Long Island’s 20 Top Tech Companies

Business 1
Getty Images


Port Washington

Chemical distribution

Aceto manufactures rare ingredients for the pharmaceutical, cosmetic, nutritional, and agricultural industries.


American Technical Ceramics

Huntington Station

Electronic components

American Technical Ceramics develops electronics parts for the microwave
and telecommunications industries. Its products focus on several areas,
including wireless communications infrastructure, fiber optic, and medical


Andrea Electronics Corporation


Anti-noise devices

Andrea Electronics creates microphone devices that eliminate background noise for optimal communication. Its popular products include drive-thru mics and hands-free automotive mics, as well as other interactive technologies.


Bovie Medical


Medical manufacturing

Bovie specializes in electrosurgery products, including generators and accessories, as well as its electrosurgical smoke detectors and evacuators.


Comtech Telecommunications


Telecom equipment

Comtech services the commercial and government sectors with high-performing communications technology. Their products include satellites and location devices, public safety technology, and transmissions technology.


Diapulse Corp. of America

Great Neck

Healthcare equipment

Diapulse’s therapeutic technologies help treat chronic pain and injuries, especially after surgery. They also treat several types of ulcers.


Enzo Biochem



Enzo meets the needs of the ever-changing healthcare industry with its innovative diagnostic methods. With its portfolio of genetic and biological technologies, it runs three subsidiary companies: Enzo Therapeutics, Enzo Life Sciences, and Enzo Clinical Labs.


FalconStor Software


Computer software

FalconStor offers a comprehensive digital data management platform, as well as products that help individuals and companies store their data in an archive in protected network servers.


Fat Guy Media


Website design, marketing, media, design

Fat Guy Media’s expertise runs the full gamut of media marketing. Its staff can build websites and online portfolios, as well as managing all digital marketing, including social media, emails, content, and search engine.


LBi Software


Custom application development

LBi Software can customize a software program to give companies or organizations the exact functions or data analytics they need. Some of LBi’s high-profile clients include Major League Baseball, National Basketball Association, and NYCB.

GettyImages 1055964420
Getty Images

Managed Technology


Remote desktop management and IT support

Managed Technology helps businesses store and backup their data and manage and organize their online servers, while providing customer service support and keeping up-to-date with the latest business management technologies.




Ultrasonic and filtration

Misonix’s ultrasonic technology is used in operating rooms in all 10 of U.S. World and News Report ’s Top 10 Hospitals. Specifically, its ultrasonics are used for neurosurgery, spine surgery, and wound care.


Napco Security Systems


Security equipment

Napco is a leading security system manufacturer. Its building security devices are equipped with the latest technology, including hybrid WiFi and camera systems, network wireless locking, commercial intrusion detection, and more.


P&F Industries


Hand tools

This manufacturer sells its air-powered power tools and accessories through its subsidiaries in Melville, Continental Tool Group Inc. and Countrywide Hardware, Inc., under private labels of major retailers.


Pall Corporation

Port Washington

Filtration, purification

This manufacturer’s Pall Breathing System Filters have become more vital than ever in the Covid-19 pandemic to purify air quality. The company began ramping up production this year.


Zebra Technologies


Barcode scanners

Formerly Symbol Technologies, Zebra is a leader in barcode scanning technology and industrial mobile computing, which reaches many different industries.


Systemax, Inc.

Port Washington

Computer hardware

Systemax provides small to large businesses and individuals, as well as financial, government, and education institutions, with industrial equipment.


TCI Technologies


IT, managed services

This local, full-service tech company offers expert consulting services to customers across the tristate area, including cybersecurity solutions, IT project management, and cloud and managed services.




Drugs, cosmetics

United-Guardian handles research, development, and manufacturing of a range of products in the areas of pharmaceuticals, cosmetic ingredients, healthcare, and medical products.


Vicon Industries


Security equipment

Vicon’s security and surveillance equipment protects businesses, schools, hospitals, and cities globally. The company sells several different products, including dome cameras, box cameras, and bullet cameras.


Sign up for Long Island Press’ email newsletters hereSign up for home delivery of Long Island Press here. Sign up for discounts by becoming a Long Island Press community partner here.