5.0 Rated (30 Reviews)Serving Arnold, Imperial & South St. Louis County
Call or Text: (636) 200-3307
Modern high efficiency American Standard HVAC installation
Over 50 Years Combined Experience in Arnold, MO

Honest, Precision HVAC Solutions for Arnold & Surrounding Areas

Five Star Heating & Cooling keeps your home comfortable through every Missouri season with high-efficiency system replacement, urgent repairs, and preventative seasonal maintenance — all handled by licensed journeymen, never commission sales reps.

Licensed Journeyman Technicians
American Standard Authorized Dealer
Upfront Pricing • No Surprise Fees
0% Interest Financing Available
Active Dispatch in Arnold, Imperial, Fenton & South St. Louis County
Free Estimates & Same-Day Dispatch

Request In-Home Quote or Service

Speak directly with an experienced technician. No pushy sales reps.

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50+
Years Combined Experience
5.0 ★
Top Rated Customer Reviews
100%
Licensed Journeyman Techs
0% APR
Flexible Financing Options
Focused Expertise

Complete Heating & Cooling Services

From complete system replacements to emergency repairs and seasonal tune-ups, our licensed journeymen handle the heating and cooling work your home depends on — done right the first time.

Complete System Replacement & Installation

Complete System Replacement & Installation

High-Efficiency American Standard Heat Pumps & AC/Furnaces

Upgrade aging, costly equipment to high-efficiency American Standard heating & cooling systems with industry-leading warranties and available financing.

Key Highlights:
Up to 40% reduction in seasonal utility bills
10-Year parts & compressor warranty protection
Flexible 0% interest financing programs
Precision load sizing for even whole-home temperatures
Typical Investment:Starting at $4,800 or $89/mo
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Emergency Repair & Diagnostic Restoration

Emergency Repair & Diagnostic Restoration

Fast Diagnostics & Permanent Fixes for AC & Heating Outages

When temperatures spike or drop to freezing, our licensed journeymen technicians arrive promptly with fully stocked trucks to restore comfort.

Key Highlights:
Rapid dispatch across Arnold & Jefferson County
Transparent flat-rate upfront quotes before any work begins
Expert servicing of all makes, models, and brands
Fully stocked trucks with genuine OEM replacement parts
Typical Investment:Flat diagnostic + upfront parts quote
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Seasonal Precision Tune-Up & Maintenance

Seasonal Precision Tune-Up & Maintenance

Preventative 26-Point Safety Inspections & Peak Efficiency Tune-Ups

Prolong equipment life, prevent costly mid-season breakdowns, and keep factory warranties valid with comprehensive seasonal tune-ups.

Key Highlights:
26-Point precision safety, electrical, and refrigerant check
Priority VIP scheduling during peak winter & summer seasons
15% discount on all repairs & zero overtime charges
Maintains manufacturer warranties and lowers electric bills
Typical Investment:$89 single tune-up or $14.99/mo Club
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Instant Online Calculation

Unsure How Much a New HVAC System Costs?

Use our interactive Arnold, MO sizing estimator to calculate replacement options by home square footage, SEER rating, and monthly financing.

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The Five Star Difference

Craftsmanship From Licensed Journeymen, Not High-Pressure Salesmen.

Many modern HVAC companies operate with commission-based sales reps whose primary goal is selling you equipment you may not need. At Five Star Heating and Cooling, every service call is handled by experienced, licensed journeymen who prioritize fixing your system right the first time.

1

Clean Site Workmanship

Shoe covers, drop cloths, and spotless basements. We treat your property with absolute respect.

2

Authorized American Standard Dealer

Equipped with durable, tested American-made systems with 10-year parts & compressor warranties.

3

Bilingual Communication

Clear, honest explanations in both English and German to ensure complete peace of mind.

Certified HVAC technician in clean uniform inspecting system

"Five Star replaced our 18-year-old AC and furnace with an American Standard system. Our summer Ameren electric bill dropped by $115/month!"

— David M., Arnold, MO Homeowner
Real Homeowner Feedback

Trusted Across Jefferson & South St. Louis County

Read All Verified Testimonials →
September 2026

"Highly recommend Five Star Heating & Cooling! Our A/C stopped working during an Extreme Heat Warning, and they responded quickly. They determined our very old system needed immediate expert repair and got us back to cooling in no time."

Pam M.
Arnold, MO
AC Repair during Extreme Heat
June 2026

"Matt was quick to respond after our AC unit stopped cooling. Very knowledgeable and friendly. Their customer service is second to none. I highly recommend Five Star Heating and Cooling to anyone!"

Bob Byerley
Arnold, MO
Emergency AC Diagnostic & Service
October 2025

"After discovering my A/C unit quit working in the middle of the night, I placed a call to 5 Star Heating and Cooling first thing in the morning. Matt was quick, efficient, and restored our air conditioning without delay."

Brandi Laciny
Arnold, MO
Emergency AC Unit Repair

Ready to Restore Comfort to Your Home?

Whether you need a full American Standard system replacement or an urgent diagnostic repair in Arnold, our licensed journeymen are ready to assist.