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About Us

A red MDOT work truck with the department logo on the door.
Department of Transportation

About Us

MDOT is responsible for Michigan’s nearly 10,000-mile state highway system, comprised of all M, I, and US-routes. It is the backbone of Michigan’s 120,000-mile highway, road and street network.

The state owns over 4,700 highway, railroad and pedestrian bridges, 665 miles of railroad track, roughly 2,700 miles of nonmotorized trails, and four airports. Additionally, MDOT administers state and federal transportation programs for aviation, intercity passenger services, rail freight, and local public transit services.

Who We Are - What We Do - What We Stand For

Serving and connecting people, communities, and the economy through transportation.

MDOT's Strategic Plan

To provide people with a safe, future-driven, interconnected multimodal transportation network that ensures equitable options.

Visionary - Ensuring Positive Outcomes -People First - Professional Excellence - Diversity, Equity, and Inclusion - Character and Integrity

Murray D. Van Wagoner Transportation Building

Contact Us

With more than 2,800 employees, seven regions, 22 transportation service centers, and 47 additional facilities, MDOT is a large agency. We are here to help you find answers to your questions.

Grand Region Special Crews surrounded by MDOT trucks and maintenance vehicles.

MDOT Organization

Public Act (PA) 370 provides for public electronic access to information about MDOT's organization (including charts), functions of our major bureaus and offices, and contact information. 

An MDOT Grand Region engineer takes measurements in a work zone.

Career Opportunities

MDOT employs a diverse group of talented and innovative individuals. Find full-time, seasonal, veteran and student positions in a wide variety of professions. Build your career with us!

Meet MDOT's Leadership

Laura Mester

Laura Mester

Chief Administrative Officer

Gregg Brunner

Gregg Brunner, P.E.

Chief Operations Officer

Terri D. Slaughter

Terri D. Slaughter

Chief Culture, Equity, and Inclusion Officer

MDOT Regions

MDOT's seven region offices each handle transportation-related construction, maintenance and programs within the region's geographic boundaries.


Policies help the department implement its mission of serving and connecting people, communities, and the economy through transportation.

Governmental Affairs

Governmental Affairs represents MDOT's interests as new or amendatory legislation is developed or moving through the legislative process.

Commissions & Councils

Commissions and councils provide a public forum for policy development and implementation.