Commonwealth Engineers, Inc. Email Format

Civil EngineeringIndiana, United States51-200 Employees

Commonwealth Engineers, Inc. is a civil engineering and environmental consulting firm based in Indianapolis with a long-standing practice dating back to 1974. It specializes in water resources and infrastructure, addressing wastewater, potable water, stormwater, sustainable systems, dams and levees, waterways, site civil work, and energy-saving projects, while guiding clients through regulatory requirements and helping identify grant opportunities. The firm brings together engineers, scientists, regulators, and designers to tailor solutions for communities and industries, aiming to support sustainable infrastructure for current and future generations.

It positions itself as a mid-sized specialist within the civil engineering and environmental services field, serving public and private sector clients across Indiana and Kentucky. Its Indianapolis base is complemented by regional offices in Fort Wayne, Crown Point, Evansville, Huntingburg, South Bend, and Bowling Green, Kentucky. In 2026, Commonwealth Engineers was recognized as a Central Indiana Top Workplace, and the same year the South Bend regional office was relocated to expanded space.

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