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Insights

Regional Growth Clark Dietz operates across ten offices in Illinois, Indiana, Kentucky, Michigan, and Wisconsin with a mid-size employee base and revenues in the 50-100M range, signaling opportunities to cross-sell integrated civil engineering services to state and municipal clients across the Midwest.

Award-Winning Cred Recent recognition by ACEC Illinois and ENR Top 500 Design Firms placement enhance credibility when pursuing new projects with public agencies and private developers seeking proven performance and reputation.

Leadership Stability Stable leadership with board chair recognition and new regional director hires provides a narrative for engaging C-suite stakeholders and expanding regional project portfolios, including transportation and infrastructure initiatives.

Diversified Capabilities Breadth of core disciplines (transportation, civil, environmental, electrical, mechanical, structural, construction) creates cross-selling potential for multi-discipline projects and bundled service offerings to clients with complex infrastructure needs.

Tech & Data Adoption of modern tech stack (ArcGIS, Adobe Experience Cloud, HubSpot, WordPress, analytics) suggests readiness for digital engagement, GIS-driven design, and data-backed project proposals to improve efficiency and client insights.

Similar companies to Clark Dietz, Inc.

Clark Dietz, Inc. Tech Stack

Clark Dietz, Inc. uses 8 technology products and services including Usercentrics, HubSpot Content Hub, WordPress, and more. Explore Clark Dietz, Inc.'s tech stack below.

Media & News

Clark Dietz, Inc.'s Email Address Formats

Clark Dietz, Inc. uses at least 6 email formats:
Clark Dietz, Inc. Email FormatsExamplePercentage
First.Last@clark-dietz.comJohn.Doe@clark-dietz.com
77%
FirstL@clark-dietz.comJohnD@clark-dietz.com
20%
F.Last@clark-dietz.comJ.Doe@clark-dietz.com
3%
First.Last@clarkdietz.comJohn.Doe@clarkdietz.com
94%
Last@clarkdietz.comDoe@clarkdietz.com
5%
FLast@clarkdietz.comJDoe@clarkdietz.com
1%

Frequently Asked Questions

What is Clark Dietz, Inc.'s phone number?

Minus sign iconPlus sign icon You can contact Clark Dietz, Inc.'s main corporate office by phone at
+1-312-648-****
. For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Clark Dietz, Inc.'s official website and social media links?

Minus sign iconPlus sign iconClark Dietz, Inc.'s official website is clarkdietz.com and has social profiles on LinkedIn.

How much revenue does Clark Dietz, Inc. generate?

Minus sign iconPlus sign icon As of August 2026, Clark Dietz, Inc.'s annual revenue is estimated to be $50M - $100M.

What is Clark Dietz, Inc.'s NAICS code?

Minus sign iconPlus sign iconClark Dietz, Inc.'s NAICS code is 237 - Heavy and Civil Engineering Construction.

How many employees does Clark Dietz, Inc. have currently?

Minus sign iconPlus sign iconAs of August 2026, Clark Dietz, Inc. has approximately 193 employees across 1 continents, including North America. Key team members include President: C. J., Group Vice President: B. H. and Senior Vice President And Office Manager: C. C. Explore Clark Dietz, Inc.'s employee directory with LeadIQ.

What industry does Clark Dietz, Inc. belong to?

Minus sign iconPlus sign iconClark Dietz, Inc. operates in the Civil Engineering industry.

What technology does Clark Dietz, Inc. use?

Minus sign iconPlus sign iconClark Dietz, Inc.'s tech stack includes Usercentrics, HubSpot Content Hub, WordPress, CookieYes, Adobe Experience Cloud, Shopify, Piwik and ArcGIS.

What is Clark Dietz, Inc.'s email format?

Minus sign iconPlus sign iconClark Dietz, Inc.'s email format typically follows the pattern of First.Last@clark-dietz.com. Find more Clark Dietz, Inc. email formats with LeadIQ.

When was Clark Dietz, Inc. founded?

Minus sign iconPlus sign iconClark Dietz, Inc. was founded in 1953.
Clark Dietz, Inc. logo

Clark Dietz, Inc.

Civil EngineeringIllinois, United States51-200 Employees

Clark Dietz, Inc. is a mid-sized, employee-owned civil engineering firm based in Champaign, Illinois, delivering consulting, design, and construction management services to clients across the Midwest. The firm operates ten offices across Illinois, Indiana, Kentucky, Michigan, and Wisconsin and focuses on transportation, civil, environmental, electrical, mechanical, structural, and construction engineering. In 2026, ENR recognized Clark Dietz among its Top 500 Design Firms, reflecting ongoing growth and a commitment to community-focused engineering.

The company prioritizes tailoring its services to each client’s specific objectives, maintaining a long-standing focus on honest and transparent collaboration. Through its integrated engineering and construction management offerings, it aims to deliver outcomes that enhance the quality of life for communities where it works. With a footprint across several Midwest states, Clark Dietz supports projects in transportation, civil, environmental, electrical, mechanical, structural, and construction engineering.

Section iconCompany Overview

Phone number
+1-312-648-****
Website
clarkdietz.com
NAICS Code
237 - Heavy and Civil Engineering Construction
Founded
1953
Employees
51-200

Section iconMedia & News

Section iconFunding & Financials

  • $50M - $100M

    Clark Dietz, Inc.'s revenue is estimated to be in the range of $50M - $100M

Company Leadership

  • President at Clark Dietz, Inc.
    C. J.
    President
    Mobile Phone
  • Group Vice President at Clark Dietz, Inc.
    B. H.
    Group Vice President
    Mobile Phone
  • Senior Vice President And Office Manager at Clark Dietz, Inc.
    C. C.
    Senior Vice President And Office Manager
    Mobile Phone
  • Vice President at Clark Dietz, Inc.
    D. T.
    Vice President
    Mobile Phone
  • Group Vice President at Clark Dietz, Inc.
    R. M.
    Group Vice President
    Mobile Phone

Employee Directory

  • Nepa Design Manager at Clark Dietz, Inc.
    C. F.
    Nepa Design Manager
    Mobile Phone
  • Area Manager at Clark Dietz, Inc.
    J. R.
    Area Manager
    Mobile Phone
  • Department Manager Construction Engineering at Clark Dietz, Inc.
    R. V.
    Department Manager Construction Engineering
    Mobile Phone
  • Managing Principal at Clark Dietz, Inc.
    J. W. P.
    Managing Principal
    Mobile Phone
  • Staff Engineer at Clark Dietz, Inc.
    A. B.
    Staff Engineer
    Mobile Phone

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