Our Main Office is located in the Portland Metro Area:

375 Portland Avenue, Gladstone OR 97027. Telephone: 503-657-0188.

• Sisul Engineering also has offices in John Day, Medford and SW Washington. Please click here to see a full list of our locations.
• To contact an individual engineer at Sisul Engineering , see our Staff Members list.
• Interested in joining the Sisul team?. Click here to fill out an employment application.

Other questions ? Please fill out the contact form, indicating the specific branch you would like to work with, along with your questions or suggestions.

Thank you for contacting Sisul Engineering. We will be in touch with you shortly and look forward to working with you.