JHI Engineering. JHI has been delivering professional engineering services to heavy industry in the Pacific Northwest since 1976. Respond to customers' requirements to ensure the continued success of the project and JHI. Maintain continuous communication to ensure fulfillment of customers' expectations.


Contact Details

  Website
  City Portland , OR
  Zip Code 97239
  Address 3420 Southwest Macadam Av
  Phone Number (503) 223-7799