Energy Efficiency & Sustainability Consulting

Our Leadership Team

EES Near You > Tennessee > Chattanooga > Our Leadership Team

EES Consulting’s staff in Chattanooga, TN is a diversified, highly educated and knowledgeable team. Their backgrounds encompass civil, chemical and electrical engineering, building science, finance and project management. The team has an average equivalent of a Master’s Degree, over 20 years of experience and almost three designations each.

Daniel LeVan
Managing Director

Dan has been a CEO and CFO with four top global companies, including AIG Central Europe, living in Moscow, AEGON Asia, and GE Capital. He has most recently acted as Managing Director and Chairman of TD Bank in the Caribbean. Dan received his MBA with emphasis in International Finance from DePaul University in Chicago, graduating with distinction.

He is a Certified Public Accountant (CPA), maintains 10 other financial designations and has a B.S. in Accounting and Business. He brings global leadership, having worked on six continents and is known for creative financial structures for energy projects.

Chris Sarine
Operations Manager

Chris graduated from North Seattle Community College with an A.S. in Architectural Engineering then received a B.S. in Engineering Management with a concentration in Construction Management at University of Tennessee in Chattanooga. Chris is a certified HERS rater and has experience in building science and energy efficient construction.

Chris previously worked for Green Spaces before joining EES. He currently manages energy efficiency projects from lighting upgrades, HVAC retrofits to building envelope improvements.

Hubert Van Der Harst
VP Energy Solutions

Hubert has extensive experience on five continents in operations, systems engineering, product management, and business development. He has been employed by major corporations in Africa, the Netherlands and the USA. He has consulted in renewable energy operations for the largest state-owned employer in the Bahamas and technical project leadership for major system implementations throughout Latin America in the energy and telecommunications industries.

Hubert received his M.S. and B.S. in Electrical Engineering at the University of Cape Town. He is known for his creative solutions using new technologies.

Mark Huber
VP Industrial Waste and Recycling

Mark received his B.S. in Chemical Engineering from University of Tennessee in Knoxville and his MBA from Christian Brothers University. He has worked as a process engineer in the chemical manufacturing industry and for several years has consulted in industrial waste and recycling.

Additionally, Mark has experience with environmental consulting, non-hazardous waste alternatives, grain exports, market development, landfill alternatives, and waste to energy solutions. Mark is Six Sigma certified. He often sees opportunity where others are disposing materials at cost.

Olivia Karavatakis
Director of Energy Solutions

Olivia graduated from East Tennessee State University with a degree in Construction Management. Working as an Estimator, she consistently bid commercial projects ranging from $5-20 million located throughout the southeastern United States.  Additionally, she worked as a pre-construction Project Engineer where she was responsible for the bidding and design of utility-scale solar and wind farms, 20MW -200MW. Her ability to generate ideas, working in conjunction with civil and electrical engineers, allowed her to facilitate conversations resulting in more efficient construction practices.

Olivia also dedicates time to a non-profit, Green|Spaces. Through homeowner education and energy audits, the program aims to reduce neighborhood energy consumption by 30% – a competitive position to receive a $5M grant from Georgetown University.

Josh Berry
Business Developer

Josh is excited to begin his relationship with EES Consulting, continuing his passion of making businesses more energy efficient through sustainable operations and building retrofits.  His experience in commercial environmental audits for both energy and water usage and energy efficiency remodeling, along with his Bachelors in Risk Management and Masters in Earth and Environmental Resources, enable him to bring technical energy solutions to all types of businesses as it makes solid financial business sense.

Josh Berry is a welcomed asset to the EES team, as it possesses a unique set of tools backed by its diverse group of professionals to identify and implement a variety of energy, waste and water solutions which differentiates EES from similar providers.

Helen Cansler
Business Developer

Helen has over 20 years experience in the insurance industry working extensively in Information Systems and management.  She brings to EES Consulting her background of leading teams responsible for multi-million dollar projects and her understanding of how to get projects done on time and on budget.  Having worked in the insurance industry she knows the importance of how to look for savings from the management of risk and costs.

Helen is known for her logical, analytical problem solving, allowing innovation and collaboration to flourish, and focusing on solutions to customer needs.  She received her Computer Science degree from Dalton State College.