Adam Cohen is co-founder and CEO of Ranger Power. Adam has over 16 years of experience in the renewable energy sector concentrated on the development, construction, and operation of clean energy projects. During his career Adam has successfully developed over 4,000 MW of operating energy projects.
At Ranger, Adam leads all high-level project development, corporate management, and company strategy. Under his joint leadership with co-founder Paul, Ranger has permitted more than 2,600 MW and executed over 2,600 MW of utility-scale Power Purchase and Build-Own-Transfer agreements representing some of the largest volumes of solar development in the Midwest. By the end of 2023, Ranger anticipates that over 1,000 MW of their clean energy projects will be in commercial operation–representing over $1 billion dollars of new investment directly into local communities.
Previously, Adam served as President and founder of Ranger Solar and Ranger Energy (part of the Ranger Group), which developed and sold over 1,400 MWs of utility scale solar projects in the New England and Mid-Atlantic energy markets. These projects are now owned by a leading energy company and represent some of the first long term contracted solar assets in their region that offer on-peak, cost-effective energy to local utilities while providing new economic development to businesses and customers. Prior to forming Ranger, Adam was a founding team member and Vice President of Pioneer Green Energy, which brought to construction and into operation over 1,000 MW of new wind and solar projects under across the U.S. Adam has also led wind development projects into commercial operation while at E.ON Climate and Renewables and Airtricity. Adam is a graduate of Northwestern University in Evanston, Illinois.
Paul Harris is co-founder and President of Ranger Power.
At Ranger, Paul is responsible for overall management and strategic direction, as well as overseeing project development, legal, finance, interconnection and business development.
Under his joint leadership with co-founder Adam, Ranger has pioneered the expansion of solar energy over the past decade, developing and constructing first of their kind utility scale projects in the Mid-Atlantic, New England, and Midwest. Ranger Power has permitted more than 2,600 MW and executed over 2,600 MW of utility-scale Power Purchase and Build-Own-Transfer agreements representing some of the largest volumes of solar development in the Midwest. As of 2023 over 1,000 MW of Ranger clean energy projects will be in commercial operation–representing over $1 billion dollars of new investment directly into local communities
Previously, Paul was the co-founder of Ranger Solar and Ranger Energy (part of the Group of companies). These companies are credited with developing a market leading utility scale solar projects on the east coast. Leading with Ranger’s community driven approach, Ranger Solar and Ranger Energy successfully permitted and contracted among the largest portfolios in the region. Prior to forming the Ranger Group, Paul managed a portfolio of wind and solar projects at Pioneer Green Energy. Paul is a graduate of the University of Colorado, Boulder.
Danielle Changala serves as Chief Operating Officer of Ranger Power. Danielle has over a decade of experience in the renewable energy industry and previously served as General Counsel of Ranger Power and Ranger Solar. She has worked extensively in renewable energy development, policy, energy regulation, and environmental law. Prior to joining the Ranger companies, she worked in private practice where she represented renewable energy developers and utilities on a variety of regulatory, permitting, real estate, and transactional issues. Danielle is a graduate of the University of California, San Diego and holds an M.A. in Environmental Law and Policy and a J.D. from Vermont Law School. Danielle is admitted to the California and Vermont bars and has published in the Energy Law Journal, the Electricity Journal, and Vermont Journal of Environmental Law. Danielle currently serves on the Board of the Michigan Energy Innovation Business Council.
CJ Walsh leads Ranger Power’s project development work. CJ directs the Ranger Project Portfolio from initial site selection and diligence through the construction process with a focus on stakeholder engagement, permitting process, and local economic benefits to the community. Prior to joining Ranger Power, CJ worked at Ranger Solar as a development manager, responsible for developing a portfolio of early-, mid- and late-stage projects in New England. These sites were some of the first community supported utility scale projects in the region that provided direct economic benefits to the public in the form of tax stabilization agreements, job creation, and new revenues to the town and county. CJ holds a Bachelor of Arts in Environmental Science from University of Colorado, Boulder.
Tucker Atkinson leads all stages of project development at Ranger Power. Specifically, working to select new project sites, engage community members, and to progress projects through site control, studies, and permitting. Tucker brings a diverse background of knowledge having previously worked in project management at Alliant Energy in Madison, Wisconsin, and having supported business development and project offtake at Ranger Power. Tucker holds a Bachelors in Business Administration, Management and Marketing Degree from Villanova University.
