About Us

Sound Propeller Systems, LLC opened its doors in April of 2007, and is an affiliate company to Sound Propeller Services established in 1992. Sound Propeller Systems, LLC was developed to expand and compliment Sound Propeller Services by providing the ability to produce specialized technical services in the repair of marine propulsion systems. Those systems include controllable pitch propellers, bow thrusters, electronic and pneumatic control systems, and stern tube sealing systems.

We here at Sound Propeller Systems take pride in having a well-rounded staff that understands the needs of the marine industry. In a facility with over 15,000 square feet of floor space and 3 overhead cranes that have up to 20 tons of lifting capacity, and a combined total in excess of a 100 years of experience in design, installation and testing of marine propulsion systems. Our technicians are proficient in servicing fixed and controllable-pitched propeller systems, shafting, bow thrusters and stern tube seals. We have established positive working relationships with suppliers and technical contacts within the industry that helps our business to produce very efficiently, which limits customers’ down time. We have the knowledge, experience, and tools to complete any of your service needs 24 hours a day 7 days a week! Please feel free to browse though our site, and contact us with any questions you may have!

Our ownership team:

Bios

Mike Wiegand
Mike Wiegand combines practical “hands on” engineering experience of 35 years with technical training as a mechanical engineering graduate from the University of Washington in 1985. He has spent most of the last 23 years involved in commercial marine and pleasure vessel machinery design, repair, failure review and application. Projects have also included mechanical components used in heavy equipment and architectural applications. His experience, training as well as extensive involvement in manufacturing processes combines to add to the practical design philosophy seen in SPS machinery, with an emphasis on improved functionality and minimized down time.
Cliff Burns
Cliff Burns was working as an elementary school teacher when he started as a part time employee with Seattle’s Coolidge Propeller in 1966. He worked in production, foundry, the finishing shop, and the machine shop, as well as in sales and engineering. After spending many years assisting the general manager, he retired from teaching and started working full time at Coolidge. His hands on training and experience working with vessel operators has helped him to engineer the most practical solutions in propulsion requirements. Cliff has a vast knowledge in propeller sizing, drawing, design, and manufacturing. He is very experienced in computer program design and utilization, profit loss accounting, business plan development and implementation. Both Sound Propeller locations benefit greatly from the professionalism, knowledge, and experience that Cliff is able to provide. He puts his personal touch on each propeller design that has resulted in better performance and fuel savings for you, our customers!
Terry McKeon
Terry McKeon entered into the marine industry in 1975 when he started working at Coolidge Propeller. He started off in the foundry and machine shop, and was promoted to into sales and machine shop supervisor in 1982. In 1990, with partners Cliff Burns, and Jim D’Agusto; he started Sound Propeller Services, Inc. in Seattle. Sound Propeller Services quickly began to outgrow its first location off of Fairview Avenue on Lake Union, and moved to a larger facility in South Seattle’s South Park area. Terry takes great pride in overseeing all aspects of the highly productive machine shop at Sound Propeller Services, as well as providing support to the sales and engineering departments.
       
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