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30 Years
experience
Emergency
services
Your Trusted HVAC, Plumbing & Electrical Partner in Manassas
Founded in 1996, Parrish Services has established itself as a trusted leader in Northern Virginia for comprehensive mechanical solutions. Our team of certified professionals brings decades of combined experience in HVAC, plumbing, electrical systems, and smart home technology, serving both residential and commercial clients. We prioritize safety, comfort, and innovation, offering 24/7 emergency services and preventative maintenance to ensure uninterrupted reliability.

With a focus on community, we tailor our services to meet the unique needs of Manassas and surrounding areas, backed by industry-leading warranties and a commitment to customer satisfaction. Our dedication to excellence has earned us recognition as the 2015 National HVAC Contractor of the Year, reflecting our unwavering pursuit of quality and client trust.
Services
HVAC Repair Plumbing Services Electrical Repairs Generator Installation Water Heater Replacement
Details
  • Year established: 1996
Highlights and features
  • Award-winning service since 1996 with 24/7 emergency availability
  • Comprehensive HVAC, plumbing, and electrical expertise under one roof
  • Licensed, insured technicians with ongoing manufacturer training
  • Transparent flat-rate pricing with no overtime charges
  • Proven track record as 2015 National HVAC Contractor of the Year
Associations and certifications
  • Better Business Bureau (A+ rating)
  • Virginia Class A Contractor (2705191076)
What people say
Professional technicians Prompt service Clear explanations Reliable repairs 24/7 availability
Services
HVAC Repair
Our certified technicians provide rapid HVAC repairs for furnaces, air conditioners, heat pumps, and boilers. With 24/7 emergency service, we restore comfort quickly while ensuring system longevity through proper diagnostics and manufacturer-approved parts. Clients benefit from transparent pricing and same-day repairs across Northern Virginia.
Plumbing Services
From leaky faucets to sewer line replacements, our licensed plumbers handle all residential plumbing needs. We offer trenchless repair options, water heater installations, and preventative maintenance plans. Emergency services ensure minimal disruption to daily life while maintaining code compliance and water efficiency.
Electrical Repairs
We diagnose and fix electrical issues ranging from faulty outlets to panel upgrades. Our electricians specialize in safety inspections, surge protection, and EV charging station installations. All work meets NEC standards with detailed explanations provided to ensure client understanding and long-term system reliability.
Generator Installation
Our team installs whole-house generators from trusted brands, ensuring uninterrupted power during outages. We handle permit acquisition, system sizing, and maintenance scheduling. Clients receive personalized training on generator operation and monitoring systems for complete peace of mind.
Water Heater Replacement
We offer energy-efficient tank and tankless water heater replacements with same-day installation options. Our technicians assess household needs to recommend optimal capacity and fuel type. All installations include lifetime warranty options and maintenance guidance for maximum system lifespan.
People
Alton Wallace
Lead Technician
Certified HVAC specialist with 15+ years experience, known for patient client education and thorough diagnostics. Specializes in system upgrades and energy efficiency optimization.
Danny Shoop
Master Plumber
Licensed plumber with expertise in complex pipe systems and emergency repairs. Recognized for meticulous workmanship and clear communication during service calls.
Nathan Wilkinson
Gas Systems Expert
Specialist in gas line installations and inspections, with a focus on safety compliance and efficient system performance for residential and commercial clients.
Questions
Do you offer warranties on HVAC services?
Yes, we provide comprehensive warranties on all HVAC services and equipment installations, ensuring long-term reliability and customer satisfaction.
Are your technicians licensed and insured?
All our technicians are fully licensed, bonded, and insured with ongoing manufacturer-certified training in HVAC, plumbing, and electrical systems.
Do you charge overtime fees for emergency service?
No, we never charge overtime fees for emergency services, with transparent pricing provided before any work begins.
Can I schedule service online?
Yes, our website offers 24/7 online scheduling for appointments, with real-time technician tracking and service updates available.
Do you offer financing options?
We provide flexible financing options for qualifying installations exceeding $500, with approved credit and competitive interest rates.
What payment methods do you accept?
We accept all major credit and debit cards for convenient payment processing following service completion.