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The SunShare Team

Our Team

Our Executive Team

David Amster-Olszewski

CEO & Founder

Bio

David Amster-Olszewski founded SunShare in 2011, and serving as chief executive officer, has grown it into one of the leading community solar companies in the nation. David’s foundational SunShare project with Colorado Springs Utilities was the first competitive community solar program in the nation. In true startup fashion, David executed that project out of his apartment with only the help of interns. Since then, SunShare has relocated to Denver, developed more than 150 MWs of community solar projects, and served more than 16,000 residential, commercial/municipal, and low-income subscribers.

David was featured in Forbes Magazine’s “30 Under 30” in 2016, recognized as a national leader in the alternative energy market.

Prior to founding SunShare, David worked with PowerLight Corporation in Geneva, Switzerland in 2006, and then in California in 2007, completing an executive management training program at SunPower in California until 2010. He has a degree in International Political Economics from Colorado College.

Jason Fromberg

CFO

Bio

As CFO, Jason is responsible for all of SunShare’s financial operations, including structured and corporate finance. He is a seasoned executive, investor, and developer in the energy and infrastructure sectors and has cultivated deep relationships throughout the capital markets.

Prior to joining SunShare, Jason held senior positions with leading developers and financial advisors, where he structured complex financings and advanced numerous early-stage projects into operation.

Jason holds a BA in mathematics and economics from Cornell University, and an MBA from New York University.

Adam Davenport

General Counsel

Bio

As General Counsel, Adam oversees all legal matters for SunShare. Adam brings extensive experience in land, water, and energy law, including real estate acquisition, finance, and development, as well as general corporate matters and litigation.

Prior to joining SunShare Adam represented clients in Wyoming, Colorado, and Pennsylvania both as in-house counsel and outside counsel. Adam has argued cases before the Colorado Court of Appeals and Supreme Court. Adam received a BBA in Marketing from Colorado Mesa University, a JD from the University of Wyoming College of Law, and is currently admitted to the Colorado and Wyoming bar. In his free time, Adam enjoys hiking, biking, rafting, snowboarding, and camping with his family.

Corrina Kumpe

COO

Bio

Corrina is SunShare’s Chief Operating Officer, and leads all day-to-day operations and strategic growth initiatives for SunShare.

She is an experienced legal professional, whose work has focused primarily on mergers and acquisitions, private placement of securities, and general corporate work. During her career, she has worked with Fortune 100 companies on complex transactions, including structured finance, asset-backed securitization, and acquisitions and divestitures.

Prior to her legal career, Corrina worked at the Pentagon, with legislators, and in consumer affairs with the Attorney General’s office. Corrina has a BA in Political Science from Gonzaga University, and a JD from the University of Denver College of Law.

Melina Fleming

CMO

Bio

Melina leads sales, marketing, customer experience, and operations for SunShare, as well as exploration of new strategic initiatives.

Managing the customer lifecycle from acquisition through retention, Melina has overseen SunShare’s enrollment of more than 16,000 residential and commercial subscribers, including customer management and back-office operations. She is thrilled to have been part of SunShare’s achievement of 100 MWs of development, including the nation’s first-ever 100% residential community solar garden in Minnesota and Colorado’s largest community solar garden.

Melina has more than 20 years of marketing and customer operations experience, previously in the telecom industry. Melina has a degree in Russian Literature and Culture from the College of William & Mary in Williamsburg, Virginia.

Our Leadership Team

Hilary Arthur

Director Customer Operations

Bio

As Customer Operations Director, Hilary oversees the sales and customer experience for SunShare’s community solar subscribers and partners, focusing on strategy and operational excellence. Hilary has over a decade of experience in client relations and business development, and made the switch into solar in 2021 from a career in the outdoor recreation industry to align her passion for sustainability with her work. She still enjoys spending her free time outside with many of the activities Colorado has to offer, in addition to crafting, traveling, and riding motorcycles.

Celia McIntosh

Director of Finance

Bio

Celia serves as the Director of Finance at SunShare where she oversees project and corporate financing efforts, steering the company towards continued growth and success.

With a profound understanding of renewable energy finance, Celia plays a pivotal role in shaping and executing SunShare’s financial strategies. Boasting over ten years of dedicated experience in financing solar and biogas projects, she has a proven track record of completing a variety of transactions on behalf of developers. Prior to SunShare, Celia held leadership positions at Greenwood Sustainable Infrastructure (formerly Greenwood Energy) and GoldenSet Capital Partners.

Celia holds a Bachelor of Arts in Finance and a Specialization in International Business from Michigan State University. She is also a CFA Charterholder.

During her free time, Celia enjoys spending time with her family, surfing and cooking.

Ben Ransom

VP of Development

Bio

As Development Director, Ben manages overall development in select community solar markets throughout the US. Ben has logged over 15 years of involvement in the renewable energy industry with various roles ranging from installing over one hundred meteorological towers for wind farms, to community solar subscription sales and ultimately development of community scale solar projects.

