Dan Mahlum, PE

Dan leads RH2’s Treatment Group and serves as the firm’s Treasurer, blending technical expertise with a strategic view of the company’s direction. A chemical and treatment engineer at heart, he has led many complex water and wastewater facility projects that help communities access clean, reliable, and resilient systems.

With a hands-on approach from planning through startup, Dan connects design decisions to long-term performance and operations. He’s known for balancing technical rigor with practical insight and delivering solutions that stand the test of time while supporting clients’ everyday needs. Dan brings practical perspective and strategic thinking to RH2’s financial planning and business operations. His awareness of market trends and client priorities makes him a valuable voice in shaping RH2’s future.