Meet Our Team


Frank Grotkiewicz

Frank has 30 years in the electrical industry and is a master electrician. As the owner of Preferred his customers and employees are his top priority. He continues to show excellence in completing jobs within budget and in a timely manner. Specializing in healthcare, he has worked in all local healthcare organizations. Frank enjoys playing various sports, and spending time with family and friends.


Eric Ehlers

Eric has been a leader in the electrical industry for decades. As the previous owner of Preferred, customers appreciate his talent and expertise. He is registered with the state as an electrical designer and a master electrician. Industrial design is Eric’s specialty. In his free time, you will find him spending time with his family and friends. He also enjoys sailing, archery, and competing in triathlons.


Pete Heinrich

Pete Heinrich’s journey as an electrical professional started 31 years ago as an apprentice electrician. He worked his way up to journeyman, foreman and to project manager. Pete is a state licensed master electrician. He has had the opportunity to work in every aspect of electrical construction, service, and communications. From installation of an outlet to a complete building electrical infrastructure. In his free time, Pete enjoys spending time with his family and building custom trucks.


Bob Loehr

Bob started his career by completing an Electro Mechanical Degree in 1990, soon after he joined the IBEW in 1994. Bob has always had a customer first mentality. He has worked in many rolls in the industry from journeyman electrician, site foremen, general foreman, and project manager. Bob started with Preferred Electrical in 2020 to enhance the building automation division. His expertise is in complex BAS systems and design. In his spare time, he enjoys quality time with friends and family, boating, and riding his motorcycle.


Brian Klem

Having 26 years in the trade, Brian ensures the customer’s interests are protected and is a positive motivator ensuring the work hard culture is strong. Brian started as an apprentice and has worked his way to hold a Master Electrician license. Having a prominent background in our industry, he uses his experience to provide our customers with the most efficient solution to their projects. In his spare time, he enjoys working on his golf game, travel, and time with family.