Garvey-Graham

Environmental Professional

Assessment, Remediation & Revitalization

Stanley W. King, PE

Senior Project Manager

Environmental, Health & Safety

Thomas A. Weir

Senior Project Manager

Assessment, Remediation & Revitalization

Wendy A. Fennell

Accounting & Finance Administrator, Notary Public

Finance & Administration

Zachary O. Graham, AHES, LRA

Environmental Professional

Assessment, Remediation & Revitalization

Zachary M. Sforzo

Environmental Professional

Due Diligence, Mergers & Acquisitions

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