Security cameras, smart home, access control & networking — professionally installed across New York City.
From a single camera to a fully automated smart building — AllTech Systems handles design, installation, and ongoing support.
HD and 4K surveillance cameras with remote monitoring, night vision, motion alerts, and cloud storage. Wired and wireless options for homes, offices, and multi-unit buildings.
Learn moreUnified control of lighting, HVAC, locks, cameras, and entertainment from a single app or voice command.
Learn moreEnterprise-grade WiFi coverage, structured cabling, and network security for seamless connectivity.
Learn moreKeycard, fob, and biometric entry systems. Manage who enters your building from anywhere.
Learn moreVideo and audio intercoms for residential buildings, offices, and gated properties. Answer your door from anywhere.
Learn moreBusiness phone systems, whole-home audio, and professional A/V installations tailored to your space.
Learn moreFrom smart doorbells to full security ecosystems — we design systems that fit your home's layout and your family's routine. Discreet, reliable, and easy to use every day.
Multi-site security management, access control for employees, and business-grade networks — all installed to code and supported during business hours.
Trusted by hundreds of homeowners and businesses across Brooklyn and New York City.
"AllTech installed a full camera system at our office building. Menachem and his team were professional, fast, and the quality of work was outstanding. We can monitor every corner remotely. Highly recommend."
"The intercom and access control system AllTech set up for our building has been flawless. Tenants love being able to buzz people in from their phones. Installation was clean and done on schedule."
"We had AllTech automate our entire home — lights, thermostat, cameras, and speakers. The system works seamlessly and the team explained everything clearly. Worth every penny."
"After comparing several companies, AllTech stood out for their pricing, expertise, and availability. They installed 14 cameras across our warehouse and the footage quality is crystal clear day and night."
"The networking overhaul for our office was done quickly and without any disruption. We went from constant drops to rock-solid WiFi throughout the entire floor. Couldn't ask for better service."
"Called AllTech on a Sunday morning after a break-in scare. They came out the same day, assessed our vulnerabilities, and had cameras and a new lock system installed by evening. Fast and reliable."