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Duffin Diesel is a well-established heavy-duty truck and diesel engine service business based in San Antonio, Texas. The company provides comprehensive diesel engine diagnostics, repair, and rebuild services to a diverse base of commercial and fleet customers across the region. Operating from an owned industrial facility and supported by experienced technicians, Duffin Diesel has built a 40 year+ reputation for reliable service and long-standing customer relationships. The business generates consistent revenue and cash flow over two generations of ownership and is positioned for continued operation under new ownership.
Strategic Location & Accessibility
Strategically located in Northeast San Antonio, the Duffin Diesel facility offers immediate access to San Antonio International Airport, Union Pacific Railroad infrastructure, and two major highways (US 281 and Loop 410), supporting efficient regional and national connectivity for industrial and service operations.
Generational Leadership
Duffin Diesel is a second-generation, family-owned diesel engine and heavy-duty truck repair business with over 40 years of operating history, offering a stable, established platform with deep customer relationships and long-term market presence.
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