Alexandra supports the Business Development team’s power marketing efforts with strategic research and sourcing power purchase agreements for projects in Ranger Power’s active portfolio. Prior to joining Ranger, Alexandra worked at a youth development non-profit based in New York City for 10 years in three different roles, most recently as the Director of Development. As Director of Development, Alexandra was responsible for overseeing all fundraising activities, including marketing and communications, events, and foundational grants. Alexandra is a graduate of Middlebury College.
Oliver Chag supports project development activities across the Ranger Power portfolio. Within this role, his responsibilities focus on land acquisition and management, coordination of necessary environmental studies and permitting, as well as community engagement with local stakeholders. Prior to joining Ranger, Oliver focused on greenfielding efforts across the country for new wind and solar projects. Oliver’s experience crosses several sectors of the solar industry, including residential solar installation and operations. Oliver holds a Bachelor of Science degree in Business Administration from Ithaca College.
Michael Dantzler supports the development efforts of the Ranger Power team as the Senior Director of Transmission. He leads the team responsible for all engineering facets of interconnection, transmission, and grid renewable project integration. Michael’s focus is on developing the strategy for current and future development projects within Ranger’s portfolio, which builds off his 23 years of experience in transmission planning, system operations, business process development and optimization, and compliance management. Michael’s experience includes nearly 15 yeas of work with the Midcontinent Independent System Operator (MISO), where he performed expansion planning studies, and was instrumental in the development of MISO’s first Multi-Value Project (MVP) portfolio, justifying the addition of billions of dollars in transmission system upgrades. His leadership experience also includes a leading role in the development of corporate compliance and incident response teams at MISO.
As the Development Coordinator, Tenzin Dorjee manages corporate responsibilities and broadly assists the development team. Tenzin supports the management of projects across Ranger Power’s portfolio. Before joining Ranger Power, Tenzin served as an AmeriCorps member supervising youth organizations and helping build capacity in youth programs. Tenzin also worked for the UVM Spatial Analysis Laboratory as a GIS Technician, contributing to spatial assessments of environmental challenges. Tenzin is a graduate of Middlebury College with a BA in Geography.
Pete Endres leads project development on several projects in Ranger’s portfolio. With over 15 years in the industry, Pete is an experienced project developer in all aspects of renewable energy development from origination through commercial operation. Pete spent 7 years with juwi Wind in management and project development roles, working on wind energy projects across Midwestern states. Prior to joining Ranger full time, Pete spent 7 more years doing contract development work for various wind and solar clients. Pete has a BA in Geosciences from Williams College and a MA in Energy and Environmental Analysis from Boston University. He was raised on a commercial apple farm in Upstate New York that his family continues to operate.
Andrew Hamilton leads Ranger Power’s power marketing efforts, providing investor-owned, municipal and rural cooperative utilities, as well as corporate and industrial buyers, with solutions for their energy needs. Prior to joining Ranger, Andrew worked at SunPower as the origination lead for the West Region of the US and as a project developer; his teams were responsible for several hundred megawatts of operational projects in California and Nevada. Previously, Andrew worked for Sumitomo Corporation on their power plant acquisitions team, and for Goldman Sachs on its institutional sales and investment research desks. Andrew holds a Master of Business Administration from the Haas School at the University of California at Berkeley and a Bachelor of Arts from the University of Pennsylvania.
As a VP of Development, Sean manages project development in several key states across the Ranger Power portfolio. In this capacity, he is responsible for managing development teams working in all stages of project development. Sean has successfully led the development of multiple projects that are now in the construction and operating phases. Prior to joining Ranger, Sean worked for the United States Department of Agriculture (USDA) in its sustainable agriculture laboratory, where he supported the farm industry and implemented USDA community stakeholder engagement initiatives. He has also worked as an Environmental Scientist at an engineering firm, where his responsibilities included Phase I/II Environmental Site Assessments, site remediation, and stormwater management plans. Sean holds a Bachelor of Science in Environmental Science and Policy from the University of Maryland.
Tea Harris supports project development activities throughout the Ranger portfolio, specializing in site selection, land acquisition, permitting, and community outreach. Prior to joining Ranger, Tea managed community outreach efforts for a non-profit to bring awareness of different environmental issues throughout communities in the Midwest. Tea graduated from the University of Wisconsin Oshkosh with a BA in Environmental Studies and German and with a minor in Geology.
