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Our Leadership Team

Our company attracts the “best of the best” in the sustainable energy industry, including deep industry expertise from many who pioneered the solar industry. Our people are innovators who embrace challenge, all connected with a shared passion for partnering with our customers to deliver sustainable energy solutions.

David Kaltsas, President and Chief Operating Officer

As President and Chief Operating Officer of SunWize Technologies, Mr. Kaltsas leads the company’s strategy and business operations.  Since joining SunWize in 2008, Mr. Kaltsas has driven efforts to generate over $900M in sales of solar systems, energy, and equipment.  In 2014, Mr. Kaltsas successfully implemented a significant restructuring of the company including the sale of SunWize’s distribution business, the spinoff of the off-grid business, SunWize Power & Battery, and the launch of SunWize’s solar Power Purchase Agreements (PPAs) to the mid-market commercial segment.  Previously, Mr. Kaltsas served as Chief Commercial Officer and Chief Strategy Officer for SunWize.  He has over 14 years of experience in leading the solar industry across a broad spectrum of the downstream market including the construction of solar electric systems for residential and commercial, innovative financing, marketing, global product sourcing, and M&A.  Prior to joining SunWize, Mr. Kaltsas held various senior management positions at a number of Mitsui & Co. (USA), Inc. group companies including President of Mitsui USA’s Solar Initiative and Vice President of Mitsui Comtek Corp. Mr. Kaltsas holds a BA in Global Change and Transformational Leadership from the University of St. Thomas in St. Paul, MN.

Kevin Cunningham, Chief Financial Officer

As Chief Financial Officer, Mr. Cunningham is responsible for controllership, accounting, treasury, and all financial functions at SunWize.  Prior to joining SunWize, he was Chief Financial Officer at SunEdison for three years from its time as an equity-backed startup through its acquisition.  Mr. Cunningham has 17 years of experience at General Electric Company.  During his tenure, his division of General Electric met its profit targets for 14 consecutive quarters.  Mr. Cunningham holds a BS in Finance from the University of Illinois.  He is also a graduate of General Electric’s Financial Management Program and INSEAD’s International Executive Program (IEP).  His professional affiliations include membership in Financial Executives International and the Solar Energy Industry Association Finance Council.

Paul Garvison, Senior Vice President, Projects, Sustainable Energy Group

As Senior Vice President, Projects, Mr. Garvison manages the project P&L for the Sustainable Energy Group turnkey construction projects.  His career in PV spans over 28 years and has focused on the development of modules, systems and solutions to meet changing customer requirements.  Mr. Garvison was formerly the Director of Business Development for BP Solar North America, where he was responsible for the creation and launch of new offers to homeowners.  Mr. Garvison joined BP Solar in 1997 and served as Senior Development Manager, Programs Director and Product Development Director during his tenure with the company.  Mr. Garvison holds several solar patents as well as a BS in Physics from the Massachusetts Institute of Technology.

Amy Hartzer, Vice President, Corporate Marketing

As Vice President of Corporate Marketing, Ms. Hartzer oversees all aspects of the corporate marketing strategy and corporate communications for SunWize.  Prior to joining SunWize, she managed P&L for a variety of brands and product portfolios in both the BTC and BTB sector.  Her previous positions included Head of Marketing for the Lawn & Garden division of Syngenta, Vice President of Marketing of the Crouse-Hinds division of Cooper Industries, Director of Customer Retention for OnStar, and Director of Marketing for AT&T. Additionally, she has worked for smaller, start-up organizations.  Ms. Hartzer co-authored two publications:  “Business Success Through Innovation” and “201 Thoughts to Ignite Innovation” as well as a number of articles that have been featured in Forbes, Industry Week, and Boston Globe.  She has a BS in Marketing from Indiana University and an MBA from Michigan State University.