STN vs TTEK

Stantec Inc

Stantec Inc. provides professional consulting services in the area of infrastructure and facilities in Canada, the United States, and internationally. The company provides consulting services in engineering, architecture, interior design, landscape architecture, surveying, environmental sciences, project management, and project economics. It also offers water, transportation, and public works; transportation planning and traffic engineering; and resource assessment, mine development, reclamation, hydrology, and geotechnical and infrastructure engineering services, as well as urban planning, traffic assessments and optimization, environmental impact assessments, and public consultation services. In addition, the company provides structural, mechanical, electrical, plumbing, and hydraulics engineering services. It serves urban regeneration, infrastructure, education, public and private sector, tourism and leisure, and waste and water sectors, as well as office and commercial, residential, and retail and town centers. The company was formerly known as Stanley Technology Group Inc. and changed its name to Stantec Inc. in October 1998. Stantec Inc. was founded in 1954 and is headquartered in Edmonton, Canada.

Tetra Tech Inc.

Tetra Tech, Inc. provides consulting and engineering services worldwide. The company operates through Government Services Group (GSG) and Commercial/International Services Group (CIG) segments. The GSG segment offers early data collection and monitoring, data analysis and information technology, science and engineering applied research, engineering design, construction management, and operations and maintenance services; and climate change and energy management consulting, as well as greenhouse gas inventory assessment, certification, reduction, and management services. This segment serves federal, state, and local governments, and development agencies in water resources analysis and water management, environmental monitoring, data analytics, government consulting, waste management, and a range of civil infrastructure master planning and engineering design markets. The CIG segment provides early data collection and monitoring, data analysis and information management, feasibility studies and assessments, science and engineering applied research, engineering design, construction management, and operations and maintenance services. This segment serves natural resources, energy, and utilities markets, as well as civil infrastructure master planning and engineering design markets. Tetra Tech, Inc. was founded in 1966 and is headquartered in Pasadena, California.