Residential & Commercial HVAC
HVAC Services for Homes & Businesses in Rhode Island & Southeastern Massachusetts
Owner-operated heating, cooling, and mechanical services — boilers, furnaces, heat pumps, water heaters, air handlers, mini-splits, rooftop units, and commercial refrigeration.
- 18 Years of Owner Experience
- Owner-Operated
- Residential & Commercial
- Licensed & Certified
Request HVAC Service Today
Tell us what you need and we’ll get back to you during business hours.
Prefer to talk? Call 508-558-3106 or email us!
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Residential & Commercial HVAC Solutions Built Around Your Needs
Gemini Mechanical & HVAC Services is an owner-operated company built on honest recommendations and quality workmanship. We explain what your system actually needs, repair equipment when repair is the right call, and recommend replacement only when it genuinely makes sense.
- Honest recommendations
- Clear communication
- Repair before unnecessary replacement
- No unnecessary upgrades
- Quality workmanship
- Fair, competitive pricing
Rhode Island Master Pipefitter II License #00001990 | MA Burner License BU-319068 | EPA Section 608 Technician Certification—Types I and III, completed through VGI Training.
HVAC Installation, Repair & Maintenance Services
Residential and commercial heating, cooling, and mechanical services across Rhode Island and southeastern Massachusetts.
HVAC Installation & Replacement
- New system installation
- System replacement
- New construction & additions
- Properly sized equipment
Air Conditioning Services
- Central & commercial AC
- AC repair & troubleshooting
- Warm air, leaks & freeze-ups
- Seasonal maintenance
Heating, Boiler & Furnace Services
- Boiler & furnace repair
- Heating installation & replacement
- No heat & leak diagnostics
- Aging equipment upgrades
Heat Pumps & Ductless Mini-Splits
- Heat pump installation
- Ductless mini-split systems
- Repair & maintenance
- Residential & commercial
Commercial HVAC & Mechanical Services
- Rooftop unit service
- Commercial boilers
- Mechanical systems
- Commercial refrigeration
HVAC Repair & Diagnostics
- Poor airflow & uneven temps
- Leaks & unusual noises
- Short cycling & failures
- Repair vs. replace guidance
HVAC Maintenance & Preventative Service
- Seasonal tune-ups
- Preventative maintenance
- Heating & cooling equipment
- Residential & commercial
Indoor Comfort, Air Quality & Controls
- Thermostats & controls
- Zoning & ventilation
- Filtration & humidity control
- Indoor air quality
What Makes Gemini Stand Out
Premium HVAC service delivered by an owner who stays close to every job — from everyday repairs to full system installations.
18 Years of Hands-On HVAC Experience
Eighteen years of owner experience applied to residential and commercial HVAC projects.
Honest Recommendations
Focused on what the system actually needs instead of automatically recommending the most expensive option.
Owner-Operated Service
Responsibility for workmanship and customer service stays close to the customer.
Residential & Commercial Experience
Work with homeowners, businesses, property managers, contractors, developers, and facility managers.
Quality Workmanship
Correct installation, dependable equipment, system performance, and long-term reliability come first.
Fair, Competitive Pricing
Premium HVAC service at honest, competitive pricing without unnecessary upselling.
A Straightforward HVAC Service Process
Tell Us What You Need
Call or contact Gemini and explain the heating, cooling, installation, maintenance, refrigeration, or mechanical service needed.
We Evaluate the System or Project
Review Your Options
Complete the Work
HVAC Solutions for Homes, Businesses & Construction Projects
- Residential HVAC replacements
- New construction
- Renovations
- Boiler replacements
- Ductless mini-split installations
- Commercial heating and cooling
- HVAC repairs and diagnostics
- Commercial refrigeration
- Commercial HVAC installations
- Home additions
- Central air replacements
- Heat pump installations
- Rooftop unit replacement and service
- Preventative HVAC maintenance
- Mechanical systems
- Indoor air quality and comfort improvements
Veteran-Owned Business
Residential Maintenance Plans
10% Community Heroes Discount
For Military, First Responders, & Teachers
- See FAQ for more details
Frequently Asked Questions
We provide residential and commercial HVAC installation, replacement, repair, diagnostics, and maintenance — including boilers, furnaces, central air conditioning, heat pumps, ductless mini-splits, water heaters, air handlers, rooftop units, mechanical systems, and commercial refrigeration.
Yes. We work with homeowners as well as business owners, property managers, general contractors, developers, and facility managers throughout Rhode Island and southeastern Massachusetts.
Yes. We install and replace HVAC systems in existing properties, new construction, renovations, and additions, with attention to properly sizing the equipment for the space.
Yes. We troubleshoot air conditioning systems that will not turn on, blow warm air, leak, freeze, run constantly, make unusual noises, or fail to cool evenly, and then explain the repair or replacement options.
Yes. We service and repair boilers, furnaces, and other heating equipment for issues such as no heat, leaks, unusual noises, inconsistent temperatures, and aging systems, and we handle full replacements when repair no longer makes sense.
Yes. We service, repair, and replace commercial rooftop units along with commercial boilers, mechanical systems, and refrigeration equipment.
Preventative maintenance and tune-ups help reduce unexpected breakdowns, protect equipment, and keep system performance more consistent over time.
We serve residential and commercial customers throughout Rhode Island and southeastern Massachusetts.
Cost depends on the equipment, the condition of the system, and the scope of the work. We evaluate the system or project first, explain the findings, and review the options so you know what you are paying for before work begins.
Yes. Veterans and active-duty military, law enforcement, firefighters, EMTs, paramedics, and teachers receive 10% off residential HVAC service and repair, and 10% off qualifying installations and replacements, up to $300 per project. See our HVAC Savings & Discounts page for full details.