About Us

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Leadership

Cornerstone Environmental Group, LLC, a member-owned company, is led by a diverse group of environmental professionals, many of whom have worked together for more than 20 years. Each professional brings a unique set of expertise to our team as we serve our various markets with a variety of perspectives, including that of owners and regulators.

Cornerstone’s team of professionals, working together and with our clients, develops relationships that last a lifetime, through our commitment to incorporate integrity, insight and innovation into every aspect of our company.

“We put our people into leadership positions where they can direct and drive technical advancement within the company. This, in turn, enables us to better serve our clients.”

Ken Karl,
Co-President, Chief Operating Officer

Leadership is asked of every Cornerstone employee; however, we are presenting below our senior personnel responsible for managing the company and projects. Each of them would be pleased to answer any questions you have or give you more information on how Cornerstone can help.

Board of Directors  |  Management Team  |  Area Managers  |  Project Managers: Alternative Energy  |  Project Managers: Environmental/Remediation  |  Project Managers: Industrial  |  Project Managers: Organics  |  Project Managers: Solid Waste

Board of Directors

Peluso-Rich
Richard A. Peluso, PE
Chairman
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Fenn-Dennis
Dennis G. Fenn, PE

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Karl-Kenneth
Kenneth J. Karl

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Davies-Matt
Matthew E. Davies

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Mike Michels
Michael S. Michels

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Management Team

Karl-Kenneth
Kenneth J. Karl
Chief Operating Officer, Co-President
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Davies-Matt
Matthew E. Davies
Chief Marketing Officer, Co-President
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Mike Michels
Michael S. Michels, PE
Executive Vice President
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DiPippo-Gary
Gary DiPippo, PE
Region Vice President, East
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Stout-Paul
Paul Stout, PE
Region Vice President, West
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Torresani-Mark
Mark Torresani, PE
Region Vice President, Central
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Bradley-James
James J. Bradley, Esq.
General Counsel
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Damon-Dave
David Damon
Chief Financial Officer
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Swyka-Catherine
Catherine A. Swyka
Chief Administrative Officer
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Area Managers

Bowers-Garth
Garth Bowers, PE
Area Manager - West
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Larky-Adam
Adam Larky, PE
Area Manager - Central
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Schmucker-Bruce
Bruce Schmucker, PE
Area Manager - Central
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Shaw-Prentiss
Prentiss Shaw, PE
Area Manager, East
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Project Managers: Alternative Energy

Mike DiMaggio
Mike DiMaggio
Biogas & Landfill Gas
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Ben Peotter, PE
Benjamin Peotter, PE
Biogas & Landfill Gas
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Steve Wittmann
Steve Wittmann
Biogas & Landfill Gas
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Project Managers: Environmental/Remediation

Calogero-Rich
Rich Calogero, LSRP
Environmental Planning
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Paul Mutch, PE
Paul Mutch
Site & Civil Design
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Kristen Thordahl, PE
Kristen Thordahl, PE
Site & Civil Design
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Joseph Nemesh, PE
Joseph Nemesh, PE
Remediation
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William Soukup, PG
William Soukup, PG
Hydrogeology
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Curt Taylor
Curt Taylor
Transactional Services
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Craig Young, PE
Craig Young, PE
Landfill Engineering & Design
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Project Managers: Industrial

Kay Gilmer
Kay Gilmer
Air Quality
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Scott Miller
Scott Miller
Air Quality
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Edwin Valis
Edwin Valis
Air Quality
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Timothy Roeper, PG
Timothy Roeper, PG
Remediation
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Leslie Sparrow, PG, LSRP
Leslie Sparrow, PG, LSRP
Remediation
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Carl Beuter, PE
Carl Beuter, PE
Site & Civil Design
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Project Managers: Organics

Lawson-Thomas
Tom Lawson, PE
Biogas & Landfill Gas
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Christopher Voell
Christopher M. Voell
Biogas & Landfill Gas
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Shaw-Prentiss
Prentiss Shaw, PE
Transfer, Recycling, & Processing Facilities
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Project Managers: Solid Waste

Julie Hall
Julie Hall
Air Quality
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Khaled Mahmood, PE
Khaled Mahmood, PE
Air Quality
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Rachelle Maxheimer, PE
Rachelle Maxheimer, PE
Air Quality
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Kyle Nay
Kyle Nay
Air Quality
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Cyndi Neitzel, PE
Cyndi Neitzel, PE
Air Quality
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Suzan Pankenier
Suzan Pankenier
Air Quality
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Ray Ramos
Ray Ramos
Air Quality
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Tami Sands
Tami Sands
Air Quality
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Matt Beebe
Matt Beebe
Biogas & Landfill Gas
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Bilgri-Tom
Tom Bilgri, PE
Biogas & Landfill Gas
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Maura Dougherty, PE
Maura Dougherty, PE
Biogas & Landfill Gas
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Kho Kyung
Kyung Kho, PE
Biogas & Landfill Gas
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Daryl O'Dell, PE
Daryl O’Dell, PE
Biogas & Landfill Gas
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Cavanagh-Heather
Heather Cavanagh, PE
Landfill Engineering & Design
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Andrew Kaplan, PE
Andrew Kaplan, PE
Landfill Engineering & Design
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Peter Lucas, PE
Peter Lucas, PE
Landfill Engineering & Design
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Jay Martin, PE
Jay Martin, PE
Landfill Engineering & Design
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Justin Obermeyer, PE
Justin Obermeyer, PE
Landfill Engineering & Design
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Christopher Peters
Christopher Peters
Landfill Engineering & Design
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Mark Swyka, PE
Mark Swyka, PE
Landfill Engineering & Design
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James Walker, PE
James Walker, PE
Landfill Engineering & Design
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Steve Wintheiser
Steve Wintheiser
Landfill Engineering & Design
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Schumaci-Michael
Michael Schumaci
Operations & Maintenance
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Patrick Bell, PE
Patrick Bell, PE
Site & Civil Design
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Carl Eller, PE
Carl Eller, PE
Site & Civil Design
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Robert Holmes, PE
Robert Holmes, PE
Site & Civil Design
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Ernie Ruckert, LEED, PE
Ernie Ruckert, LEED, PE
Transfer, Recycling, & Processing Facilities
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Andrew Schellberg
Andrew Schellberg
Transfer, Recycling, & Processing Facilities
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