About Us 

At High County Truck and Trailer, we're not your average repair shop. We're truck and fleet mechanics on wheels, bringing high-quality, dealership-caliber service straight to your location. Whether you're managing a fleet of trucks in London, ON, or need on-site repairs for your construction equipment in Guelph, we're just a call away, ready to get you back on the road — fast.

Diesel mechanic performing truck repair in Woodstock, ON
Mobile mechanic performing DOT inspection in North Texas

Born from a Vision of Honesty and Excellence

Our founder saw firsthand the frustrations fleet owners face with traditional repair shops: inconvenient schedules, unnecessary delays, and questionable practices. He envisioned a better way — a mobile fleet service built on transparency, expertise, and genuine care. That's how High County Truck and Trailer was born in 2023, and that's what drives us every day.

Canadian Owned & Operated

Proudly flying the maple leaf, High County Truck and Trailer is a 100% Canadian-owned and operated company. We understand the unique needs of Canadian fleets and are committed to providing exceptional service that reflects our homegrown values. From coast to coast, we believe in supporting local communities and contributing to the Canadian economy.

Our mobile fleet service area covers a vast stretch of Ontario, ensuring we're never far when you need us:

  • Southwestern Ontario: Fergus, Kitchener, Waterloo, Cambridge, Guelph, Brantford, Orangeville, Oakville
  • Western Ontario: Woodstock, London, Strathroy, North Perth, Stratford
  • Niagara Peninsula: Grimbsy, Hamilton, Beamsville
  • Southern Ontario: Nanticoke, Saint Thomas, Waterford

So, whether you're based in a bustling city center or a rural community, High County Truck and Trailer is your reliable mobile fleet service partner, proudly serving all corners of Ontario.

Tire service for semi truck from NTTPT
Commercial truck repair service in North Texas at NTTPT

We Speak Fleet. Fluently.

We specialize in servicing medium-duty to heavy-duty trucks, with a strong focus on fleet vehicles. Our highly trained 310T Truck & Coach licensed technicians have extensive experience with leading brands like Volvo, Cummins, and Ford, but don't be fooled — we tackle all makes and models with the same dedication and expertise.

Your Time is Valuable. We Respect It.

We understand that downtime costs your business money. That's why we offer 24/7 emergency roadside assistance within a 200km radius of Woodstock, ON. For planned/scheduled maintenance or repairs, our fully mobile truck repair services cover a 100km radius, getting your vehicles back in top shape wherever they are stationed, from Rodney to Hamilton.

Expertise You Can Count On:

High County Truck and Trailer offers a range of services, but we excel particularly at:

  • Diagnostics: Our technicians are experts at pinpointing issues quickly and accurately, saving you time and money on unnecessary repairs.
  • Electrical Repair: We have the experience and tools to handle any electrical gremlins, big or small.
  • Engine Repair: From routine maintenance to major overhauls, our team keeps your engines running strong.
Semi truck in for repairs in The Colony, Texas

Ready to Experience the High County Difference?

Contact us today to schedule your mobile fleet maintenance or repair. We're confident that once you experience our efficient, reliable, and honest service, you'll never settle for anything less. Remember, when it comes to mobile truck repair in Woodstock, ON, and surrounding areas, High County Truck and Trailer is your trusted partner for mobile fleet service.

Our Mobile Heavy-Duty Diesel Mechanic Services

High County Truck And Trailer proudly provide professional mobile diesel mechanics in Woodstock, Ontario and the surrounding areas, including London, Hamilton, Mississauga, Toronto, Guelph, & more! From mobile, onsite commercial truck repairs, to fleet maintenance, CVIP inspections, emergency roadside assistance, & preventive maintenance. Get in touch for more information and to schedule mobile mechanic services.

Contact Us
Mobile truck repair in Woodstock, ON

Mobile Truck Repair

Introducing mobile truck repair in Woodstock, ON, brought to you by High County Truck and Trailer! We ditch the brick-and-mortar model, bringing expert repair directly to you, whether in Southwestern Ontario, the Niagara Peninsula, Western Ontario, or Southern Ontario!
Fleet park in Woodstock, ON

Fleet Services

Struggling to juggle fleet maintenance with tight schedules and unpredictable breakdowns? Forget the hassle of taking your vehicles to a shop and wasting productivity — High County Truck and Trailer brings mobile fleet services in Woodstock, ON, directly to your doorstep, saving you time.
Roadside assistance in Woodstock, ON

Roadside Assistance

Engine trouble in the middle of the night? 24/7 truck roadside assistance in Woodstock, ON, from High County Truck and Trailer, can turn your breakdown into a minor blip. Forget the stress of waiting for hours or towing your truck miles away — call (519) 788-9920 now!
Trailer park in Woodstock, ON

Trailer Repair

Trailers travel a lot during their lifetime, and all that wear and tear builds up. But worry not! Our trailer repair in Woodstock, ON doesn't have to mean costly downtime. High County Truck and Trailer comes to you, wherever your trailer is parked, ensuring your cargo keeps rolling.
Mechanic providing welding services in Woodstock, ON

Welding & Fabrication

Are you in need of high-quality truck welding and fabrication services in Woodstock, ON? Look no further than High County Truck and Trailer! Our mobile diesel mechanics are here to provide quick and long-lasting solutions for all your medium and heavy-duty diesel repair needs.
Truck preventive maintenance in Woodstock, ON

Preventive Maintenance

Let's face it, breakdowns suck. They cost you time, money, and reputation. But with a smart preventive maintenance program in Woodstock, ON, you can catch small issues before they become headaches. That's where High County Truck and Trailer — we're passionate about keeping your truck healthy.
Trucks in Woodstock, ON

General Diesel Repair

Forget the hassle of lengthy shop visits. High County Truck and Trailer is 100% mobile, meaning our certified technicians come equipped to tackle any diesel truck repair in Woodstock, ON, and the surrounding region, right where your truck is parked.
Mechanic providing pre-CVIP inspection in Woodstock, ON

CVIP Inspection

Concerned about staying compliant with Ontario's motor vehicle guidelines? Let High County Truck and Trailer take the stress out of the process! We offer comprehensive and convenient CVIP inspections in Woodstock, ON, to ensure your fleet meets all safety standards and operates worry-free.
Bus in Woodstock, ON

Bus Repair

Did you know that school buses in North America travel over 4 billion miles annually? It's a staggering number, highlighting the crucial role they play in transporting students. When unexpected problems threatens to disrupt schedules and safety, call our mobile shop for bus repair in Woodstock, ON

Customer Testimonials

Reliable and Great Service!
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James Zwolski

Contact Us

Providing mobile truck repair and fleet services throughout southern Ontario, including Woodstock, Guelph, London, Hamilton, & more, trust High County Truck And Trailer with your truck & fleet today! To schedule service, give us a call, send us an email, or fill out our service request form!