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Verified Reviews for Energy Efficiency Auditing pros in Central Islip, NY
*The Angi rating for Energy Efficiency Auditing companies in Central Islip, NY is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Energy Efficiency Auditing needs.
*The HomeAdvisor rating for Energy Efficiency Auditing companies in Central Islip, NY is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Energy Efficiency Auditing needs.
Last update on November 20, 2025
Find Energy efficiency auditors in Central Islip

Arvada Mechanical Corp.
Arvada Mechanical Corp.
? End of winter special for all new customer! ? ?$69.99 special diagnostic fee for troubleshooting or general heating system evaluations. ? ? Call now at (516) 260- 4328! HVAC Gurus. That’s what the competition calls Arvada Mechanical. We are the company that your local company calls when they don’t know what to do. We specialize in all Heating, Air Conditioning and Water Heater Repairs. We are certified by some of the most prestigious Boiler, AC and Water Heater companies in the nation and it shows in our work and professionalism. This includes: AO Smith, American, Whirlpool, John Wood. We are Certified by BAXI and Weil McLain as authorized reps. We have been in the industry since 1997 and we’re not going anywhere anytime soon. Family owned and operated and every customer is treated like family!
"Arvada was great. Price they quoted was the price I paid. Very professional technicians, also very personable. Will use again and recommend. "
RENE K on November 2025
? End of winter special for all new customer! ? ?$69.99 special diagnostic fee for troubleshooting or general heating system evaluations. ? ? Call now at (516) 260- 4328! HVAC Gurus. That’s what the competition calls Arvada Mechanical. We are the company that your local company calls when they don’t know what to do. We specialize in all Heating, Air Conditioning and Water Heater Repairs. We are certified by some of the most prestigious Boiler, AC and Water Heater companies in the nation and it shows in our work and professionalism. This includes: AO Smith, American, Whirlpool, John Wood. We are Certified by BAXI and Weil McLain as authorized reps. We have been in the industry since 1997 and we’re not going anywhere anytime soon. Family owned and operated and every customer is treated like family!
"Arvada was great. Price they quoted was the price I paid. Very professional technicians, also very personable. Will use again and recommend. "
RENE K on November 2025

FLG Home Performance
FLG Home Performance
Frankie is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers interests, and make their concerns the basis of our business. Frankie is also a Building Performance Institute certified building analyst and envelope professional trained in whole house energy auditing. Air sealing, insulation, blower door testing, caz testing. If you have any issue other companies haven’t been able to figure out call FLG and through testing we will solve ANY issue.
"I found FLG Home Performance thru Angie online read his reviews, and while going thru other referred reviews. I received a call from Frankie who answered All my questions took his time to ask me questions and so I hired him. Frankie came to the house the next morning and worked on my Oil Steam Burning Boiler for hrs, you can barely find anyone that can work on these anymore. He cleaned it out, checked every radiator in the home, explained everything to me, clean the bathroom, his work, And is extremely fair in pricing."
Naomi R on March 2024
Frankie is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers interests, and make their concerns the basis of our business. Frankie is also a Building Performance Institute certified building analyst and envelope professional trained in whole house energy auditing. Air sealing, insulation, blower door testing, caz testing. If you have any issue other companies haven’t been able to figure out call FLG and through testing we will solve ANY issue.
"I found FLG Home Performance thru Angie online read his reviews, and while going thru other referred reviews. I received a call from Frankie who answered All my questions took his time to ask me questions and so I hired him. Frankie came to the house the next morning and worked on my Oil Steam Burning Boiler for hrs, you can barely find anyone that can work on these anymore. He cleaned it out, checked every radiator in the home, explained everything to me, clean the bathroom, his work, And is extremely fair in pricing."
Naomi R on March 2024

