TPC Geochemical Technology provides chemical engineering services to the worldwide geothermal industry. Our goal is to bring unmatched value to our customers by delivering the highest level of products, services and technical support. Through these common objectives, optimal power generation and protection of plant equipment can be achieved. By operating at the highest level of efficiency excellent Return on Investment can be realized.

Trustworthy – Trust is a key to our success and will continue to serve as our most important core value. Integrity – Our principles and character are guided by the highest level of honesty and integrity. Reliability – We strive to provide the highest level of service to all customers. Excellence – We are passionate about achieving excellence and providing the highest level of value to all customers.

We are a customer-centric company and committed to providing the highest value to meet client needs. We strive to provide exceptional services to our partners and are guided by our principles and values that ensure common goals are being reached.

Our vision is to be a leading provider of chemical engineering products, services and technology to the worldwide geothermal industry.  We believe the best way to achieve this goal is to focus on the needs of our clients and to deliver unmatched services that exceed expectations.

TPC Geochemical Technology provides innovative chemical engineering solutions designed to optimize power generation efficiency, resource management and protection of plant equipment.  Our custom designed chemical engineering solutions provide protection of valuable plant assets to significantly reduce plant downtime and to ensure profitable longevity is sustained in geothermal power plant operation.

Our highly experienced team of engineers and field technicians provide a full discipline of geochemistry and chemical engineering services:

  • Reservoir Geochemistry
  • Chemical Modeling
  • Scale Characterization
  • Corrosion Mitigation
  • Comprehensive Brine and Gas Analyses

Management Team

Mark Stapleton is the owner and founder of TPC Geochemical Services.  He has been involved in specialty chemicals and the chemical engineering industry for forty-one years and has been actively engaged in the geothermal industry for over thirty years.

Mark was the founder of PowerChem Technology.  As PowerChem’s President, he was extensively involved in strategic planning of company operations that included U.S. and International Marketing and Sales, Technology, Manufacturing, and Finance.   Mark guided PowerChem to be recognized as a leader in providing chemical engineering products and services to the geothermal industry.

He has published multiple papers and has spoken at numerous geothermal conferences and workshops.   Mark is recognized as an early pioneer and leader in providing strategic and innovative chemical engineering solutions to geothermal power plants around the world.

Mark Stapleton

Owner and Founder of TPC Geochemical Services.


Tevfik Kemal Ayata

Vice President of TPC Global Sales


Kevin Gottschalk

Mining Technical & Supply Chain Director

Dave Ellison

CFO of TPC Geochemical Services.


Gönül Barutçu

Senior Finance and Operations Manager


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