Sierra Nevada Corp

HDR is an integrated architectural, engineering and consulting firm that provides a variety of related services to clients in the civic, water and wastewater, power, solid waste, science and technology, health care and transportation markets. Its subsidiaries include HDR Engineering and HDR Architecture. The company s services include architectural design, asset management, construction, construction administration and management, design engineering, interior design, landscape architecture, master planning, pollution prevention, power delivery, programming, security, sustainable design and transportation planning. It was founded by H.H. Henningson in 1917 and has headquarters in Omaha, Neb. The company s network of more than 100 offices has worked on projects in all 50 states and more than 60 countries. HDR has an office location in Dallas.

HDR Inc in Plano is a trusted partner for clients seeking comprehensive engineering, architecture, environmental, and construction services for their projects. With a focus on connecting the right experience and expertise, HDR Inc ensures that each project receives tailored solutions to achieve success. Generated from their website's infomation

Founded in 1990, DAL-TECH Engineering provides a range of site development and civil engineering services to public and private sector clients. Its services include infrastructure planning, transportation engineering, municipal utility design, flood analysis, and construction management and inspection. The firm s surveying staff is experienced in collecting field data to serve engineers and designers needs. Its clients include the University of Texas System, North Central Texas College, North Texas Tollway Authority, Dallas Water Utilities, Dallas County Community College District, Dallas County Public Works, Texas Department of Transportation and Dallas Area Rapid Transit. DAL-TECH Engineering maintains a location in Dallas.