About Us – Comstock Environmental

The Comstock Environmental team is held to the highest standards of integrity. As leaders in Environmental Due Diligence, Gas Station Checkup, Industrial Hygiene, New Jersey Services (LSRP), Regulatory Compliance, Site Characterization and Remediation, Storage Tank Management Services, and Waste Management Services, they are committed to professionalism, safety, compliance and complete customer satisfaction.

John Krinis

John brings over 15 years of operations management to the company, and is focused both on driving operational excellence as well as supporting strategic growth. In 2011, he co-founded an environmental consulting and engineering firm where his contributions effectively led to the rapid expansion and consistent growth of the company. In terms of technical skills, John has experience in the design, installation, operation and maintenance of a variety of environmental remediation systems, as well as environmental due diligence expertise. John’s leadership, management and hands on traits have proven effective in business development and growing companies. John received his BS in Environmental Science at the Philadelphia College of Textiles and Science and his Masters in Business Administration from Philadelphia University.

John Krinis

VP Director of Operations

Eli Portnoy

Eli is a Business Development Representative with 15 years of experience in the environmental and financial services industries. Prior to joining Comstock Environmental Services, Eli worked in the investment banking industry where he was responsible for developing relationships with institutional investors and providing them with a variety of capital markets services. Eli focuses his business development efforts in the Mid-Atlantic region and is based in Baltimore. Eli received his Masters in Business Administration from Johns Hopkins University with a concentration in Finance.

Eli Portnoy

Director of Business Development

Brian Donoghue, P.E.

Prior to joining Comstock, Brian spent more than 10 years at AECOM, where he was responsible for overseeing large industrial remediation projects. A Certified Professional Engineer, his environmental consulting expertise covers investigation, remediation, compliance, project budgeting, coordination, planning, engineering design, data evaluation, remedial system implementation, operation and maintenance. Brian has a proven track record of completing environmental and remediation projects on time and under budget minimizing risk and cost for our clients. Brian received his BS degree in Environmental Engineering from Pennsylvania State University.

Brian Donoghue, P.E.

Senior Environmental Engineer

Steve Treschow, P.G.

As a certified Professional Geologist, Steve brings over 20 years of experience as both a geologist and a hydrogeologist in the areas of site assessments, remedial investigations, remedial plan design and implementation, and engineering geology. Steve holds many other licenses and certifications such as a PADEP Division of Storage Tanks AMR/UMR certification. Steve is responsible for managing the operation for our Altoona, PA office, which includes business development and project oversight. Clients rely on Steve’s extensive knowledge of regulations and long-standing relationships with regulatory offices to keep their business in compliance. Steve received his BS in Geology from University of Pittsburgh.

Steve Treschow, P.G.

Principal Geologist and Central PA Manager

Ethan Magee, P. G.

Ethan is a certified Professional Geologist and has over 13 years of experience in environmental consulting including the management and coordination of projects in New Jersey, Pennsylvania, and Massachusetts. Projects included soil, groundwater and surface water investigations, monitoring well network installations (overburden and bedrock wells), vapor intrusion investigations, aquifer testing, direct-push drilling, rock coring, UST removal, transport and disposal, soil excavation, technical oversight including test pits, borings and hazardous waste transport and disposal. Ethan’s extensive technical expertise and focus on customer service is highly valued by his clients. Ethan is a graduate of the Franklin & Marshall College with a BS in Geology.

Ethan Magee, P. G.

Professional Geologist

Kenny Kim

Kenny is a graduate of Lehigh University with a B.S. in Environmental Engineering with interests in remediation of hazardous wastes and water resources planning. Other interests include water/wastewater Treatment, and impacts of CAFOs on environment and humans. Kenny is focused on gaining experience and knowledge in the Environmental Services sector and is actively working towards earning a Professional Engineering (PE) license. Kenny is responsible for overseeing field scheduling, writing technical reports and environmental site assessments, and managing the field technicians. Kenny’s technical experience and professionalism ensures that projects run smoothly for Comstock’s clients.

Kenny Kim

Engineer in Training Environmental Engineer II

Brian Sheaffer

Prior to joining Comstock, Brian was the founder and CEO of Perry Petroleum, a company that focused on the installation and removal of underground and above ground storage tanks. With over 35 years of experience working with underground and above ground storage tanks, Brian brings a wealth of knowledge regarding concrete foundation installations, the installation of both double wall fiberglass and steel underground tanks, underground double wall piping and fiber glass piping, as well as monitoring cathodic protection systems of storage tanks.

Brian Sheaffer

Senior Tank Installation and Removal Specialist

William Kennedy

As a Senior Environmental Scientist, Bill brings over 15 years of experience in the environmental services industry focused on underground and above ground storage tank closures, groundwater and surface water sampling, soil and air sampling, environmental site remediation and investigations, and environmental site assessments. Additional experience includes providing regulatory oversight and recommendations to industries to improve pollution control with soil and water, waste, and air effluent streams. Bill is a graduate of Delaware Valley University where he received his Bachelor of Science Degree focused in Agronomy and Environmental Science.

William Kennedy

Senior Environmental Scientist

Pete Lesniak

Pete brings over thirteen years of business development experience in the environmental industry. Prior to joining Comstock Environmental Services, Pete was a Business Development Manager for an environmental testing laboratory. In addition, Pete has experience in field operations as a project manager and industrial hygienist for an environmental consulting firm focusing on the indoor environment. Pete received a Bachelor of Science degree in Biology from Stockton University. Pete is an AHERA accredited asbestos building inspector and has attended many continuing education seminars/classes for asbestos, mold, indoor air quality, and Phase I site assessments.

Pete Lesniak

Business Development Representative

Dan Sheehan

Daniel graduated from Temple University with a B.S. in Environmental Science and a minor in Geology. Field experience includes groundwater sampling, soil sampling, soil gas sampling, and subcontractor oversight and coordination. He works closely under senior staff to assist and further his knowledge in site remediation, project management, and reporting.

Dan Sheehan

Environmental Scientist I

Tim Stover

Tim Stover brings over 18 years of business development expertise in the environmental services industry. Tim received his BS in Business Administration and Marketing at Alvernia University. Tim is also very active with his community having been the Past President of the Rotary Club of Reading and Soring Township. He also served as an Ambassador with the Greater Reading Chamber of Commerce.

Tim Stover

Business Development Representative

Ed Montgomery

Business Development Representative

Dan Wilhelm

Dan Wilhelm has over 20 years of professional experience solving environmental problems in cost effective and efficient ways. Dan’s areas of experience include liability management, subsurface investigations, remediation, risk assessment, voluntary cleanup programs, industrial compliance, and litigation support. He has achieved environmental solutions for clients in the financial, real estate, insurance, legal, commercial, residential, government, utility and industrial communities. Specific projects Dan has managed include complex voluntary cleanup sites in VA, MD, DC, and WV; site characterizations and assessments; corrective and remediation action plans; remediation system design; Phase I and Phase II environmental site assessments; underground storage tank compliance and closures; insurance claim investigations; and investigation and remediation cost analysis. Dan is a Licensed Remediation Specialist in West Virginia and a licensed Professional Engineer in Virginia. Dan received his BS in Chemical Engineering at Virginia Tech.

Dan Wilhelm

Professional Engineer