Pennsylvania
Lehigh Valley
Allentown, PA and Northampton, PA

Truck maintenance & fleet services
Preventative maintenance, diagnostics, and roadside assistance that help keep your vehicles safe, ready, and working for your business.
Purpose-built service
From a small business fleet to a large-scale operation, Sigma Fleet Services delivers maintenance and repair support built around your vehicles. Our focus is straightforward: protect uptime, strengthen safety, and keep your equipment in dependable operating condition.
Let’s discuss your needs
People. Equipment. Execution.
Where we operate
Grounded in Pennsylvania and New York. Focused on keeping your operation moving.
Pennsylvania
Allentown, PA and Northampton, PA
New York
Binghamton, New York
Share your locations, equipment needs, and schedule. We’ll confirm service availability and route options.
The Sigma difference
Every service starts with your operation.
Here’s how we support it.
01Scheduled programs help reduce breakdowns, limit downtime, and extend vehicle life.
02Around-the-clock emergency support to help get your trucks moving again.
03Skilled technicians and diagnostic tools identify issues and guide effective repairs.
04Fuel-saving strategies, compliance monitoring, and telematics integration support performance.
05Inspections and repairs prioritize vehicle condition, driver safety, and compliance requirements.
06From one-time repairs to ongoing fleet support, choose a service approach that fits your business.

Built around your business
Scheduled maintenance helps prevent interruptions. When an issue does arise, responsive roadside support and diagnostic expertise help you address it and plan the next step.
Get to know SigmaLet’s make it work
Share vehicle types, fleet size, service history, and current concerns.
Discuss maintenance intervals, repair priorities, and service options.
Coordinate service around the needs of your vehicles and your business.
Fleet services focus on vehicle readiness through preventative maintenance, diagnostics, and roadside assistance. Fleet management coordinates the broader operation, including maintenance planning, safety, visibility, and operating costs.
Yes. Sigma Fleet Services supports both small business fleets and larger operations. Contact us to discuss your equipment and service needs.
Yes. We offer flexible options, including one-time repairs and ongoing service plans. Call our team to discuss availability and the work needed.
Let’s talk about what’s next
Tell us what you need. We’ll help you find the right next step.