Sternco Engineers Inc. is a full service consulting engineering firm. Our primary market is within a 175 mile radius of Yuma, Arizona including Imperial County, El Centro and the Colorado River from Yuma, Arizona to Kingman, Arizona. We also have several projects in Mexico, from Mexicali to San Luis Rio Colorado, Sonora.
Harper's Roofing, Inc is a family owned, full service roofing contracting business. Small roof repairs to complete re-roofs. Licensed, insured, bonded.