Grunau Company, Inc.
Grunau Company is a full-service mechanical systems contractor. Our professional staff designs, installs & services HVAC, plumbing, process piping, electrical, refrigeration, fire protection, & underground utilities for any size commercial and industrial project. Our Grunau Metals division designs & fabricates structural & specialty metals. Since 1920, Grunau’s name has been synonymous with a solid reputation, innovation, forward-thinking, creative solutions, customer focused, & built on values