STN vs DCI Comparison

Stantec Inc is a sustainable engineering, architecture, and environmental consulting company. It offers services through the following business operating units; Environmental Services, Infrastructure, Water, Buildings, and Energy & Resources. Maximum revenue is derived from its Infrastructure business unit, which is engaged in evaluating, planning, and designing infrastructure solutions for transportation, community development, and urban spaces. The company's reportable segments are the United States, which derives maximum revenue, Canada, and Global. These segments provide consulting in engineering, architecture, interior design, landscape architecture, surveying, environmental sciences, project management, and project economics services in the area of infrastructure and facilities.

Donaldson is a leading manufacturer of filtration systems and replacement parts (including air filtration systems, liquid filtration systems, and dust, fume, and mist collectors). The company serves a diverse range of end markets, including construction, mining, agriculture, truck, and industrial. Its business is organized into three segments: mobile solutions, industrial solutions, and life sciences. Donaldson generated approximately $3.7 billion in revenue in its fiscal 2025.