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50+ Years
experience
Emergency
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Trusted HVAC, Plumbing & Electrical Services in East Setauket, NY
All Island Mechanical has been a trusted provider of comprehensive HVAC, plumbing, electrical, and heating services on Long Island since 1964. As a three-generation family-owned business founded by Carmine Aurigema and now led by his son Jeff and grandson Brandon, we prioritize prompt, reliable service and customer satisfaction. Our licensed and insured technicians deliver energy-efficient solutions for residential and commercial clients, including 24/7 emergency support.

With over 50 years of experience, we specialize in HVAC installations, oil-to-gas conversions, water heater repairs, and leak detection, ensuring year-round comfort for our community. Our commitment to quality is reflected in our mastery of all service areas, preventative maintenance programs, and customer-centric approach that values transparency and trust. We serve Suffolk County with pride, offering free estimates and tailored solutions to meet diverse needs.
Services
HVAC Repair Plumbing Services Electrical Services Oil to Gas Conversion Water Heater Repair Leak Detection Backup Generators Furnace Installation HVAC Maintenance Drain Cleaning
Details
  • Year established: 1964
Highlights and features
  • We offer 24/7 emergency service for urgent HVAC, plumbing, and electrical needs.
  • Our three-generation family business has served Long Island since 1964.
  • We specialize in energy-efficient HVAC and heating system installations and conversions.
  • Our technicians are master licensed and fully insured for all service areas.
  • We provide preventative maintenance programs to extend equipment lifespan and efficiency.
Services
HVAC Repair
All Island Mechanical provides expert HVAC repair and installation services for residential and commercial properties. Our licensed technicians handle emergency repairs, seasonal maintenance, and energy-efficient system upgrades. We service all major manufacturers and offer preventative maintenance programs to ensure optimal performance and longevity of cooling and heating systems.
Plumbing Services
Our master licensed plumbers offer comprehensive plumbing solutions including leak detection, water heater repair, drain cleaning, and oil-to-gas conversions. We handle both residential and commercial needs with 24/7 emergency availability. Services include fixture installations, re-piping, and water disaster prevention for Suffolk County properties.
Electrical Services
All Island Mechanical's licensed electricians deliver residential and commercial electrical services including panel upgrades, EV charging stations, and emergency repairs. We specialize in new construction wiring, remodeling projects, and safety installations like smoke detectors and generator hookups across Suffolk County.
Oil to Gas Conversion
We specialize in converting oil heating systems to energy-efficient natural gas systems. This service helps homeowners save 30-40% on heating costs while improving system efficiency. Our experts handle complete system replacements, including new furnace installations and gas line setup for Long Island properties.
Water Heater Repair
Our technicians service all types of water heating systems including tankless, electric, and gas models. We offer repair, installation, and maintenance services with energy-efficient options that may qualify for tax credits. Emergency service is available 24/7 for residential and commercial clients across Long Island.
People
Carmine Aurigema
Founder
Carmine Aurigema established All Island Mechanical in 1964 as a family-owned business. His vision for comprehensive home comfort solutions laid the foundation for three generations of service excellence in HVAC, plumbing, and electrical systems.
Jeff Aurigema
Owner/Manager
Jeff Aurigema continues his father's legacy by leading All Island Mechanical with over 30 years of industry experience. He oversees daily operations and ensures the company maintains its commitment to quality service and customer satisfaction across Suffolk County.
Brandon Aurigema
Manager
Brandon Aurigema represents the third generation of family leadership at All Island Mechanical. He contributes to the company's operations with modern technical expertise while upholding the family values of reliability and customer-focused service established in 1964.
Questions
What services does All Island Mechanical offer?
We provide comprehensive HVAC repair/installation, plumbing services, electrical work, oil-to-gas conversions, water heater repair, and 24/7 emergency services for residential and commercial clients.
Do you offer emergency service outside regular hours?
Yes, our 24/7 emergency service team responds to HVAC, plumbing, and electrical emergencies at any time for residential and commercial properties.
Are your technicians licensed and insured?
All our technicians are master licensed and fully insured for HVAC, plumbing, and electrical work across Suffolk County.
What areas do you serve?
We primarily serve Suffolk County on Long Island, including East Setauket, Nesconset, and surrounding communities.
Do you offer preventative maintenance programs?
Yes, we provide residential and commercial HVAC maintenance programs to improve efficiency, extend equipment life, and maintain manufacturer warranties.
Can you help with oil heating system conversions?
We specialize in oil-to-gas conversions that can save homeowners 30-40% on heating costs while installing modern, energy-efficient systems.
Reviews (3)
John Torres
Jul 10, 2020 Report
We live on the south shore of western Nassau County and we’ve been using All Island to service our central air system for a decade. They have always been responsive (especially when we needed them to come quickly), fairly priced and good at what they do, no matter which tech they send. We originally used them because the previous owner of our home did, but now we wouldn’t think of using anyone else and we recommend them highly.
Samantha Anne Nupieri
Mar 20, 2020 Report
Disgusting business practices. Buyer beware, $10,000.00 dollars on a brand new HVAC system and it still doesn’t work.
Joe Nupieri
Mar 19, 2020 Report
Terrible company, Jeff is a thug who tries to overcharge his clients and then resorts to non ethical tactics when you refuse to pay his bogus charges. I would stay away