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Ric is responsible for GridLab's operations and execution. A recognized leader in renewable energy technology and policy, Ric has provided engineering support for more than 8 GW of utility scale solar projects worldwide, including several of the largest projects in the world. 

Prior to GridLab, Ric was at Black & Veatch for 12 years where he was instrumental in building the global renewable energy consulting practice. While at Black & Veatch, Ric provided expertise to the Energy Foundation China program and had leadership roles on a number of high profile policy studies including 20 percent Wind Energy by 2030, and the California Renewable Energy Transmission Initiative.

Ric has a BSEE from Duke University and a Master's in Renewable Energy Policy from CU Boulder.



Paul Brucke

Paul Brucke, Principal Engineer at Brucke Engineering, is a solar PV system design and engineering expert with 18 years of electrical engineering experience. Prior to moving into the solar industry in 2009, he worked in the semiconductor micro-electronics industry, designing DC power supplies, control circuitry and chip architecture for over 10 years.  Paul has worked in leadership roles at Strata Solar, Black & Veatch, and Cypress Creek Renewables before founding his own firm.

Paul is a licensed Professional Engineer in several states, a NABCEP certified solar installation professional, a Senior Member of IEEE and the IEEE 1547 Revision Working Group.

Current project for GridLab:

GridLab has deployed Paul to a North Carolina PUC Interconnection working group on behalf of North Carolina Sustainable Energy Association.



Dr. Clack is the CEO and founder of Vibrant Clean Energy, LLC (VCE). He is pursuing a path that leads the way for a more intelligent electric power system design, here in the US and abroad. Dr. Clack has been at the forefront of the energy optimization world for many years. Dr. Clack can be characterized as an expert in mathematics, statistics and optimization. He combines this expertise with the gained skills of numerical weather prediction, electrical engineering, and economics. Dr. Clack works with a variety of stakeholders to study the energy transition using the VCE WIS:dom optimization model.


Curt Volkmann

Curt Volkmann, President of New Energy Advisors, has over 34 years of international experience with electricity, natural gas and water utilities. Before his retirement in 2013, Curt held consulting roles for Pacific Gas and Electric, UMS Group, and Accenture, where he managed managed multi-client benchmarking programs for electric transmission, distribution and fleet management, analyzed impacts to the distribution grid, and led a variety of consulting projects including smart grid planning, organization optimization and cost reduction, asset management, merger integration, benchmarking, and process improvements.

Since his retirement, Curt has served as an expert witness in energy efficiency and renewable energy proceedings. Similarly, Curt advises non-profits and local governments on a variety of clean energy opportunities. 

Curt has a B.S. in Electrical Engineering (Power Systems) from the University of Illinois and an M.B.A. (Finance) from the University of California, Berkeley. He held a Registered Professional Electrical Engineer license in the State of California from 1987 to 1995.


Dr. Michael Milligan

Dr. Michael Milligan recently retired as Principal Researcher at the National Renewable Energy Laboratory. He has more than 30 years’ experience in analysis and modeling the bulk power system, and more than 25 years focusing on the impacts of wind and solar generation integration into the bulk system. He has authored/coauthored more than 220 articles and reports, and has led/participated in numerous North American Electric Reliability Corporation (NERC), Western Electricity Coordinating Council (WECC), and IEEE Power and Energy Society working groups and committees. Michael’s work was influential in starting the Energy Imbalance Market in the Western Interconnection, and he was a key contributor to the International Energy Agency Task 25 research group, focusing on wind power integration to the bulk power system. He is now an independent power system consultant.