Board Member Profiles
Voting Board Members
Ethan Hohenadel is a Regulatory Specialist for the Iowa Association of Electric Cooperatives (IAEC). Since 2008, he has assisted members in assessing and reporting their energy efficiency plans and results. He has been involved in many collaborative meetings regarding energy efficiency programs and has been involved with many groups focused on various aspects of energy efficiency including, but not limited to, the Farm Energy Working Group, PIE2, and the OCA Collaborative.
Dr. Kent Boyum, PhD, MBA has been interested in environmental issues associated with energy production and transport for over thirty years. Kent previously worked for two utility companies in the Minneapolis area performing energy audits and recommending energy efficiency improvements in many homes in the Minneapolis area. For the past fifteen years he has served as the Director of Economic Development and the Director of the Rebuild America- a US DOE funded program for Maharishi Vedic City.
Bonnie Donnolly joined Alliant Energy in 2000 and currently serves as Manager of Energy Efficiency Programs in Iowa. Alliant Energy is an energy-services provider serving approximately 1 million electric and over 400,000 natural gas customers in Iowa and Wisconsin. Bonnie directs an eight-member team that develops and delivers energy efficiency programs for Residential, Business, Commercial, Industrial and Agriculture customers.
Prior to Alliant Energy, Bonnie worked in healthcare administration and philanthropy, community development and college recruitment. Bonnie holds a Bachelor of Arts in Communications/Public Relations from the University of Northern Iowa.
Leslie Berckes works at Trees Forever, a non-profit that is highly active in starting, implementing, and sustaining community projects. In her role at Trees Forever, Leslie serves as Program Development and Innovation Director helping the organization to innovate and evolve new and existing programs. Leslie also serves as a program manager for the central Iowa region working with volunteers and organizations on projects such as tree plantings (especially for energy efficiency!), tree care education, native prairie plantings, and more. Leslie enjoys sharing information on the programs that Trees Forever offers and helping Iowa towns take advantage of these programs to make their communities vibrant places to live.
Jeremy Caron, As Director of Energy Services for the IAMU, Jeremy manages the development of energy efficiency, demand response, distributed generation, transmission, and generation programs for municipal electric and natural gas utilities across Iowa. With an interest in the grid to building nexus, Jeremy focuses on creating innovative programs that leverage new ideas and technologies to deliver efficient, reliable, affordable, and clean energy to municipal customers.
Prior to IAMU, Jeremy worked for the Massachusetts Division of Capital Asset Management and Maintenance, where he managed nearly $90 million worth of energy efficiency and renewable energy projects at state facilities including colleges and prisons. He also helped lead statewide hazard mitigation and climate adaptation master planning efforts to prepare state agencies to address natural hazards and ensure continuity of services to the public.
Bruce Greiner has held positions with the State of Iowa as the Deputy Director of The Office of Energy Independence and the Procurement Chief Operating Officer. Bruce has also directed operations/facilities at K-12 schools, City of DM and Polk County. After approximately 25 years in public sector operations and facilities, he joined the private sector. Bruce is responsible for training and marketing for VHF Sales, Inc., a manufacturerÂ’s representative firm specializing in energy efficient equipment.
JP Jones is the Professor of Electrical & Renewable Energy Technology at Indian Hills Community College. Jp Jones is an electrical engineering technologist (who happens to also be a licensed master electrician).
Professor Jones specializes in energy efficiency through the automation of existing residential, commercial, industrial and municipal energy systems. He has over 30 years of experience in his area of expertise. Which he shares on a daily basis with the students at IHCC, but also throughout the state of Iowa volunteering and educating the general public at every chance he can get.
Joel Logan is a Commercial New Construction Program Manager with The Weidt Group. Joel works with Iowa utilities and their customers to facilitate the design and construction of new commercial buildings that are significantly more efficient than Energy Code requirements.
Prior to working at The Weidt Group, Joel was Director of Energy Services at the Iowa Association of Municipal Utilities, where he worked on energy efficiency, demand response, distributed generation, transmission, and generation projects. Joel was also research assistant at the Iowa Energy Center’s Energy Resource Station, and an Iowa Department of Natural Resources Pollution Prevention Intern. Joel holds Bachelors and Masters Degrees in Mechanical Engineering from Iowa State University.
Don Otto is a homebuilder specializing in energy efficiency, and owns DPO Construction, L.C. in Iowa City, where he designed and built his own home in 1978. Following building science and using materials that produce the best performance, he works to achieve the greatest energy efficiency that fits the client’s budget.
Don uses an academic approach to both educate the client and to evaluate the suitability of the materials and equipment to deliver the desired performance of his homes.
Emily Rice is the Chief Operating Officer for The Energy Group (TEG). Emily oversees day-to-day operations and leads a high performing team that delivers energy solutions to utility and consumer clients across the Midwest. She works alongside the CEO to advance TEG’s mission of promoting energy efficiency as an economic driver for communities, and a competitive advantage for business and industry. Emily has served in various roles at TEG, from Program Delivery Consultant to Business Development Director, allowing her to accomplish a variety of objectives that have driven growth and profitability.
