Key Personnel

GeoSierra Environmental’s management and support team have over 80 years of combined experience in the fracturing industry, including consulting, drilling, and technology. Our team has designed, implemented and remediated >15 Trenchless PRBs and >40 Pneumatic Fracturing Sites across the United States, including federal, state and privately owned projects. Read more about our team and our depth of experience below.

Peter J. Palko, P.E., CHMM, LSRP

With 30 years of experience, Mr. Palko serves as the Technical Director and Corporate Office Health and Safety Officer for all projects. He is formerly General Manager of GeoSierra Environmental, Inc. and has worked in the consulting and drilling industries.

John M. Twomey, E.I.T.

Mr. Twomey has over 25 years’ experience and is now Director of Sales with project support in conjunction with Mr. Palko. He has experience in waste management, civil remediation and regulatory compliance. Mr. Twomey is former Vice President of GeoSierra Environmental, Inc.

Deborah L. Schnell, P.E.

Ms. Schnell is the Senior Project Manager for all GeoSierra Environmental‘s projects with over 20 years’ experience. Her responsibilities include preparation of proposals, client and project management, budgeting, design, technical support, and marketing. She was previously an owner of a fracturing company and a consultant.

Greg Filbey

Mr. Filbey has almost 5 years’ experience and provides project, field and technical support for all projects. He is a Petroleum Engineer and is versed in AutoCAD, data analysis, and hydraulic and mechanical equipment.

Chad Givens

With almost 40 years’ experience, Mr. Givens has the greatest longevity with GeoSierra, implementing the vertical hydraulic fracturing technology. He is a Site Manager for all GeoSierra Environmental projects and provides considerable expertise as a Master Driller.

Our Field Crew

GeoSierra Environmental has a trained field crew that travels for all projects. The combined experience of the crew exceeds 20 years with drilling, technological, computer, mechanical, and electrical expertise. The synergy of the group results in a productive, efficient, and safe project.