Global Site

About Sumitomo

Sumitomo is one of the largest and the oldest financial conglomerates in Japan. The history of Sumitomo dates back more than 400 years and its founding principles of integrity and sound management have been the guiding forces throughout its growth and evolution.

Sumitomo Corporation (SC) is a leading global trading company with 110 locations in 66 countries and 23 locations in Japan.  The entire Sumitomo Corporation Group consists of nearly 900 companies and more than 70,000 personnel.  The SC business is continuously expanding into a diverse range of products and services.  Its core business units are Metal Products, Transportation & Construction Systems, Environment & Infrastructure, Media, Network, Lifestyle Related Goods & Services, Mineral Resources, Energy, and Chemical & Electronics.

Established in 1952 and headquartered in New York City, Sumitomo Corporation of Americas (SCOA) has 10 offices in major U.S. cities. SCOA is the largest subsidiary of Sumitomo Corporation, one of the world's leading traders of goods and services.  As an integrated business enterprise, the firm has emerged as a major organizer of multi-nation projects, an expediter of ideas, and important international investor and financier, and a powerful force for distribution of products and global communications through a network of offices worldwide.

Sumitomo has expanded their business to include being an active investor and a solutions provider in areas including distribution, project management, supply chain management, technology transfer, trade and transportation.



Hermiston Generating Plant (HGP) is located in northeastern Oregon, nine miles south of the Columbia River. HGP is a 474 megawatt highly reliable modern natural gas fueled power plant that provides power for nearly 500,000 households in the Pacific Northwest. The plant also provides steam to Lamb-Weston's adjacent potato processing plant.

Hermiston Generating Plant
78145 Westland Road,
Hermiston, OR 97838

Chad Daniel
Plant Manager