Elizabeth Henley serves as Senior Counsel at Ranger Power. Her practice has focused on environmental law, specifically local government management of public environmental resources. Prior to joining Ranger Power, Elizabeth worked for a law firm representing watershed districts, local governments, and conservation organizations. She is a graduate of the University of Minnesota Law School and is admitted to the Minnesota bar. Elizabeth holds a Master of Science in Water Resources Science from the University of Minnesota, and a Bachelor of Arts from Northwestern University.
Chieko Higaki serves as General Counsel at Ranger Power. Her legal career has been focused on renewable energy and the legal, regulatory, corporate, tax, and governmental issues that relate to renewable energy. Prior to joining Ranger Power, she was in-house counsel to the Renewable Energy & Environmental Finance group at Wells Fargo, one of the top five largest tax equity investors in the US renewable energy market. She advised the company on all aspects of its tax equity investment business including issues in the origination, management, litigation, regulatory and corporate sectors of renewable energy in utility-scale solar and wind. She also represented Wells Fargo in a working group of industry peers which developed and advocated for improvements to FERC regulatory requirements. Chieko is a graduate of Golden Gate University School of Law. She was featured in the School of Law Magazine for her social venture work on a California B-Corp, which was tackling the challenge of providing sustainable low-cost heat during natural disasters when power is unavailable. She is admitted to the California bar.
Zane Jones supports project development activities throughout the Ranger portfolio, specializing in site selection, land acquisition, permitting, and community outreach. Prior to joining Ranger, Zane worked with SLR Consulting in the Environment, Sustainability and Governance department and with Utopian Power, where he created solar opportunities for public schools throughout southern Illinois. Zane graduated from the University of Michigan with a BS in International Studies and with minors in Energy Science and Computer Science.
Rosanne Koneval manages Ranger Power’s solar project development. Her responsibilities include project origination, site evaluation, land lease contracts, permitting, management of consultants, and community outreach. Rosanne has successfully moved 350 MWs of utility scale solar projects through permitting. She has over ten years of experience in project management, operations, and collaboration with cross-functional teams. Prior to joining Ranger Power, she worked for NBC Universal where she managed strategic partnerships to maximize growth, customer development, and revenue. She played a key role in creating and successfully executing the off-platform distribution strategy for multiple brands. Rosanne is a graduate of The College of New Jersey.
Alex Kincaid supports project development activities throughout the Ranger portfolio, specializing in site selection, land acquisition, permitting, and community outreach. Prior to joining Ranger, Alex was a loan and grant officer for the U.S. government specializing in farm and small business emergency relief funding. Alex also has experience in investment advisory services, and he has worked for an Arkansas agricultural feed and fertilizer cooperative. Alex graduated from the University of Arkansas with a BSBA in finance with an emphasis in banking.
Hugh McKee supports greenfield and early-stage development activities at Ranger Power and specializes in all aspects of site selection, land acquisition, and community outreach. Prior to working at Ranger Power, Hugh worked as an environmental field technician, specializing in invasive plant species management across the Midwest region. Hugh holds a bachelor’s in environmental science from the University of Illinois Urbana-Champaign.
Sam O’Keefe manages a portfolio of renewable energy projects in multiple states. Sam has successfully moved utility scale solar projects through greenfield, early, mid, and late-stage development, including 250MW through state and local permitting. He currently serves on the board of the Iowa Solar Energy Trade Association. Sam is a published author in quaternary geology and prior to Ranger Power worked as a consultant on transmission siting and public lands permitting issues. Sam is a graduate of Middlebury College.
Caitlin Reivers heads Ranger Power’s financial functions which includes managing all accounting, financial reporting, budgeting, audit, treasury, company HR and payroll, and company financial systems. Prior to joining Ranger Power, she worked in public accounting for small and large businesses. There she performed a wide array of functions, including tax preparation, financial audits, and bookkeeping. She also had exposure to an array of industries, from non-profit corporations to real estate to environmental consultancies. She is a member of the New York State Society of CPAs and the American Institute of CPAs. Caitlin holds a Master of Science in Accountancy from Mercy College and a Bachelor of Science in Business Administration with a concentration in Finance from The State University of New York at Buffalo.
