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50+ Years
experience
Emergency
services
Your Trusted HVAC, Plumbing & Electrical Service Provider
Marshall Services has been a trusted name in HVAC, plumbing, and electrical services since 1945. As a third-generation, family-owned business, we serve Southeast Pennsylvania with a commitment to quality craftsmanship and customer satisfaction. Our team of NATE-certified technicians provides 24/7 emergency services for HVAC, plumbing, and electrical needs. We are accredited by ACCA and BBB with an A+ rating, offering solutions backed by industry-leading warranties. Our services include HVAC installation and repair, plumbing upgrades, electrical system maintenance, and heating oil delivery.

We prioritize transparent pricing, financing options, and membership plans for ongoing maintenance. With decades of local expertise, we serve Chester, Delaware, Montgomery, and Bucks Counties. Our No Surprise Price Guarantee ensures honest, upfront costs with no hidden fees. We combine modern technology with traditional values to deliver reliable, customer-focused service. Our 1-year warranty on repairs and 10-year warranties on Carrier equipment reflect our confidence in quality. For over 75 years, we have built trust through consistent, professional service tailored to homeowners' needs.
Services
HVAC Repair Plumbing Services Electrical Repairs Heating Oil Delivery Emergency Services
Details
  • Year established: 1945
Highlights and features
  • 75+ years of combined experience in HVAC, plumbing, and electrical services
  • NATE-certified technicians for expert HVAC repairs and installations
  • 24/7 emergency service for urgent home comfort needs
  • No Surprise Price Guarantee with transparent pricing
  • 10-year warranties on Carrier heating and cooling equipment
Associations and certifications
  • ACCA
  • BBB
  • NATE
What people say
24/7 availability Transparent pricing Certified technicians Prompt service Long warranties
Services
HVAC Repair
Our NATE-certified technicians provide emergency and routine HVAC repairs for residential systems. We service all brands, including Lennox and Carrier, with 24/7 availability. Our repairs include AC units, furnaces, heat pumps, and indoor air quality systems. We offer same-day service and a 1-year labor warranty.
Plumbing Services
We handle all residential plumbing needs including drain cleaning, water heater repairs, sewer replacements, and gas line maintenance. Emergency plumbing services are available 24/7 with financing options. Our plumbers provide lasting solutions for leaks, clogs, and system upgrades.
Electrical Repairs
Our licensed electricians perform wiring upgrades, panel replacements, surge protection, and generator installations. We handle both emergency repairs and planned upgrades with a focus on safety and code compliance. Services include EV charging stations and home automation systems.
Heating Oil Delivery
We provide heating oil delivery and system maintenance for homes without natural gas access. Our price protection plan helps manage seasonal cost fluctuations. Services include furnace maintenance, oil tank inspections, and emergency heating repairs.
Emergency HVAC
24/7 emergency HVAC service for critical system failures. Our technicians respond promptly to heating and cooling emergencies with no overtime charges. Services include AC breakdowns, furnace failures, and refrigerant leaks during extreme weather conditions.
Questions
What HVAC services do you offer?
We provide AC repair, heating installation, heat pump services, duct cleaning, and HVAC maintenance plans for residential customers.
Are you available for emergency repairs?
Yes, our 24/7 emergency service handles urgent HVAC, plumbing, and electrical issues with prompt technician response.
Do you offer financing options?
We provide financing through GreenSky for HVAC replacements, plumbing upgrades, and electrical system improvements.
Which areas do you serve?
We serve Southeast Pennsylvania including Montgomery, Bucks, Chester, and Delaware Counties with local technicians.
What warranties do you provide?
We offer 1-year warranties on repairs, 10-year manufacturer warranties on Carrier equipment, and select lifetime warranties on specific products.
Are your technicians certified?
Our HVAC technicians are NATE-certified, and we maintain ACCA accreditation with BBB A+ rating.