Since joining TEG in 2010 Emily has gained an immense passion for energy efficiency that underscores her current role and volunteerism. In addition to serving on IAEE’s board, Emily is the Environmental Entrepreneurs (E2) Iowa Chapter Director, and is appointed to Governor Reynold’s State Building Code Advisory Council.
Scott Siefkes, P.E., LEED® AP, is Chief Operating Officer for Michaels Energy. He has 21 years of engineering experience in the environmental and energy efficiency industry. Scott is a registered civil and environmental engineer in Wisconsin, Iowa and Minnesota, primarily providing technical and administrative support for residential, small business, commercial and industrial utility demand side management programs over his career.
Scott’s experience includes energy audits, investment-grade feasibility and retrocommissioning studies, new construction design assistance, custom efficiency technical analysis, residential load control programs, and measurement and verification of programs. Scott has also provided utility demand side management program design and implementation. Scott holds a B.S. degree in Civil and Environmental Engineering from the University of Wisconsin, Madison.
Nicholas Wood serves as the Executive Director of ANURA Energy. His responsibilities include overseeing the operations and outreach for the organization. He works on a daily basis with utility energy efficiency staff, program administrators, and planners to design, implement, and evaluate DSM programs. Much of the work is accomplished by developingdata, connecting with decision makers, and seeking out and linking quality trade allies with customer projects that result in measurable benefits for under-served market segments.
With more than 16 years of professional experience from the architecture and energy efficiency industries, Nicholas has supported the implementation of DSM programs with 18 utilities across seven states. During that time, responsibilities have included business development, administering prescriptive rebate and energy assessment programs, load control, new home construction, and managing custom incentive and trade ally partner network programs.
Ex-Officio Board Members
Jeff Beneke serves as the Northeast Iowa Regional STEM Manager, spearheading the work across Northeast Iowa to ensure the Governor's STEM Advisory Council's mission and programs are implemented to their broadest audience. Jeff is responsible for scale-up application recruitment, festival events, and collaboration with organizations across the region to promote, inspire, and engage youth in Science, Technology, Engineering, and Mathematics activities and to introduce children and parents to careers in STEM.
Stacy Christoffersen has worked for MidAmerican Energy Company since 2013 and is an Energy Efficiency Product Manager, primarily focused on the education program and with trade ally outreach. Her skills center around advertising and marketing and enjoys bringing these skills to utilities and promoting energy efficiency to all customers. Prior to joining MidAmerican Energy, she worked with a hospitality and restaurant company, an information systems company and was the promotion director for a group of Quad City radio stations. She earned a Bachelor’s degree in Business Administration from Marquette University.
Mark Etchen is the Manager of Energy Efficiency for Black Hills Energy in Iowa. He has been involved for many years in the utility and energy business. Mark performed many roles at MidAmerican Energy in sales, operations, marketing, and energy efficiency, and subsequently became the Energy Manager at Pioneer Hi-Bred. He then worked at the Iowa Utilities Board in the Energy group prior to coming to Black Hills Energy.
Mr. Etchen holds a Bachelor’s degree in Electrical Engineering from Iowa State University and Masters of Business Administration from Drake University. He is a member of the International Electrical and Electronics Engineers association and is a Certified Energy Manager.
Curt Klaassen owns Energy Systems Engineering. With over 25 years of building energy system design experience, Curtis has been responsible for the energy analysis and design of high performance buildings, geothermal heat pump systems, ice storage systems, heat recovery, large scale VAV systems, daylighting systems, advanced controls systems and other energy efficient technologies for all types of commercial, institutional and industrial facilities. This extensive experience is regularly engaged during Energy Resource Station activities with researchers, building owners and operators, architects, engineers, equipment suppliers, contractors, students, and instructors.
This work has resulted in numerous presentations and technical papers on energy topics such as high performance buildings, geothermal heat pump systems, daylighting and building energy management and control systems.
Mr. Klaassen holds a Bachelor of Science degree in Mechanical Engineering and is a professional engineer licensed in Iowa. He has been active in the Iowa Association of Energy Efficiency (IAEE), the American Society of Heating, Refrigerating, and Air conditioning Engineers (ASHRAE), the Iowa Heat Pump Association (IHPA), the Building Owners and Managers Association (BOMA), and the National Society of Professional Engineers (NSPE).
Bill Von der Linde is a Program Manager at A-TEC Energy, managing the implementation of the Residential New Construction, Home Performance with Energy Star and SAVE quality installation programs for certain investor-owned utilities. Bill came to A-TEC Energy in February of 2011.
Prior to Joining A-TEC Energy, Bill worked for Central Iowa Mechanical for 12 years serving in sales and as the Residential Department Manager. Bill’s focus at Central Iowa Mechanical was always to customize the most efficient system that met the customer’s budget. This focus on efficiency made it a natural progression when he joined A-TEC energy.
Bill graduated from the University of Northern Iowa with a degree in Psychology. He is a certified HERS rater, BPI and SAVE certified.