Welcome to DLZ! We take a multidisciplinary, collaborative approach to professional services. This allows us to build and lead successful project teams dedicated to providing solutions that save money, improve operations, and solve problems.

Our vision is simple: Create successful partnerships with our clients that facilitate trust, commitment, and communication.

  • 1/5


    We are dedicated to creating responsive, memorable architecture. Exceptional design is the result of strong leadership and teamwork. Furthermore, DLZ’s design process includes the use of the latest design software and a focus on sustainable design principles.

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  • 2/5


    We keep communities moving. We design complex interchanges, restore historic bridges, and develop traffic solutions. In addition, our team creates trails, educates the public on roundabouts, and advances transit systems.

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  • 3/5


    We have been assisting clients in solving their public works projects for nearly a century. As a leading design and consulting firm, DLZ is skilled in all water/wastewater services.

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  • 4/5


    A leader in design and construction of public infrastructure, our construction services division provides construction management, construction observation, scheduling, claims analysis, document control, risk analysis, value engineering, field quality control, and laboratory testing for the construction and rehabilitation of transportation and utility projects.

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  • 5/5

    We’re here

    We’re here! We understand we’ve met some unprecedented times. We want you to know that we’re here when you need us. Like many other firms, we have adapted to a new normal since the pandemic. Your health and safety, along with the healthy and safety of our employees is of the utmost importance. Please understand that while DLZ remains fully operational, safety is one of our core values. Whether on the job site or in the office, safety always comes first.

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The DLZ Difference

A Multidisciplinary Service Approach to Meet Your Goals

Our ownership structure offers us the flexibility to autonomously make efficient and swift business decisions. Our project managers and client-facing teams have a thorough grasp on the needs and requirements of the communities that we serve. This not only serves as a competitive advantage to DLZ and ensures we are readily available to meet to rising needs of our clients.

Latest Awards

  • Top 500 Design Firms #139 Engineering News-Record, 2023

  • Midwest Top Design Firms #11 Engineering News-Record Midwest, 2023

  • Building Design+Construction’s Giants 400 Report #38 Top  Engineering/Architecture Firms, 2023

  • Largest Central Ohio Minority-Owned Business #2 Columbus Business First, 2023

  • Building Design+Construction’s Giants 400 Report #3 Top Justice Facility/Public Safety, 2023

  • Building Design+Construction’s Giants 400 Report #31 Federal Government Engineering + E/A Firms, 2023

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