D. Hittle & Associates has been serving the Pacific Northwest since 1967, providing cost effective engineering solutions for public utilities and commercial/industrial customers. D. Hittle & Associates is a recognized as a regional leader in client services, delivering cost-effective solutions with tangible results. We are a diverse group of engineers and consultants, providing decades of experience and industry knowledge to get any job done. Our portfolio contains demonstrable proficiency in transmission, substation and distribution design. We come with the total package offering a host of services and professionals. What makes us reputable is our commitment to building client relationships and consistently delivering quality work.