Our Team

As the CEO and co-founder of OneRoof Energy, David Field brings more than 20 years of experience leading successful executive teams, start ups and early stage companies within the energy sector. Before joining the company, he led the reorganization and turnaround of Applied Solar, LLC as its president and CEO. During this time, he transformed the company from a manufacturer of Building Integrated Photovoltaic (BIPV) products into a developer and licensor of BIPV product IP, and he partnered with some of the largest corporate names in both solar and building products. Prior to his tenure at Applied Solar, David served as a senior executive at Clark Security Products, the largest independent vertically integrated security distribution company in North America. In 2001, he founded and was CEO of Clarus Energy Partners, a leading developer, owner and operator of distributed generation projects, which was acquired by Hunt Power in 2004. David also co-founded Omaha-based Kiewit Fuels, a renewable energy company specializing in the development of biofuels production. In addition to a career in sustainable energy development, David also has an extensive background in water technology and infrastructure development with companies such as Bechtel, Peter Kiewit, and Poseidon Resources, as well as in corporate finance with Citicorp. David holds a MBA from the Thunderbird School of International Management.

Dan Halvorson is the Executive Vice President and Chief Financial Officer of OneRoof Energy where he is responsible for finance, accounting and investor relations, as well as maintaining business relationships with institutional investors and the investment banking community worldwide. Dan brings more than 20 years of senior corporate and financial leadership experience to OneRoof Energy from several leading San Diego companies including DivX (NASDAQ: DIVX), Novatel Wireless (NASDAQ:NVTL), Alliance Pharmaceutical and Dura Pharmaceuticals. At DivX, Dan had responsibility for risk management, global strategic planning and modeling, forecasting and cash flow analysis, SEC reporting and key oversight of DivX’s disclosure committee. He also served as the principal interface with investment banks, auditors and the Audit Committee for the DivX Board of Directors. Prior to DivX, Dan was with Novatel Wireless from 2000 to 2007, most recently as its Chief Financial Officer. Dan spent eight years with “Big 4” accounting firms Deloitte & Touche LLC and PriceWaterhouseCoopers LLP. Dan is a certified public accountant (inactive) and holds a Bachelor of Science degree in business administration and accounting from San Diego State University.

Brian Alexson brings 23 years of leadership experience in solar, consumer services and sustainable waste management to OneRoof Energy. As Chief Operating Officer, Brian is responsible for the day-to-day operations of the organization which includes the integration of sales and operations to drive OneRoof Energy’s Solar 2.0 strategic initiative. Before joining OneRoof Energy, Brian served as the Chief Executive Officer for CS Operating LLC, where he advanced strategy, execution, and organizational structure for the consumer services division. Prior to his time at C.S. Operating, Brian led Verengo Solar Plus, Inc. as the Senior Vice President of Sales, Marketing & Call Center Operations. While at Verengo, Brian developed the call center operations, and was instrumental in the turnaround of the underwriting department. Prior to Verengo, Alexson spent 18 years with ServiceMaster, a $5B consumer services company with over 12 million customers, where he held a variety of leadership roles including Division President for its TruGreen companies and COO of Terminix, ServiceMaster’s two largest business units. Brian is a certified Six Sigma Black Belt signaling a proficiency in designing and implementing detailed process improvements. Brian received his Bachelor’s Degree in Management from Framingham State College.

Dale Vander Woude brings more than two decades of financial management experience to OneRoof Energy. As executive vice president of corporate markets, Dale oversees corporate finance, mergers and acquisitions, working to secure corporate and project financing to meet OneRoof Energy’s growth and revenue objectives. Dale also leads market and credit enterprise risk management initiatives and develops consumer credit policies and procedures to maximize market opportunities. Prior to joining OneRoof Energy, Dale led capital markets origination for Citigroup Global Markets, a U.S.-based brokerage and securities arm of banking company Citigroup, where he directed a wide range of investments. He also served as the senior transactor for multiple renewable energy investments, including a residential solar fund and wind farm development company. Dale graduated from Central College with a bachelor’s degree in economics and business management and also received an MBA from Loyola Marymount University.

As Senior Vice President of Operations at OneRoof Energy, Val leads Operations, Product Development & Utilization, Logistics, Customer Care, Technologies and Corporate Services. She brings more than 30 years of premium brand customer service, operations and management experience. Most recently, she served as vice president and general manager at Express Scripts, Inc. where she led the Nation-wide Specialty Pharmacy Team of nearly 5,000 employees who delivered on innovative customer service strategies, spearheaded new company programs and streamlined key service processes. Prior to her time at Express Scripts, Inc., Val managed multiple business functions at American Express, including merchant and fraud services, customer call centers, and other corporate and travel operations. Val graduated from Arizona State University with a B.S. in Marketing and also holds a MBA from the University of Phoenix.

Dalton Sprinkle brings more than 14 years of executive Wall Street and regional law practice in corporate settings. Dalton’s experience lays in start-up and renewable energy transactions with a history of success in securities, mergers and acquisitions. Prior to joining OneRoof Energy, he served as executive vice president, chief legal officer for Carbon Motors Corporation for three years where he oversaw all legal operations and took part in developing the world’s first purpose-built law enforcement patrol vehicle. In 2009 Dalton served as senior vice president of business development and general counsel at Applied Solar, Inc. where he administered several complex financing structures and transactions and co-developed a patent-pending project financing structure for residential solar installations. Dalton has produced several publications and patents in relation to public and corporate tax laws. He holds a bachelor of arts degree in political science from the University of Southern California and a juris doctorate from Georgetown University Law Center.

Alan Whiting comes to OneRoof Energy with a long track record of renewable energy and financial management experience. Prior to co-founding the company, he served as senior vice president for Applied Solar LLC, where he was responsible for developing its residential solar financing program. In 2001, Alan served as vice president of finance with Clarus Energy Partners, a leading developer, owner and operator of distributed generation projects in California, which was acquired by Hunt Power in 2004. Prior to Clarus Energy, he co-founded and served as chief financial officer of Omaha-based Kiewit Fuels, a biofuels technology and development company. Alan also served in various commercial banking and real estate finance positions as corporate vice president with Citicorp. Alan has a bachelor’s degree in business administration with an emphasis in finance from the University of Wisconsin.

Kirk Mulligan brings more than 15 years of experience developing strategy, leading, and growing companies within the solar industry. He comes to OneRoof Energy with a deep understanding of the industry and its complexities. Prior to joining OneRoof, Kirk was a co-founder and CEO of Clean Power System, one of Southern California’s largest solar integration companies. From 2002 through 2008, he managed the company’s sales, marketing, and operational efforts. Additionally, Kirk developed strategic alliances with a number of top manufacturers, solar financing companies and developers, as well as
developing the company’s differentiating strategy of a holistic energy approach to consumer energy needs. During his tenure, the company won numerous awards for business growth and installation quality. Prior to Clean Power Systems, Kirk Mulligan was a regional sales manager for a large global solar products distributor where he developed a solar strategy for the U.S. grid. Kirk’s experience spans several business disciplines including installation, sales, marketing, financing and business development. Kirk Mulligan received a bachelor of science in integrated science and technology from James Madison University.