RH2 is an innovative, full-service engineering firm specializing in water and wastewater related projects. Since 1978, we have focused on providing the highest quality and best value services to local municipal and state government agencies throughout the Pacific Northwest. We have more than 150 employees in nine offices throughout Washington, Oregon, and Idaho. Our local offices provide the primary contact and project support for projects in their geographic area. This allows them to directly support your projects while giving you company‑wide access to experts and resources in all of our offices. Our diverse skill set, together with our medium size, enables us to effectively adapt to the unique needs of our clients, while offering the advanced capabilities necessary to design and manage complex projects. Our staff includes licensed experts in civil, mechanical, electrical, and structural engineering; SCADA and telemetry, geology, hydrogeology, and geotechnical engineering; and water rights, wetlands delineation, environmental assessments, and permitting.
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The RH2 Engineering annual revenue was $19.2 million in 2026.
Tony Pardi is the President Emeritus of RH2 Engineering.
108 people are employed at RH2 Engineering.
RH2 Engineering is based in Bothell, Washington.
The NAICS codes for RH2 Engineering are [54133, 5413, 54, 541].
The SIC codes for RH2 Engineering are [871, 87].