We understand. These are unprecedented times. While DLZ’s response to the COVID-19 outbreak is evolving and changing daily, we want you to know that we’re here when you need us. Please understand, DLZ remains fully operational and also adjusts to remote work arrangements and social distancing practices on job sites.
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.
Featured Projects

I-69 Section 5 Reconstruction
Bloomington, Indiana

CTA Green Line Survey
Chicago, Illinois

Blake Transit Center Facility Assessment and Design
Ann Arbor, Michigan

Main Street Bridge: A Columbus Landmark
Columbus, Ohio

OSIS Augmentation and Relief Sewer
Columbus, Ohio

Lakewood Park Solstice Steps
Lakewood, Ohio

West Bloomfield Fire Station No. 3, Michigan
West Bloomfield Township, Michigan

Subsurface Exploration AEP Racine Locks and Dam
Racine, Ohio

GLWA Program Delivery Program Management Services
Detroit, Michigan
Recent DLZ News

DLZ Adds Another FERC Certification
The Federal Energy Regulatory Commission (FERC) regulates both the construction and operation of most hydroelectric dams in the United States. In March Tim Hampshire, Director of Water Resources and Dam Safety at DLZ was approved and accepted as a Potential Failure Mode Analysis (PFMA) Moderator for FERC dam safety workshops, and in May moderated…
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DLZ Partners with Engineers Without Borders
Communities lie at the heart of all we do and we’re very proud to partner with Engineers Without Borders. DLZ recently hosted a fundraiser for the Central Ohio Professional Chapter of Engineers Without Borders (EWB) where over $6,400 was raised to support the Chapter’s newest project, a school for the Maya Village of Vista Hermosa…
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Commissioner Andrew Kostielney to Join DLZ in September
St. Joseph County, Indiana – DLZ Indiana is pleased to announce that Andrew Kostielney will join the firm in September as part of DLZ Indiana’s client management and business development team. The St. Joseph County Board of Commissioners President announced that he will step down in August to enter the private sector. Commissioner Kostielney will…
Continue ReadingThe 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
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Top 500 Design Firms #141 Engineering News-Record, 2022
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Top Midwest Design Firms #11 Engineering News-Record Midwest, 2021
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City of Columbus GreenSpotLight Award, 2021
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Building Design+Construction’s 2021 Giants 400 Report #57 Top 95 Architecture/Engineering Firms, 2021