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12 Years
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Emergency
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Trusted Mobile Small Engine Repair Services in Bel Air, MD
Founded in 2014, Don's Lawn Mower Repair has grown into Harford, Cecil, and Baltimore Counties' premier mobile outdoor equipment provider. Our business was built on a passion for repairing small engines and a commitment to convenience, bringing the repair shop directly to customers' homes or workplaces. With over 600 Google 5-Star Reviews, we specialize in lawn mower repair, generator service, and outdoor power equipment maintenance, prioritizing transparent communication and affordable pricing.

Our team of certified mechanics delivers personalized service, offering 24/7 emergency support and a 72-hour turnaround for urgent repairs when parts are available. We pride ourselves on eliminating the hassles of traditional repair shops through easy online scheduling, no hidden fees, and a customer-first approach that values integrity and reliability.
Services
Lawnmower Repair Generator Service Carburetor Repair Hydraulic Hose Repair Battery Replacement Welding & Fabrication
Details
  • Year established: 2014
Highlights and features
  • We have 600+ Google 5-Star Reviews for exceptional service.
  • Our mobile service eliminates transportation and wait times.
  • No hidden costs or unnecessary repair recommendations.
  • 72-hour turnaround for emergency repairs when parts are available.
  • Easy online scheduling with 24/7 emergency service options.
What people say
Exceptional convenience Transparent pricing Reliable emergency service Prompt response times Expert technicians
Services
Lawnmower Repair
We specialize in on-site lawnmower repairs for residential and commercial clients. Our technicians handle carburetor issues, blade sharpening, and engine diagnostics using factory-certified tools. Customers avoid transportation hassles while receiving transparent pricing and same-day service options.
Generator Service
Emergency and routine generator maintenance ensures power reliability during outages. Our team services standby and portable units, including fuel system checks and electrical output testing. Mobile diagnostics reduce downtime for homeowners and businesses dependent on backup power.
Carburetor Repair
Precision carburetor adjustments and rebuilds restore engine performance. We address fuel leaks, clogged jets, and improper air-fuel ratios using OEM parts. This service extends equipment lifespan while improving fuel efficiency and emissions compliance.
Hydraulic Hose Repair
Mobile hydraulic hose replacement and system diagnostics for outdoor equipment. We service high-pressure lines in chippers, log splitters, and lifts, preventing fluid leaks and equipment failure. Emergency repairs minimize operational downtime for commercial clients.
Battery Replacement
We install and test batteries for auto, marine, and RV applications. Our technicians perform load testing to identify weak units before failure. This preventive service ensures reliable starts and electrical system performance across multiple vehicle types.
People
John Helmer
Owner & Founder
John founded Don's Lawn Mower Repair in 2014 after decades of mechanical passion. He transformed a childhood curiosity about engine mechanics into a full-time mobile repair business serving Harford County. His leadership emphasizes customer-centric service and technical excellence.
Aidan Mitchell
Outdoor Equipment Technician
Aidan brings expertise from Bartlet Tree Service, specializing in Stihl chainsaws and commercial outdoor equipment. His background in forestry tools and landscaping machinery ensures precise repairs for professional-grade equipment used in residential and commercial settings.
Bill Wiley
Joppatowne Location Manager
Bill manages our Joppatowne operations with 20+ years of customer service experience from his law enforcement career. He oversees equipment logistics and local client relations, combining organizational skills with a commitment to community-focused service.
Jesse Jordan
Marine & Equipment Technician
Jesse contributes four years of marine repair expertise alongside outdoor power equipment specialization. His technical versatility handles complex repairs across boats, generators, and heavy-duty machinery while maintaining a focus on rapid turnaround times.
Questions
What areas do you service?
We serve Bel Air, Joppatowne, and surrounding areas in Harford, Cecil, and Baltimore Counties with mobile repair services.
Do you offer emergency repairs?
Yes, we provide 24/7 emergency service for generator failures and urgent equipment issues with next-day appointment availability.
How quickly can you repair my lawnmower?
Most repairs complete within 72 hours when parts are available, with emergency service options for urgent needs.
What payment methods do you accept?
We accept major credit cards and cash payments. Payment terms may vary for commercial accounts.
Can I schedule service online?
Yes, our website offers 24/7 online booking for standard appointments and emergency service requests.
Are your technicians certified?
All our mechanics receive factory training for specific equipment brands and undergo continuous technical skill development.