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Plug Smart's experienced management team brings a customer focus to every aspect of our business



The Plug Smart Management Team


Mr. Richard D. Housh, CEO and Chairman of the Board

Mr. Housh is Plug Smart’s CEO and Chairman of the Board. Mr. Housh has successfully started, managed and sold numerous businesses over the past 35 years. These businesses were engaged in energy services, environmental management, security software, and monitoring and control technology and services. In developing these enterprises, Mr. Housh utilized a potent combination of entrepreneurism, traditional management discipline and high impact national alliances and sales programs to achieve extraordinary results.

In 2001, Mr. Housh sold Control Solutions, a company he founded and grew into a national $75 million in revenues business, to TAC/Schneider Electric, an $18 billion French company. Prior to selling Control Solutions to TAC/Schneider, in 1998 Mr. Housh sold fifty percent of the same business to DQE, Inc., a NYSE-listed energy utility. Between 1998 and 2001, Mr. Housh led, through the vehicle of Control Solutions, important elements of DQE’s national expansion in energy management and services. In 2001, Mr. Housh and his management team repurchased the fifty percent interest owned by DQE, thereafter further expanding and strengthening the business, culminating in the sale of Control Solutions to TAC/Schneider in 2001.

Mr. Housh has been a member of the Association of Energy Engineers and a Certified Energy Manager since the mid 80’s and has led energy auditing teams in over 500 commercial/industrial/institutional facilities. He also serves on numerous business and non-profit boards, including the Conservancy of Southwest Florida, the Southwest Florida Land Preservation Trust and the Rails to Trails Conservancy. After attending the United States Naval Academy, Mr. Housh completed his B.S. in Education from the Miami University in Oxford, OH.

Mr. David B. Zehala, President

Mr. Zehala is Plug Smart’s President and brings more than 22 years of general management, marketing, sales and operations experience to this role. Most recently, Mr. Zehala managed a business portfolio of early stage startup companies that provided business consulting services for entrepreneurs and business professionals.

Prior to 2004, Mr. Zehala served as Vice President of Sales and Marketing for Allegro Development, an energy management and technology company that helps corporations manage the production, purchase, transport, sale and consumption of natural gas, electric power, crude oil, natural gas liquids, refined products and coal. In this role, Mr. Zehala was responsible for leading the company’s worldwide sales and marketing efforts including new business development, customer relationship management, marketing communications, and business alliances.

Prior to 1999, Mr. Zehala served as a Manager with the Deloitte & Touche Consulting Group, one of the nation’s leading consulting firms for business strategy, operations, technology and process improvement. In this role, Mr. Zehala was responsible for helping electric utility companies and other clients implement mission-critical software applications allowing them to increase their operational efficiencies, improve their relationships with customers, and leverage information across the client’s supply chain.

Prior to 1996, Mr. Zehala served as a Director of Strategic Accounts, for Schlumberger Technologies, a leading manufacturer of automatic test equipment (ATE) for the global semiconductor industry specializing in analog, digital, memory, mixed-signal and wireless semiconductor devices. In this role, Mr. Zehala was responsible for leading the worldwide sales and marketing efforts associated with Schlumberger’s most strategic accounts.

Mr. Zehala is a Certified Energy Manager and earned a Bachelor of Science Degree in Electrical Engineering from The Ohio State University, and a Masters of Business Administration from the University of Texas at Austin.

Mr. Dan Papay P.E., COO


Mr. Papay is a Professional Engineer with BSME, MSME, MBA (finance concentration) and over 28 years of solid, wide-ranging experience in design engineering, construction, contract negotiation and administration, facilities, financial, and personnel management.  He has strong project management skills plus a proven ability to take projects from conception to completion on time and within budget.
Before working at Plug Smart, Mr. Papay was the Associate Vice President for Facilities Management and Services at Wright State University. His responsibilities in that role included overseeing four functional areas: Planning & Architecture, Engineering & Construction, the Physical Plant, Environmental Health and Safety, and approximately 180 employees.

Also in that role, Mr. Papay maintained a six-year capital plan with projects in the various stages of planning, design, and construction typically totaling $50 - $100 million and had an annual Maintenance budget of over $15M.

Notable projects completed include the new construction of a $37M Neuroscience Lab, new construction of $17M Classroom building and two Energy Performance Contracts totaling $36M. Earlier in his career, Mr. Papay worked as a design engineer in Columbus, OH and Indianapolis, IN.

Mr. Papay’s professional affiliations include American Society of Mechanical Engineers
(over 30-year member), ASHRAE member, registered Professional Engineer in multiple
states (Ohio, Florida, Indiana and Michigan), and LEED Accredited Professional since 2004.