Triple H Insulation
Triple H Insulation
Since 1999, Triple H Insulation has been providing Long Island customers the most comprehensive energy saving services with the utmost integrity and professionalism. We specialize in all aspects of heating, cooling, insulation and air sealing, including spray foam. As a woman-owned company, we are committed to treating everyone with equal respect and focus on direct communication with the household decision makers so each person is engaged in the process. Our skilled energy experts use building science principles to help our clients reduce energy costs and improve their homes' comfort. We hold a Gold Star designation from the Building Performance Institute (BPI.org) and our staff is BPI certified as energy auditors with building envelope, heating, heat pump, and central air conditioning replacement solutions. Triple H has licences in Suffolk and Nassau county and is an EPA Lead Safe Certified Renovator and PSEG LI Home Performance Partner.
"Great company that provided excellent service"
Micheal W on December 2023
Since 1999, Triple H Insulation has been providing Long Island customers the most comprehensive energy saving services with the utmost integrity and professionalism. We specialize in all aspects of heating, cooling, insulation and air sealing, including spray foam. As a woman-owned company, we are committed to treating everyone with equal respect and focus on direct communication with the household decision makers so each person is engaged in the process. Our skilled energy experts use building science principles to help our clients reduce energy costs and improve their homes' comfort. We hold a Gold Star designation from the Building Performance Institute (BPI.org) and our staff is BPI certified as energy auditors with building envelope, heating, heat pump, and central air conditioning replacement solutions. Triple H has licences in Suffolk and Nassau county and is an EPA Lead Safe Certified Renovator and PSEG LI Home Performance Partner.
"Great company that provided excellent service"
Micheal W on December 2023

Triple H Insulation
Triple H Insulation
Since 1999, woman-owned and operated Triple H Insulation has been providing Long Island customers with the most comprehensive home evaluation services with the utmost integrity and professionalism. We specialize in all aspects of Insulation and Air Sealing, including open and closed-cell Spray Foam, blown in and dense-packed cellulose, crawl space encapsulation and dehumidification. We can perform a free evaluation of your home from your basement or crawlspace to your attic. As a woman-owned company, we are committed to treating everyone with equal respect and focus on direct communication with all the household decision makers so each person is engaged in the process. Our skilled comfort consultants use building science principles to help our clients reduce energy costs and improve their homes' comfort. We hold a Gold Star designation from the Building Performance Institute (BPI.org) and our staff is Gold Star BPI certified. Triple H has Home Improvement Licenses in Suffolk, Nassau and NYC. See our great before and after photos on triplehcontracting.com.
"It went very well and were on time. Extremely polite and explained everything and cleaned up well afterwards."
Mary G on June 2019
Since 1999, woman-owned and operated Triple H Insulation has been providing Long Island customers with the most comprehensive home evaluation services with the utmost integrity and professionalism. We specialize in all aspects of Insulation and Air Sealing, including open and closed-cell Spray Foam, blown in and dense-packed cellulose, crawl space encapsulation and dehumidification. We can perform a free evaluation of your home from your basement or crawlspace to your attic. As a woman-owned company, we are committed to treating everyone with equal respect and focus on direct communication with all the household decision makers so each person is engaged in the process. Our skilled comfort consultants use building science principles to help our clients reduce energy costs and improve their homes' comfort. We hold a Gold Star designation from the Building Performance Institute (BPI.org) and our staff is Gold Star BPI certified. Triple H has Home Improvement Licenses in Suffolk, Nassau and NYC. See our great before and after photos on triplehcontracting.com.
"It went very well and were on time. Extremely polite and explained everything and cleaned up well afterwards."
Mary G on June 2019

