RK Mechanical LLC is a family-owned and operated mechanical contractor based on Hawaiʻi Island. Founded by Russell Kalalau and now operated alongside his daughters, RK Mechanical is a Native Hawaiian-owned company built on generations of local values, hard work, and technical skill.

We specialize in electrical, HVAC, and refrigeration services, with experience across commercial, industrial, utility, and residential projects. Our team brings hands-on experience, clear communication, and a strong commitment to safe, code-compliant, quality workmanship on every job.

As a local family business, we take pride in serving our community with integrity, accountability, and work built to perform in Hawaiʻi's demanding conditions.