New HAPI Member – R. M. Towill Corporation

The R. M. TOWILL CORPORATION (RMTC) is one of Hawaii’s oldest and largest locally-owned engineering consultancies, with offices in Honolulu on the Island of Oahu and Kailua-Kona on the Island of Hawaii. Founded in 1930, today the firm is 100 employees strong and offers full-service capabilities in civil engineering, wastewater engineering, land surveying and photogrammetric mapping, environmental planning and permitting, construction management and program management. Since its inception, RMTC has completed over 20,000 projects in Hawaii and throughout the Pacific Basin. This includes the infrastructure planning and design for most of the major residential developments on Oahu within the past 20 years, over 300 miles of roadway in Hawaii and the Pacific, $300 million in harbor infrastructure, and the upgrade and expansion of the largest wastewater treatment facility in the State. RMTC’s experience extends well beyond the State of Hawaii into other areas of the Pacific such as Diego Garcia, the Philippines, Japan, Okinawa, Korea, Mexico, Guam, Saipan, Tinian, Kwajalein, Palau, American Samoa, Johnston Atoll, Palmyra, Yap, and the Seychelles. RMTC services clients from all levels of government as well as a wide range of developers, land owners, and other private firms.


RM Towill 1 Logo-Centered (color)


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Hawaii Asphalt Paving Industry
1287 Kalani Street, Suite 202
Honolulu, HI 96817
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