Grand Lake Designs, Afton, OK 74331, US

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. Services offered: Broadband, Construction Services, Energy, Environmental, Federal, Flood Infrastructure Design, GIS, Geospatial, ITS, Land Development, Landscape Architecture, Local Infrastructure, MEP Engineering, Planning, Resilience, Right of Way, Structural Engineering, SUE/Utility Coordination, Surveying, Transportation, Water Resources, Water Conveyance & Pumps, Water/Wastewater Treatment, Watershed Plans & Studies.