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RPM HVAC Service vs Garrahan Electric

Sacramento Electrical Contractors Comparison · Updated March 2026

Quick Verdict

You're comparing an HVAC contractor to an electrical contractor—these companies serve entirely different needs and cannot be meaningfully compared.

RPM HVAC Service: RPM HVAC Service is an 11-year established HVAC contractor specializing in heating and air conditioning work for residential and commercial properties.
Garrahan Electric: Garrahan Electric is a 34-year veteran electrical contractor focused on commercial electrical services including panel installations.
RPM HVAC Service Garrahan Electric
Rating 4.9 5.0
Years Licensed 11 years 34 years
License # 995282 650844
Workers' Comp ✓ Yes ✓ Yes
Bond Amount $25,000 $25,000
Location Citrus Heights, CA Rancho Cordova, CA
Website www.rpmhvacservice.com www.garrahanelectric.com

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Key Differences

The defining difference here isn't quality or experience—it's trade specialization. RPM HVAC Service handles furnaces, air conditioners, ductwork, and climate control systems for both residential and commercial clients. Their 11 years of licensure provides solid experience diagnosing HVAC issues and navigating complex installations. Garrahan Electric works on electrical panels, wiring, and commercial electrical systems, with 34 years reflecting deep knowledge of electrical code evolution and commercial requirements. Their focus appears primarily commercial rather than residential. If your air conditioner failed, RPM is your call. If you need a new electrical panel or commercial electrical work, Garrahan is the appropriate choice. The review patterns align with their specialties: RPM customers emphasize quick HVAC emergency response and residential service, while Garrahan's clients note professional commercial electrical installations. You cannot substitute one for the other—these trades require different expertise, tools, and licensing.

What Customers Say

RPM HVAC Service

RPM HVAC customers consistently praise rapid response times for emergency HVAC situations, transparent pricing without upselling, and technicians who thoroughly explain heating and cooling system issues.

Garrahan Electric

Garrahan Electric clients highlight punctual arrivals, clean professional electrical installations, and competitive pricing for commercial electrical projects.

Key Takeaway: The review patterns reflect completely different service contexts—RPM handles urgent residential HVAC emergencies requiring same-day response, while Garrahan performs scheduled commercial electrical installations emphasizing punctuality and professional workmanship.

Customer Reviews

RPM HVAC Service

Dec 2025

Great communication. On time. Provided various scenarios. Started with the most obvious/lowest price item which fixed it for now. My system is old, so fingers crossed it keeps going.

Dec 2025

Representative showed up on time got to work right away. Found an unexpected issue that saved us a major repair work. Got the system working very happy.

Dec 2025

Great service. They were out to see me the same day I called.

Garrahan Electric

Nov 2024

Excellent company for your commercial electrical needs.

Feb 2024

I used these guys for a panel install at my work. They were very responsive. They showed up on time for the quote and the install. The work was clean and professional. Price was competitive with t...

Aug 2018

Super responsive and just great to work with. Reasonable rates 👍

Consider RPM HVAC Service if...

  • You need HVAC services: air conditioning repair or replacement, furnace work, duct cleaning, system maintenance, or climate control issues in your home or commercial property
  • You value same-day or next-day availability for emergency situations like system failures during extreme weather
  • You prefer working with a residential-focused contractor accustomed to explaining technical HVAC issues to homeowners
  • Your project involves ductwork replacement, refrigerant issues, or full heating and cooling system installations
View full profile →

Consider Garrahan Electric if...

  • You need electrical services: panel installations, electrical system upgrades, or commercial electrical work rather than HVAC services
  • Your project is commercial in nature and requires a contractor with extensive commercial electrical experience
  • You value working with a veteran contractor who has navigated 34 years of California electrical code changes
  • You need electrical work done and specifically want a contractor focused on that trade rather than climate control systems
View full profile →

Questions to Ask Before Hiring

  • Clarify exactly what type of work you need done—HVAC contractors and electrical contractors serve completely different purposes and you should only be contacting companies licensed for your specific project type
  • If your project somehow involves both electrical and HVAC components (like a full renovation), ask each contractor whether they coordinate with other trades or if you need to manage multiple contractors separately
  • Confirm that the contractor you're contacting actually serves residential properties if yours is a home—Garrahan Electric appears focused on commercial work

The Bottom Line

This isn't a meaningful comparison—you need to identify what trade your project requires first. If your air conditioner is broken, your furnace needs replacement, or you need ductwork services, contact RPM HVAC Service. If you need electrical panel installation, commercial electrical work, or other electrical services, contact Garrahan Electric. Both are properly licensed and insured within their respective trades. You wouldn't hire an electrician to fix your air conditioner or an HVAC technician to install an electrical panel. Determine whether your project is HVAC or electrical, then evaluate contractors only within that specific trade.

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Frequently Asked Questions

No. California requires separate licenses for HVAC and electrical work because they're fundamentally different trades. RPM holds an HVAC license for heating and cooling systems, while Garrahan holds an electrical contractor license. Each can only legally perform work within their licensed specialty. If your project needs both, you'll hire separate contractors.

This comparison likely results from a search error or misunderstanding about what type of contractor is needed. If you're comparing these companies, step back and identify whether your actual need is HVAC-related (heating, cooling, ventilation) or electrical (wiring, panels, circuits). That determines which contractor is even relevant to your project.

The experience difference is irrelevant for your decision because you cannot choose between them—they serve different needs. Garrahan's 34 years matters if you need electrical work and want deep expertise. RPM's 11 years provides solid HVAC experience if you need climate control services. Compare each only to other contractors in the same trade.

RPM HVAC Service clearly serves both residential and commercial HVAC clients based on customer feedback. Garrahan Electric's review patterns suggest a primary focus on commercial electrical work, though their license permits residential. If you have a residential electrical need, confirm Garrahan actively takes residential projects before requesting a quote.

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How We Compare Contractors

License Verification

All license data is sourced from official California CSLB records and verified regularly.

Review Analysis

Customer reviews are aggregated from Google and analyzed to identify patterns in service quality.

Detailed Comparison

We analyze credentials, insurance, experience, and feedback to highlight meaningful differences.

Not all licensed contractors are created equal. While a valid license is the baseline requirement in California, contractors can vary significantly in experience, insurance coverage, and customer satisfaction.

  • Experience matters: A contractor with 15+ years of experience has likely encountered and solved problems that newer contractors haven't faced yet.
  • Workers' compensation protects you: If a contractor without workers' comp insurance has an employee injured on your property, you could be held liable.
  • Reviews reveal patterns: Individual reviews can be misleading, but patterns across many reviews often reveal a contractor's true strengths and weaknesses.
  • Bond amounts vary: A contractor's bond provides financial protection if they fail to complete work as agreed. Higher bonds offer more protection.

Taking time to compare contractors on these factors can save you from costly mistakes and help ensure your project is completed by a qualified professional.

Data Sources: License information from California CSLB. Ratings and reviews from Google. Last verified March 12, 2026.

This comparison is based on publicly available information. We recommend getting multiple quotes and verifying all credentials directly before hiring.

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