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Business Details
15 Years
experience
Emergency
services
Your Trusted HVAC Partner in Nassau County
Since 2011, Five Star Mechanical has been a trusted provider of comprehensive HVAC solutions for residential and commercial properties across Nassau County. Our team of licensed, bonded, and insured professionals delivers high-quality installation, repair, and maintenance services for heating, air conditioning, boilers, and heat pump systems. We prioritize customer satisfaction through fair pricing, quality craftsmanship, and a solution-oriented approach tailored to each client's needs.

Our membership plans offer priority scheduling, discounted emergency diagnostics, and bi-annual maintenance to ensure long-term system reliability. Backed by over 15 years of local expertise, we use premium materials and equipment to maintain industry standards while providing personalized service from initial consultation to post-service support.
Services
AC Repair Heating Repair Boiler Services Heat Pump Installation Emergency HVAC Service Membership Plans Commercial Refrigeration Repair
Details
  • Year established: 2011
Highlights and features
  • Over 15 years of local HVAC expertise
  • Licensed, bonded, and insured professionals
  • 24/7 emergency service availability
  • Customized maintenance plans with priority scheduling
  • WBENC-certified for quality standards
Associations and certifications
  • WBENC
What people say
Fantastic job Terrific company Perfectly done Absolute professional Maintained impeccably
Services
HVAC Installation
We provide complete HVAC system installation for residential and commercial properties. Our technicians handle air conditioning, heating, and heat pump systems with precision. Using manufacturer-certified equipment ensures optimal performance and energy efficiency for long-term comfort.
Emergency HVAC Repair
Our emergency repair service addresses urgent heating and cooling system failures. Available outside regular business hours, we prioritize rapid response times to minimize downtime. Technicians carry essential replacement parts for immediate fixes to critical system components.
Preventive Maintenance
Scheduled maintenance plans include bi-annual system inspections and tune-ups. Our technicians clean components, check refrigerant levels, and identify potential issues. Regular maintenance extends equipment lifespan while maintaining manufacturer warranty validity.
Commercial HVAC Services
We specialize in commercial HVAC systems for offices, retail spaces, and restaurants. Services include specialized refrigeration repair and large-scale heating solutions. Our team understands business operational requirements for minimal service disruption.
Membership Plans
Our membership plans offer annual coverage for heating and cooling systems. Benefits include two maintenance visits, waived diagnostic fees, and priority scheduling. Plans are available for residential and commercial properties with customized pricing options.
Questions
What HVAC services do you offer for residential properties?
We provide complete residential HVAC services including installation, repair, and maintenance for heating systems, air conditioners, and heat pumps.
Do you offer emergency HVAC repair services?
Yes, we provide 24/7 emergency HVAC repair services for urgent heating and cooling system failures.
What are your commercial HVAC capabilities?
We handle commercial HVAC needs including refrigeration repair, large-scale heating systems, and business-specific climate control solutions.
Do you service all areas of Nassau County?
Yes, we serve all Nassau County areas including Garden City, Manhasset, and Roslyn Heights.
What payment methods do you accept?
We accept major credit cards, checks, and cash payments for our HVAC services.
Are your technicians licensed and insured?
Yes, all our HVAC technicians are fully licensed, bonded, and insured for your protection.