Bob-O Schultze is a licensed electrician in both California and Oregon. He has been working in the solar industry for more than 20 years, and is the owner of Find Out More >
Brad Burkhartzmeyer is an experienced solar system designer, installer and Solar Energy International alumnus. He founded Sun's Eye Power Company Find Out More >
Before joining SEI, Brian Mehalic worked as the lead installer and project manager for EV Solar Products in Chino Valley, Arizona. He is a NABCEP Certified Solar PV Installer with experience Find Out More >
Carol Weis is the PV Program Coordinator at SEI. She writes and updates the PV and Advanced PV curriculum and instructs in both the hands-on and online workshops. Carol also organizes SEI renewable Find Out More >
Chris Greacean works on renewable energy policy and hands-on implementation with a focus on South East Asia. He has worked on renewable energy in Nepal, India, Burma, Cambodia, China, Vietnam, North Find Out More >
Chuck Marken is a New Mexico licensed plumber, electrician and heating and air conditioning contractor. He has been installing and servicing solar thermal systems since 1979. Hundreds of hands on Find Out More >
Dave Clark is a licensed general contractor specializing in straw bale construction. He built the first permitted straw bale house in Moab, Utah, in 1994. He has taken workshops from Bill and Athena Find Out More >
David Del Vecchio has been installing renewable energy systems since 1998. Currently he operates a consulting and design/install business. David is a NABCEP Certified Solar PV installer and also Find Out More >
Doni Kiffmeyer and his partner Kaki Hunter have been involved in the construction industry for the last 20 years, specializing in affordable, low-tech, low impact building methods that are as natural Find Out More >
E. H. Roy started learning about solar energy technologies in the early 1990s and left a career as a petroleum geologist in 1995 to join the PV industry. He is an SEI alum and has designed and Find Out More >
Ian Woofenden is SEI's Northwest coordinator. He has coordinated and co-taught SEI's PV, Wind, Micro-hydro, and Homebuilt Wind Generators workshops in the San Juan Islands in Washington State and Find Out More >
Jay Pozner started his career as a mountain guide, and educator. Working in the mountain, desert, and river environs sparked his interest in remote, independent living. Shoulder seasons were spent Find Out More >
Jeff Tobe is the PV project coordinator and an ISPQ Certified PV Instructor at SEI. A NABCEP Certified Solar PV Installer, Jeff has designed and led system installations in a variety of renewable Find Out More >
Joe Villacci started his renewable energy career with Solar Energy International. He has built numerous commercial and residential solar electric systems. Joe has worked as a lead installer, Find Out More >
Johnny Weiss is Cofounder and Executive Director of Solar Energy International. Johnny is a solar educator, consultant, certified Industrial Trainer and solar building professional. He has over Find Out More >
Justine has been with Solar Energy International since May 1998. Before coming to SEI Justine obtained her Bachelors degree in Physics from the Find Out More >
Kaki Hunter and her partner Doni Kiffmeyer have been involved in the construction industry for the last 20 years, specializing in affordable, low-tech, low impact building methods that are as natural Find Out More >
"Solar Kelly" Larson operates an alternative energy design, installation and repair service in Northern Mendocino County. She received her electrical engineering degree from Find Out More >
Ken Gardner is a licensed Professional Civil Engineer, Professional Land Surveyor, Licensed Electrician, Licensed Solar Contractor and NABCEP Certified. His company, Find Out More >
Koralie is a project manager/ forewoman for a solar installation company in Berkeley, California. She has an M.S. in civil and environmental engineering from Find Out More >
Kris Sutton has many years of experience working with grid tied, battery UPS systems, and off grid renewable energy systems. He also has experience with single and three phase, high and low voltage Find Out More >
Kyle Bolger has been serving society an assortment of remedies from breve's to bandages for most of his life. He now enjoys teaching and working with Renewables as a remedy for our current energy Find Out More >
Larry is the founder of Sun Mountain Solar Company, a custom building company in the Hudson Valley specilizing in building passive solar, energy efficient houses both on and off the grid, utilizing Find Out More >
Laura began her journey into the natural building field as the owner builder of Colorado's Roaring Fork Valley's first straw bale home in 1995. It ignited a passion that has led her to work, play and Find Out More >
Laura Walters has a degree in Environmental Science and a focus on renewable energy and climate change. At SEI, she coordinates curriculum development for in-person PV workshops, works with the PV Find Out More >
Lena was inspired to take leave from her high school teaching career to explore the world of renewable energy. She has built her experience from SEI, taking classes, helping construct their PV Lab Find Out More >
Matthew is a workshop coordinator and instructor for SEI’s Sustainable Building Program. Since 1999 Matthew has built 5 straw bale homes and has shared techniques such as cob, straw bale, adobe, Find Out More >
Mick Sagrillo established Lake Michigan Wind and Sun in 1981, a company which specializes in manufacturing wind generator parts and remanufacturing wind systems. Mick has been involved with over 700 Find Out More >
Mike Brown studied engineering briefly at the University of Wyoming and in 1975, opened his own auto repair shop and gas station. During the gas crisis of 1979, a customer asked him to build an Find Out More >
Originally from Eugene, Ore., Paul Mync took several classes. His passion led him to the Bay Area where he worked as an installer for PV, DHW and solar assisted radiant floor heating. He left the Find Out More >
Peter is the Technical Sales Coordinator for Oventrop Corporation. He has been active in solar hot water heating for over 25 years. Mr. Biondo carries a mechanical contractors license for Solar and Find Out More >
Phil Friedman has worked in photovoltaics and renewable energy education since 2003. He holds a master's degree in adult education and training from Find Out More >
Rachel is a biofuels instructor at the Central Carolina Community College in Pittsboro, NC. She is also the co-Founder of Piedmont Biofuels, and has travelled the long road from homebrewer, to Find Out More >
Rachel has been with Solar Energy International since January 2002. Before coming to SEI Rachel earned a Bachelor's degree in Environmental Studies at Utah State University. In the summer of 2001 she Find Out More >
Ryan Mayfield graduated from Humboldt State University in 1998 with a degree in Environmental Engineering and now calls Corvallis, Oregon home. He has been working in the RE field since 1999 Find Out More >
Shari co-runs Electro-Automotive in Felton, California with her husband Mike Brown. She is also a Home Power magazine Transportation Editor. Her niche is taking technical information and turning it Find Out More >
Soozie believes that you should smash your tv and get outside more. When she's not outside teaching people how to sea kayak or mountaineer, she is skiing or biking or trying to live simply. When Find Out More >
Susy Ellison is a science teacher at Yampah Mountain High School in Glenwood Springs, CO. In her 10 years there, she has developed programming in sustainable building and energy education. Students Find Out More >
SEI is deeply saddened by the loss of Walt Ratterman, who perished in the Jan. 12, 2010 earthquake in Port-au-Prince, Haiti. Walt was an instructor, alumnus, supporter and friend of SEI. He was Find Out More >
Zeke Yewdall grew up with off-grid PV in eastern Washington, and two engineering degrees later, decided to make a career of solar starting in 2002. He has designed and built grid-tied PV systems Find Out More >
NABCEP Certified Solar PV Installer
“The experience from this course, for me is mind-blowing! In fact, with every lesson taken, l was getting excited and more interested in this venture, which invariably reinforced my desire to go ahead with the next Advance PV course, and to eventually cap it up with the hands-on dealership training, later in the year as planned.”
-2010 PV101 participant