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Deborah Walden-Hersh

Deborah Walden-Hersh, PE, is a Principal Consultant who manages Trinity’s Austin office. She assists clients with preparing state and federal air quality permit applications (e.g., Title V and New Source Review), quantifying emissions, preparing toxic release inventory (TRI) reports and …

Dale Overcash

Dale Overcash, PE, serves as a Principal Consultant, managing Trinity’s Raleigh office. A veteran of the North Carolina Division of Environmental Management (NCDEM) and an experienced consultant, Dale has assisted industrial facilities with a host of air permitting and compliance …

Brad James

Brad James, PE, serves as Regional Manager of Trinity Consultants’ Southeast Region offices. Commencing his career with Trinity in Charlotte, Brad gained significant experience assisting companies in a variety of industries in the Southeast with air quality and environmental compliance. …

Wendy Merz

Wendy Merz is a Principal Consultant with more than 23 years of environmental consulting experience. In her current role, she coordinates Trinity’s service offerings and works with our local Environmental Consulting offices on projects related to environmental sustainability. She is …

Kirk Lowery

Kirk serves as Managing Director for Trinity’s East Region and has over 27 years of environmental experience with a focus in the air quality regulatory arena. Kirk’s regulatory expertise includes air permitting (NSR/PSD/Title V), NSPS/NESHAP/MACT compliance, emission inventories, enforcement/litigation support, …

Sue Sung

A member of Trinity’s Executive Operating Committee, Dr. Hung-Ming (Sue) Sung joined the firm in 1989 and has provided technical and management consulting support in environmental, health, safety, sustainability and quality issues to clients globally for three decades. She developed …

Christi Wilson

Christi Wilson, Principal Consultant in Trinity’s Pittsburgh office, supports clients with completing emissions inventories, preparing sustainability reports, and developing tactics and strategies for emission reduction targets.

Vineet Masuraha

Managing Director for Trinity’s West Region, Vineet has more than 20 years of environmental consulting experience and significant expertise on air quality issues. Vineet is a recognized strategic advisor and thought leader on complex air quality issues facing regulated sources …