Premier HVAC Services
Premier HVAC Services
When you need help with your heating, ventilation and air conditioning, you don’t want to hear that your technician is stuck in traffic. You won’t hear that excuse from us. We’re based in Brooklyn, at Sheepshead Bay road - in an office, not a phone drop or a postal address. It gives us quick access to many of our customers. But we also have workstations in Staten Island and Long Island. This way, our techs can quickly help you, whether you have an emergency or a routine call. They can rapidly fan out across Manhattan, Queens, Brooklyn and Long Island, ready to install mini-splits and portable AC units, clean chimneys, service residential and commercial HVAC systems, solve your radiant heat problem or get your furnace running more effectively. Our techs are experienced in all sorts of HVAC installation and repair, from heat pump systems and oil furnaces to air conditioner compressors and ac units. How we began As veterans of the industry for more than 10 years, we formed the company in Brooklyn in June 2016 with just one van and one technician. Fortunately, satisfied customers have rewarded us with many referrals and now we have seven vans and 15 people on our team, including office staff. We’re very proud and very grateful for our success. The team leader is Greg. He oversees all three locations and keeps us organized, making sure we respond to calls and we don’t leave until the customer is satisfied. Our techs are experienced, licensed and insured. We can help you, whether you want a new heat pump, a boiler repair, clean air ducts or a commercial HVAC overhaul.
"I called Premier HVAC Services for a routine check-up, and they never showed up. After waiting 3 hours, they rescheduled for a week later without any apologies. Completely unprofessional and unreliable. I wouldn’t trust them with my HVAC needs."
Heidi O on October 2025
When you need help with your heating, ventilation and air conditioning, you don’t want to hear that your technician is stuck in traffic. You won’t hear that excuse from us. We’re based in Brooklyn, at Sheepshead Bay road - in an office, not a phone drop or a postal address. It gives us quick access to many of our customers. But we also have workstations in Staten Island and Long Island. This way, our techs can quickly help you, whether you have an emergency or a routine call. They can rapidly fan out across Manhattan, Queens, Brooklyn and Long Island, ready to install mini-splits and portable AC units, clean chimneys, service residential and commercial HVAC systems, solve your radiant heat problem or get your furnace running more effectively. Our techs are experienced in all sorts of HVAC installation and repair, from heat pump systems and oil furnaces to air conditioner compressors and ac units. How we began As veterans of the industry for more than 10 years, we formed the company in Brooklyn in June 2016 with just one van and one technician. Fortunately, satisfied customers have rewarded us with many referrals and now we have seven vans and 15 people on our team, including office staff. We’re very proud and very grateful for our success. The team leader is Greg. He oversees all three locations and keeps us organized, making sure we respond to calls and we don’t leave until the customer is satisfied. Our techs are experienced, licensed and insured. We can help you, whether you want a new heat pump, a boiler repair, clean air ducts or a commercial HVAC overhaul.
"I called Premier HVAC Services for a routine check-up, and they never showed up. After waiting 3 hours, they rescheduled for a week later without any apologies. Completely unprofessional and unreliable. I wouldn’t trust them with my HVAC needs."
Heidi O on October 2025
The Wonky Donkey
The Wonky Donkey
Hire your beverage burro, Rhubarb the rescue donkey to help serve drinks, snacks, party favors, and more! Take your party or event to the next level and contact us today.
Hire your beverage burro, Rhubarb the rescue donkey to help serve drinks, snacks, party favors, and more! Take your party or event to the next level and contact us today.

Crown Environmental, LLC
Crown Environmental, LLC
We are a small environmental consultation firm specializing in the identification and testing of any and all environmental hazards. These include; asbestos, lead, mold, volatile organic compounds (VOCs), radon gas, soil and groundwater contaminants, and polychlorinated biphenyls (PCBs). We provide our clients with competitive pricing and quick laboratory turnaround times, assuring proper due diligence and following the ASTM standard.
"They inspected for lead, moisture, mold and etc."
Paul A on October 2019
We are a small environmental consultation firm specializing in the identification and testing of any and all environmental hazards. These include; asbestos, lead, mold, volatile organic compounds (VOCs), radon gas, soil and groundwater contaminants, and polychlorinated biphenyls (PCBs). We provide our clients with competitive pricing and quick laboratory turnaround times, assuring proper due diligence and following the ASTM standard.
"They inspected for lead, moisture, mold and etc."
Paul A on October 2019

