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Qk4, Inc. is a civil engineering and planning consulting firm established in 1974. We offer a broad range of services to public and private sector clients, including transportation, bridge structures, water and wastewater, site/civil, landscape architecture, construction inspection, traffic, planning, environmental, surveying, land acquisition, and Native American services. Qk4 is headquartered in Louisville, and within the Commonwealth we maintain offices in Frankfort, Lexington, Somerset, Owensboro, and Prestonsburg. We also have offices in Atlanta, Georgia, and Southern Indiana. Visit us at www.qk4.com for a more in-depth look at how we can help you with your projects.

Qk4, Inc. Questions

The Qk4, Inc. annual revenue was $20.3 million in 2026.

Glen Kelly is the President and CEO of Qk4, Inc..

116 people are employed at Qk4, Inc..

Qk4, Inc. is based in Louisville, Kentucky.

The NAICS codes for Qk4, Inc. are [541, 54, 54133, 5413].

The SIC codes for Qk4, Inc. are [87, 871].

Top Qk4, Inc. Employees

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