About
John Stevenson Plumbing, Heating & Air
Your Home's Best Friend for 36 years and counting. Serving Orange County and San Diego County with integrity, expertise, and genuine care.

Your Trusted
Local Experts.
Serving Orange County & San Diego County
For over 36 years, John Stevenson Plumbing, Heating & Air has been the trusted choice for homeowners. What started as a commitment to honest, professional home service has grown into one of the region's most respected plumbing and HVAC companies.
Built on a foundation of integrity, expertise, and genuine care, our highly trained specialists receive ongoing technical education to ensure the highest level of workmanship. We deliver reliable solutions using top-quality materials with transparent, honest pricing.
36+
Years Experience
3,000+
Reviews
4.8
Star Rating
5-Star
Service Guarantee
Our Frictionless
Customer Experience.
Service built on deep respect and total transparency. From the moment you call, you will notice the difference.
Call or Schedule Online
Reach out by phone or use our online form. Our friendly team will find a time that works for you.
Technician Arrives On Time
Our technicians arrive in clean, marked vehicles, wearing shoe covers and ready to work.
Thorough Assessment
We conduct a complete evaluation of your system and explain everything in plain language.
Written Estimate
You receive a detailed written estimate outlining all costs before any work begins.
Work Begins After Approval
We only proceed after you review and approve the estimate — no pressure, no surprises.
Job Complete — Guaranteed
We clean up thoroughly and do not leave until you are fully satisfied with the work.
Our Trusted
Professionals.
Qualified, vetted, and dedicated to your home.
Every technician undergoes comprehensive background checks, regular drug testing, and ongoing training to ensure they are equipped with the latest knowledge and skills. We are proud to be a family-owned business that treats every customer like a neighbor.

Fully Vetted
Background & Drug Tested
A Legacy of Excellence.
Over 36 years of dedicated service to Orange County and San Diego County. Watch how we've grown from a small local shop into an industry leader, without ever losing our family-owned values.
The Beginning
John Stevenson Plumbing, Heating & Air was founded by John Stevenson with a commitment to honest, professional home service in the Carlsbad community.
Industry Leadership
John Stevenson elected to the Board of Directors for the Plumbing, Heating and Air Conditioning Contractors Association of San Diego, serving as President for the 2004-2005 term.
State Recognition
John inducted as President of the State Plumbing, Heating and Air Conditioning Contractors Association, dedicated to elevating standards across the nation.
Award-Winning Excellence
Named San Diego's Favorite Plumbing and HVAC Company by the Union Tribune Readers Poll. BBB Torch Awards Finalist.
Continuing the Mission
Over 36 years strong — continuing to grow while staying true to our founding values of integrity, expertise, and genuine care for our customers and community.
Awards & Certifications.
Recognized by our community and industry for our commitment to excellence.
What Drives Us.
The principles that guide everything we do, every single day.
Brotherhood
We are a brotherhood of craftsmen.
Customer Experience
We deliver a positive customer experience.
Better Every Day
We're inspired to help each other get better every day.
Enjoy the Journey
We get it done, while enjoying the journey.
Do the Right Thing
We always do the right thing.
The 5 Star Service Guarantee.
Every visit follows the same proven process — so you always know what to expect, from the first diagnosis to a follow-up call within 24 hours.
Diagnostic
We go over your problem at hand, meaning why you called.
System & Safety Check
We complete a thorough evaluation of your entire system.
Notify
At any time, if we notice an area of concern, we will let you know.
Options
We offer you a complete list of details and options.
Review
We review and select the best option for your time, budget, and investment.
Approval
With your approval, we get started today to solve the problem and have you on your way.
24-Hour Check-In
We'll call you within 24 hours to make sure you are satisfied.
Experience the John Stevenson Difference
Join thousands of homeowners across Orange County and San Diego County. Contact us today to schedule service or request a quote.