Platinum Residential Services
Platinum Residential Services
EXCEPTIONAL PEOPLE * EXCEPTIONAL COMPANIES * EXCEPTIONAL RESULTS. Platinum Residential Services (PRS) is truly unique in the HVAC Industry. We are Family Operated and perform all trades in-house without the use of subcontractors. Boilers, Air-Conditioning Systems, Plumbing is all performed by our technicians with onsite Project Management. PRS a One-Source for all your Mechanical, Electric, and Plumbing Projects and Services- Your Comfort Comes First. DIFFERENT DISCIPLINES. SAME GOALS. The highly- respected companies who are members of Platinum Energy Group (PEG) supply everything from boiler equipment to cost-efficient lighting… from energy management to natural gas and electricity. But we have built a reputation that goes beyond our ability to provide quality products and services. We are proud to be known for providing solutions. Whether you are responsible for commercial, industrial or institutional property, each of our carefully selected companies has the expertise and the experience to assess your situation and recommend cost-efficient and effective approaches that will satisfy your needs as well as your budget. We can even arrange for creative financing. EXCEPTIONAL PEOPLE Platinum Energy Group is family-owned and operated by two generations of energy experts. Our experience helps us pinpoint other professionals who have honed their skills and talents in one specific area. As part of PEG, these experts apply their focus to your project while understanding how their specialty fits into the overall framework. EXCEPTIONAL COMPANIES Over the years, we have added companies to our roster that complement our mission of becoming your complete energy source. Each of the companies meets our criteria for relevant, well-priced, high quality service and products.
EXCEPTIONAL PEOPLE * EXCEPTIONAL COMPANIES * EXCEPTIONAL RESULTS. Platinum Residential Services (PRS) is truly unique in the HVAC Industry. We are Family Operated and perform all trades in-house without the use of subcontractors. Boilers, Air-Conditioning Systems, Plumbing is all performed by our technicians with onsite Project Management. PRS a One-Source for all your Mechanical, Electric, and Plumbing Projects and Services- Your Comfort Comes First. DIFFERENT DISCIPLINES. SAME GOALS. The highly- respected companies who are members of Platinum Energy Group (PEG) supply everything from boiler equipment to cost-efficient lighting… from energy management to natural gas and electricity. But we have built a reputation that goes beyond our ability to provide quality products and services. We are proud to be known for providing solutions. Whether you are responsible for commercial, industrial or institutional property, each of our carefully selected companies has the expertise and the experience to assess your situation and recommend cost-efficient and effective approaches that will satisfy your needs as well as your budget. We can even arrange for creative financing. EXCEPTIONAL PEOPLE Platinum Energy Group is family-owned and operated by two generations of energy experts. Our experience helps us pinpoint other professionals who have honed their skills and talents in one specific area. As part of PEG, these experts apply their focus to your project while understanding how their specialty fits into the overall framework. EXCEPTIONAL COMPANIES Over the years, we have added companies to our roster that complement our mission of becoming your complete energy source. Each of the companies meets our criteria for relevant, well-priced, high quality service and products.

MyRate Energy
MyRate Energy
MyRate Value Energy plans bring you simple Natural Gas and Electricity price protection.
MyRate Value Energy plans bring you simple Natural Gas and Electricity price protection.
The Central Islip, NY homeowners’ guide to energy efficiency auditing services
From average costs to expert advice, get all the answers you need to get your job done.
•Discover the average home energy audit cost, what impacts pricing, and how to save money on your audit. Get transparent, expert-backed cost info for homeowners.

A home energy audit is a detailed write-up of how to lower your utility bills and increase your comfort level. Find out if they’re worth the cost.
•Get a detailed breakdown of thermal imaging home inspection costs, including average prices, cost factors, and tips to help homeowners budget.

Home energy audits can identify ways to make your home more energy-efficient. Learn whether an energy audit is a good investment for your home.
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