Apex Companies - Tulsa

Schemmer is a full-service architecture, engineering, and construction field services consultant, providing responsible solutions for complex design and construction-related challenges. Founded in 1959, we are grounded in our past but remain fully committed to the future. We believe in creative, collaborative culture. Our diverse and talented professionals work together to create effective, goal-driven solutions. This team-oriented culture extends directly to our clients as we involve them as active participants in the design process. Our combined experience and ideas lead to stronger relationships, more efficient processes, and the best solutions.

Lowrance designs, manufactures and markets GPS and aviation instruments. It provides a variety of fishfinders, chartplotters and marine radios. The company manages sales distribution outlets in more than 50 countries. It serves clients in the United States, Canada, Europe and Australia. The company offers products for the marine, automotive and mapping sectors. Lowrance also provides a range of accessories, such as adapter cables, protective covers, and transducer brackets and switch boxes. The company offers products through trucking and boating manufacturers. It provides products under the AirMap and Endura brands. Lowrance is a wholly owned subsidiary of Navico, which is a privately held, international marine electronic company.