Defend the Road

Built on Trust, Delivered by Experts

We Keep America Trucking

Empowering Technicians, Elevating Fleet Care

At Coltrain Onsite, we believe that Technicians are the defenders of the road— with each battery test, tightened bolt, and every turn of the wrench, Technicians ensure the safety and health of fleets, families, and our thriving American economy.

That’s why, at Coltrain Onsite, we empower our skilled mobile mechanics with the tools, trust, and family-driven culture to deliver best-in-class fleet maintenance services.

Mission Focused – Empower our teams of skilled mobile mechanics to deliver top-tier mobile fleet maintenance.

a new vision – To be the most trusted name in mobile fleet maintenance—valued for our people, performance, and commitment to exceptional customer service.

Connect With Coltrain

Legacy in Motion. Values in Action.

Rooted in tradition, we honor the legacy started in 1997 by Bob Dickinson, while embracing new horizons and continuously evolving to be even better tomorrow than we are today. Our culture is grounded in:

Safety

It’s how we protect uptime and people.

Trust

We do what we say. We own what we do.

Purpose

Our work keeps communities moving forward.

Family

We treat each other with respect, empathy, and kindness.

Entrepreneurial Mindset

Bold ideas move us forward.

Proudly American

Taking pride in our roots and the values that built this country.

Keeping you safe and compliant

Protecting Fleets, Drivers, and Communities

In fleet maintenance, safety is more than a box to check—it’s the foundation of trust and performance. At Coltrain, every service is completed to meet comprehensive DOT standards, because we know your drivers, customers, and business depend on it, as well as our entire community of road travelers.

We take a proactive approach to keep your fleet road-ready and audit-proof. From on-site inspections to thorough maintenance protocols, we prioritize safety in every step, helping you reduce risk, avoid violations, and keep your fleet moving confidently down the road.

Schedule On-Site Service

Staying compliant shouldn’t slow you down. With Coltrain, it doesn’t.

DOT-Ready Inspections
Advanced Emissions & Brake Diagnostics
Preventative Checks Before Problems Start

SCHEDULE ON-SITE SERVICE

COVERAGE WHERE YOU NEED IT

Growing with You

Currently serving Indiana, Ohio, Kentucky, Tennessee, Louisiana, Florida, and Alabama—with plans to expand—we remain focused on personalized service and Technician empowerment as we scale.

Partner With Us

PARTNER WITH US

Why Technicians Choose Coltrain

As a family-owned & operated company focused exclusively on commercial fleet maintenance services, we know that we are as successful as our team members who represent us in the field.

Our Technicians’ expertise and commitment to fleet uptime are the backbone of our reputation.

We invest in their growth, support their safety, and empower them with the tools they need—because when our Technicians thrive, our clients’ fleets do too.

VIEW Careers

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Mobile Fleet Services

We meet you where you’re at – when you need it the most.

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Dedicated On-Site

Let us be an extension of your team that keeps your trucks road-ready.

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Preventative Maintenance

Keeping your fleet prepared for the road ahead.

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