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Home Remodeling

A1 Longisland Mechanical is an award-winning New York, Lonisland remodeling contractor specializing in kitchen  remodeling, bathroom remodeling, room additions and complete home renovations. With 25-plus  years experience in residential construction and home improvement, A1 Longisland Mechanical assists  clients in visualizing the “dream home potential” of existing properties by incorporating  contemporary stylings and features typically found only in new home communities. A1 Longisland Mechanical can provide a range of services including Site Selection & Acquisition, Design & Construction Specifications and Critical Path Time-Line Management. Whether your personal design style is Traditional, Mid-Century Modern or Country French, Quality Craftsman Inc can execute your remodeling project utilizing the latest in design trends, materials, finishes and fixtures on the market today. If you are looking for a company that specializes in high-quality home remodeling in Dallas, call Quality Craftsman Inc to have your project completed on time, on budget and with your complete customer satisfaction.


HVAC Installation &

For air conditioning and heating installation, maintenance and repair in Deer park, New York and beyond, there’s no better place to turn than A1 Longisland Mechanical, Heating and Air. Our team is committed to fast, accurate and affordable heating and air conditioning service.

Technical expertise and the very best customer service come together you when you contact us at Trofast. We can help you tame the harshest weather so that you’re always comfortable in your home. For both planned maintenance and emergency services, we’re the first and best place to turn.


As an authorized Carrier dealer, we’re ready to provide the very best HVAC system for your new or existing home. After we complete precise load calculations, we provide you with an array of heating and air conditioning system choices that can meet your needs while offering the very best energy efficiency. And of course, we keep your budget in mind.

If your system is more than a decade old, it’s probably time to replace it, but the process doesn’t have to be stressful or time-consuming. When you turn to us for HVAC system replacement, we can get the job done right and within your budget as quickly as possible.


We know the importance of quick and accurate service when you need heating and air conditioning repair, so we come to your home as soon as possible — and fully stocked to complete most work in just one visit. Plus, we’re available for emergency work 24 hours a day. Once we determine what’s wrong, we make sure we have your approval before we take action to complete your heating and air conditioning service.

We also believe strongly in the power of preventative maintenance. Many small issues and even catastrophic failures can be prevented when you have heating and air conditioning service performed regularly. We recommend service twice a year. This includes inspection and lubrication, cleaning the drainage system and inside and outside coils and checking refrigerant levels, among other things.

Ready to get on the road to a more comfortable home? Our team of experts is ready to assist you. Contact us now, and a Trofast technician will soon be at your Fort Worth, Texas area home — ready to take action and solve your problem. When you work with us, your best quick, accurate and long-term solutions are right around the corner.



As a roofing contractor local to Deer Park, NY as well as surrounding areas in Suffolk and nassau counties, we are proud to offer professional replacement services to our customers throughout Longisland. No matter the type of roof you are looking to install for your home, we have the knowledge and experience to complete your project on time and within budget!

From tear-off to the completion of installation, new roofing is our specialty. Have a flat roof? We can handle that as well. Our experts are familiar with a wide variety of materials, including Epdm, TPO, slate, shake, shingles, and metal – so we can customize the look of your home just the way you want it!

If you are looking for a new roof or to replace your existing one – don’t delay and contact A1 today!







Want top-notch service at an affordable price with 24/7 with a company that you can trust? Then you’ve come to the right place. A1 long island mechanical, is here to make sure your experience is one of a kind. We offer a wide range of services ranging from drain & sewer cleaning to tankless water heater installations available to both residential and commercial clientele. We take care of you day or night with our 24 hour, 7 day a week emergency service. No job is too much for us to handle – so take advantage of our expert plumbing services and get the help you need today. Our duty is to make sure that each job is hassle free so each experience is worth your time and money..


Pressure Cleaning

A1 Longisland Mechanical, in Deer Park, NY, will safely power wash the many surfaces that exist at your home, including: aluminum, vinyl, steel, wood, siding, stucco brick, stone, decks, driveways, patios, tennis courts etc. A1 Longisland Mechanicalremoves algae, dirt, fungus, grime, mold, mildew, stains and much more. The exterior surfaces of your home are always exposed to harmful elements, both man-made and natural. Ultraviolet light rays, wind, rain and dirt physically attack surfaces causing them to degrade, discolor, oxidize or chalk over time. Mold, mildew, birds, insects, spiders and tree sap can add to these effects. Then comes the assault caused by man-made elements such as industrial pollution and automotive exhaust, acid rain and chimney soot. These take their toll on your home over time. If not removed periodically they can destroy the beauty and reduce the value of your property dramatically. To maintain the appearance and value of your home, periodically cleaning of exterior surfaces is recommended. This may include your house, deck, roof, awnings, gutters, patio, walks, and driveway. The frequency of cleaning will depend on local conditions. Cleaning can greatly slow the ravages of nature and it will definitely enhance the beauty and preserve the value and livability of your home. Applications of protective coatings and sealers can supply longer term protection and enhanced appearance.

Algae mildew and mold is a common problem in some areas due to local conditions of heat, humidity and surroundings. Airborne mold and fungus spores can also produce similar harmful deposits. A1 Longisland Mechanical, uses bio-degradable environmentally organic cleaners. Cleaning agents designed specifically to eliminate mildew and mold while also removing dirt and pollution. Oxidation or chalking is a chemical reaction between a painted surface, air and sunlight. This chalk film causes the finish of your house to appear dull or the color to fade. If the condition has not gone too far A1 Longisland Mechanical, can often restore the finish to improve its appearance dramatically. Rain may cause chalk from the siding to run, streaking windows, brickwork and foundations.


Masonry Services

  • Excavation and Dirt Removal
  • Basic and Custom Concrete
  • Chimneys
  • Contemporary and Classic Patios
  • Footing and Foundations
  • Blockwork
  • Steps
  • Real & Cultured Stone
  • Brickwork
  • Pavers
  • Stucco
  • Pavers
  • Real Stone
  • Cultured Stone
  • Dry Well / Septic Tanks
  • Window Wells
  • Basement Entrance
  • Retaining Wall
  • Fireplaces and Interior
Phone: 1.631.258.3232

Deer Park, NY
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