Halff is an award-winning infrastructure consulting firm planned, designed, engineered, constructed-and purposed-for people. Since 1950, we've been creating smart solutions that improve lives and communities by turning ideas into reality. We deliver high-quality results for our clients through interdisciplinary solutions as an engineering consulting firm. Services offered: Broadband, Construction Services, Energy, Environmental, Federal, Flood Infrastructure Design, GIS, Geospatial, ITS, Land... Read More about Halff

In Oklahoma City, Schemmer is proud to work in a community known for its grit, creativity, and forward thinking. Our local team delivers architecture, engineering, and professional land surveying services with a practical, straightforward mindset. From new development to renovating a building, we partner closely with our clients to build solutions that are designed to last and built for the... Read More about Schemmer