516-791-6744 mikea1@a1systems.net


Serving clients from Long Island to Manhattan for 35 years


Satisfying all your computer needs in sales & service since 1984


Offering A-1 support to commercial, home office, and residental clients



Our clients span many industries – medical, legal, and accounting offices, contracting and engineering firms, yacht clubs, and more. We offer prompt, affordable support for all brands of computers, tablets, servers, office machines, and peripherals.  Server installation and configuration, VPN and firewall protection, virus, spyware, malware, and adware removal – we handle all of your system needs.


Let A-1 Systems Support be your home office IT department. We specialize in stand-alone configurations, and can provide both onsite and remote access support. We service all brands of computers, printers, wireless routers, and peripherals.


Desktops, laptops, tablets, mobile devices – A-1 Systems Support provides affordable service for all. We can repair cracked touch screens, remove viruses, spyware, malware, and adware, and set up your wifi, so you can avoid down time on your free time. 


A-1 Systems has been my dental offices IT go to person for many years. At no time has he ever disappointed, and has always provided exceptional service and talent.


I was introduced to A-1 at least 10 years ago and I have purchased from him both for my business and home personal use quite a few Computers both desktops and laptops. He goes out of his way to explain everything he is doing along with giving you a quick lesson or two or three once he has completed his work. There are many companies that do what Mike does, but you would be hard pressed to find one that does it better.


Mike from A-1 Systems has been the mainstay of my law office tech support system.  We have known him for more than 10 years.  He is always available when needed and completes all jobs timely and well.


The service and support provided by A-1 Systems Service to our law firm has been timely, impeccable and a great solution is always in store to all of our computer problems.


We have used A-1 for over 10 years.  A-1 has always provided us with an amazing level of service.  No matter what time or day A-1 always has a solution to any computer issues we have big or small.  Having the expertise of A-1 in the always changing computer world has been a huge help to the success of our trucking company.


Our accounting firm has been working with A-1 Systems and Mike Stanisz for almost 20 years. Mike has a great way of explaining what the issue is and the options that are available to correct it. We have never felt like we have been sold more than we bargained for and there are never any hidden costs. We have recommended A-1 Systemsto family and clients alike knowing that they will receive the best IT service around.




A-1 Systems Services Inc. is dedicated to providing our Commercial, Educational, and Personal users with a total solution. Established in 1984, we specialize in networking environments as well as standalone configurations. We take great pride in supplying our clients with friendly and prompt computer services for all their computing needs. We service Nassau and Suffolk counties on Long Island as well as all five boroughs of New York City.

From the residential client to the corporate client, A1-Systems Service Inc. is prepared for any call.