Local distributed generation is Ben’s passion with a keen eye to unique opportunities including landfill development. Ben is based in Minnesota and holds a BA in Business Administration with a concentration in Entrepreneurship from the University of St. Thomas.

Salina J. Derichsweiler

Director Development

Bio

Salina Derichsweiler is Director of Development for New Mexico, both within and outside of Tribal Nations and Pueblos. She is an Iñupiaq woman and first-generation college student who earned her bachelor’s degree in Chemical Engineering from the Colorado School of Mines, followed by an MBA in Finance from Pepperdine University. Salina is an accomplished energy professional with 25 years of experience in development, operations, and community engagement. Salina is an accomplished entrepreneur and as the founder and former CEO of Transitional Energy, Salina successfully led her team to develop innovative solutions to convert heat waste from the oilfield into clean power for the grid.

In addition to her work in the energy industry, Derichsweiler is also committed to lifelong learning and passionate about building more resilient and equitable communities. She serves on the board of directors for Colorado Young Leaders, an organization committed to helping youth find new ways to lead from a place of purpose, passion and service in their communities. Salina also supports her community as a Court Appointed Special Advocate for foster children in Denver County, and as a volunteer with A Little Help providing older adult neighbors with care and community so that they can thrive at home.

Chris Markwell

Director of Asset Management

Bio

As Director of Asset Management, Chris maximizes performance of SunShare’s portfolio of operating community solar projects. Chris brings his passion for renewable energy to SunShare with over a decade of solar experience. He is also a Navy veteran with an additional decage of engineering experience. When not working, he enjoys spending time with his family riding ATVs and motorcycles.

Adam Gutenplan

Controller

Bio

As the Controller at Sunshare, Adam Gutenplan brings over twenty years of experience in progressive accounting roles. Adam has expertise in building and managing corporate accounting teams, including implementation of GAAP-Compliant accounting systems, processes and internal controls. He has a history of establishing the highest standards and best practices while meeting and exceeding company objectives.

Prior to joining SunShare, Adam successfully brought a company public on the OTCQB public market place. In his free time, Adam enjoys hiking, rafting and skiing in the mountains with his family.

Emma Azadan

Director Development

Bio

As Development Director, Emma manages the overall development in select community solar markets and brings over 15 years of experience in solar development. She has developed and overseen construction of 83 MW of solar PV across 16 different projects.

Emma brings experience developing on landfills, EPA Superfund sites, and the nations largest low-income community solar project.

Board of Directors

David Amster-Olszewski

CEO & Founder

Bio

David Amster-Olszewski founded SunShare in 2011, and serving as chief executive officer, has grown it into one of the leading community solar companies in the nation. David’s foundational SunShare project with Colorado Springs Utilities was the first competitive community solar program in the nation. In true startup fashion, David executed that project out of his apartment with only the help of interns. Since then, SunShare has relocated to Denver, developed more than 100 MWs of community solar projects, and served more than 13,000 residential, commercial/municipal, and low-income subscribers.. David was featured in Forbes Magazine’s “30 Under 30” in 2016, recognized as a national leader in the alternative energy market. Prior to founding SunShare, David worked with PowerLight Corporation in Geneva, Switzerland in 2006, and then in California in 2007, completing an executive management training program at SunPower in California until 2010. He has a degree in International Political Economics from Colorado College.

Corrina Kumpe

COO

Bio

Corrina is SunShare’s Chief Operating Officer, and leads all development, legal, and legislative affairs for SunShare. She is an experienced legal professional, whose work has focused primarily on mergers and acquisitions, private placement of securities, and general corporate work. During her career, she has worked with Fortune 100 companies on complex transactions, including structured finance, asset-backed securitization, and acquisitions and divestitures. Prior to her legal career, Corrina worked at the Pentagon, with legislators, and in consumer affairs with the Attorney General’s office. Corrina has a BA in Political Science from Gonzaga University, and a JD from the University of Denver College of Law.

Bob Kelly

Partner

Bio

Bob Kelly is a professional with extensive experience in the power and renewables sector. Bob served as Chief Financial Officer of SolarCity Corporation, a distributed solar energy company, from October 2011 to August 2014. Prior to joining SolarCity, Bob served as Chief Financial Officer of Calera Corporation, a clean technology company, from August 2009 to October 2011, and as an independent consultant providing financial advice to retail energy providers and power developers from January 2006 to August 2009.

What We’re About

We’re Friendly!

No, really. It’s one of our company values! We strive to be our friendliest selves to our teams, customers, and community. We also embrace and actively nurture diversity.

Great Location

We spend a lot of time together so it’s important to have a nice environment. Our Denver offices are professionally designed and are right in the heart of the city. We also offer virtual-office flexibility as needed.

We Love Animals

We care about the Earth and all creatures in it, but we ESPECIALLY like dogs! Our dogs are welcome in the office as part of the SunShare team and report to our CKO (Chief K-9 Officer).

We’re Fun

Balance and camaraderie with colleagues is important. We are hard-working and results-driven professionals, but we like to celebrate our wins, cut-loose together, and have a laugh.

Want to join us?

Get In Touch

We’re excited to hear from you!

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