Our Mission at Sisul Engineering is to provide high quality, cost conscious engineering and design that reflects the best interests of our clients and the community.”

Sisul Engineering, a division of Sisul Enterprises, Inc., is a Civil Engineering Consulting and Design Firm, with offices in Gladstone, John Day, and Medford Oregon; and Vancouver, Washington.  Our company was established in 1985 by Thomas J. Sisul, P.E., and has served clients in both the public and private sectors of industry throughout the Northwest.  Sisul Engineering designs public works projects, roadway and utility improvements, stormwater water quality and detention facilities.

Depending on the project type and size, Sisul Engineering can serve in the capacity of the primary consultant or as a sub-consultant.  We have teamed with a number of architects, structural engineers, and surveyors over the years to provide comprehensive services for both the private and public communities.  Sisul Engineering’s approach and commitment to design excellence has resulted in a reputation for creative problem solving.  Collaboration among staff enables the firm to respond imaginatively to a client’s needs, from broad concepts to detailed design.

Sisul Engineering has a stable staff of engineers including six Professional Engineers all who have been with Sisul Engineering for more than 10 years and three of those for more than 20 years.

Recent urban public street improvement projects that Sisul Engineering has designed include the East Jersey Street Improvements and the Portland Avenue Green Street Block Demonstration project in Gladstone; the Leffelle Street Improvements at Bush Pasture Park in Salem; and the Montgomery Green Street Improvement in Portland.