Olivia supports greenfield and early-stage development throughout the Ranger portfolio, focusing tasks in site selection, land acquisition, permitting, and community outreach. Olivia is a graduate of Loyola University Chicago with a B.S. in Environmental Science: Food Systems and Sustainable Agriculture and has diverse research experience in the energy policy and environment science field. Prior to joining Ranger, Olivia served in the U.S. Army Reserves as a Medic from 2017 to 2023.
Carter Scott is the Vice President of Markets and Policy. In her role, Carter supports the Business Development team on market opportunities, transmission planning, regulatory tracking, and policy planning. She has fifteen years of experience in renewable energy project development and related transmission assets across the United States. Her experience includes renewable energy markets and policy, navigating the transmission and interconnection processes and regulatory compliance. Carter has a Juris Doctor degree from Vermont Law School, where she specialized in energy and environmental law and was a research assistant with the Institute for Energy and the Environment.
Ron Slagel supports the development efforts of the Ranger Power team as Director of Transmission. He leads all engineering facets of interconnection, transmission, and grid renewable project integration throughout the development of Ranger’s portfolio. Ron focuses on optimizing project site selection which builds off his 15 years of experience in transmission and resource planning, operations, and market engineering throughout the United States. Ron’s experience also includes over a decade of work with the Midcontinent Independent System Operator (MISO) where he performed Interconnection studies, coordinated seams issues with PJM & SPP and was instrumental in transitioning MISO’s Interconnection Queue from sequential bi-lateral analysis to group deliverability (NRIS).
Colin Snow manages development activities of early, mid, and late-stage solar projects throughout the midwestern United States. His expertise include land owner engagement, permitting and community outreach. Colin joined Ranger after over a decade of experience in the field of social work. Before joining the team, Colin was the Director of Social Services for the Washington House Continuing Care Retirement Community. Colin has a BA from Vassar College and an MSW from the Silberman School of Social Work at Hunter College.
Emily Straka assists with the management of all early, mid, and late-stage project development. In this capacity, she is responsible for assisting in land acquisition, permitting, project management and community outreach. In addition, she works on business development initiatives, including seeking new engagement opportunities for Ranger Power’s project portfolio. Prior to joining the Ranger team, Emily volunteered with several nonprofits working to promote bipartisan climate solutions, and local clean energy efforts in Denver. Emily first joined Ranger as an intern. She holds a BS in Environmental Science from Metropolitan State University of Denver.
Courtland Talmage serves as Legal Operations Coordinator at Ranger Power. He assists the Legal department over the entire project development lifecycle and is responsible for leading real estate management at Ranger Power. Prior to joining the team, Courtland worked at a Boston-based nonprofit, planning and hosting legal-economic conferences in Washington, DC and in the European Union. Courtland holds a BA in Economics from Bowdoin College.
Sergio Trevino is Vice President of Permitting at Ranger Power. Sergio is responsible for planning and coordinating Ranger Power’s permitting to ensure each project is supported by local and community stakeholders while complying with all local, state, and federal guidelines. Sergio has extensive experience in developing and permitting complex energy projects from greenfield into operation. Prior to joining Ranger Power, Sergio was a Development Manager at Pioneer Green Energy, bringing over 1,200 MW of renewable energy projects into operation. Sergio has a JD and BA from the University of Texas at Austin.
Toby Valentino supports project development activities across the Ranger Power portfolio. Currently, Toby is focused on various aspects of development within Ranger’s mid and late-stage projects. Prior to joining Ranger Power, he worked at the Institute of Public Utilities at Michigan State University aiding research on State utility commissions and various utility policies across the country. Toby also spent time at the Michigan Energy Innovation Business Council, a Midwest renewable energy focused trade association, working to provide members with detailed analysis of MPSC active cases and workgroups. Toby is a graduate of the James Madison College at Michigan State University.
Drew Vielbig manages development of several utility scale solar projects throughout Ranger Power’s portfolio. He grew up farming his families’ fifth generation farm in Livingston County, Michigan. Drew came to Ranger Power via a utility scale solar project on his families’ farm and became interested in the benefits of renewable energy. His responsibilities include land acquisition, community and stakeholder outreach, and permitting. Drew holds a BBA in Marketing and Management from Grand Valley State University.
Hope supports the development of several utility-scale solar projects throughout Ranger Power’s portfolio, focusing on community outreach, land management, and permitting. Hope is a recent graduate from Texas A&M University with a M.S. in Energy. She obtained her B.S. from Louisiana State University in Ecology and Natural Resource Management. Prior to joining Ranger, Hope worked in the veterinary field.
