Our Leadership Team

Experienced leaders guiding our vision and operations.
Executive Leaders
Executive Leadership: Expertise That Inspires
Trinity's Executive Committee establishes our corporate goals and objectives for continued growth, expertise and accountability.
Paul Greywall
Paul Greywall
President and CEO
Jay Hofmann
Jay Hofmann
Divisional President, Environmental Consulting
Rancie Bernal
Rancie Bernal
Managing Director, Human Resources
Dave Larsen
Dave Larsen
Chief Financial Officer
Leslie Bodnar
Leslie Bodnar
Managing Dir., Marketing / CMO
Nav Marocha
Nav Marocha
Chief Accounting Officer
Mike Remsberg
Mike Remsberg
Divisional President, Water & Ecology
Alison Ritterbusch
Alison Ritterbusch
Director of M&A Strategy and Integration
Sue Sung
Sue Sung
Director, EHS Global Services
Albert Dyrness
Albert Dyrness
Divisional President, Life Sciences

Unlock Strategic Growth Through Mergers & Acquisitions

Operational Leadership
Operational Leaders: Turning Vision Into Results
Trinity's Operational Leaders ensure that our clients receive the highest quality technical work from our team of experts in EHS, engineering and science.
Albert Dyrness
Albert Dyrness
Divisional President, Life Sciences
Jay Hofmann
Jay Hofmann
Divisional President, Environmental Consulting
Mike Remsberg
Mike Remsberg
Divisional President, Water & Ecology
Brian Burdorf
Brian Burdorf
Director, Operations
Alan Chuang
Alan Chuang
Director, Information Technology
Paul Smith
Paul Smith
Director, Business Systems & Processes
Divya Agarwal
Divya Agarwal
Director, Sustainability Services
Weiping Dai
Weiping Dai
Director, BREEZE Software & China Operations
Inaas Darrat
Inaas Darrat
Director, Chemical Sector Services
Casey Lenhart
Casey Lenhart
Director, Monitoring Services
Jim Lyons
Jim Lyons
Director, Mobile Source and Fuels Services
Patrick Nonhof
Patrick Nonhof
Managing Director, PSM
Jason Schmitz
Jason Schmitz
Director, EHS Digital Solutions
Jose Orsini
Jose Orsini
Director, Sustainability & Assurance
Kirk Lowery
Kirk Lowery
Managing Dir., Environmental Consulting
Vineet Masuraha
Vineet Masuraha
Managing Dir., Environmental Consulting
Shishir Mohan
Shishir Mohan
Managing Dir., Environmental Consulting
Eddie Al-Rayes
Eddie Al-Rayes
Regional Director, California & Phoenix
Christine Chambers
Christine Chambers
Regional Director, Central
Melissa Hillman
Melissa Hillman
Regional Director, Pacific Northwest
Tony Jabon
Tony Jabon
Regional Director, Carolinas, Louisiana & Mississippi
Brad James
Brad James
Regional Manager, Southeast
Rich Jenks
Rich Jenks
Regional Director, Gulf
Robert Liles
Robert Liles
Regional Director, Southwest & Rocky Mountain
Tom Muscenti
Tom Muscenti
Regional Director, Northeast
Nicole Saniti
Nicole Saniti
Regional Director, Appalachian
David Wall
David Wall
Director, Refinery Services
David EB Strohm
David EB Strohm
Director, NEPA Services
Anna Aumann
Anna Aumann
Regional Manager, Midwest
Jim Perry
Jim Perry
Managing Director
Matthew Norman
Matthew Norman
Managing Director
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