We engineer security systems that work.
We secure government, commercial, and high-value residential properties across New York. We start every project with an assessment of your actual needs, not a push to sell equipment.
Engineering-grade security, from military bases to Manhattan buildings.
Connextivity secures U.S. military installations, government offices, and critical infrastructure projects requiring the highest levels of reliability, security, and historic architecture preservation. We bring this same engineering expertise to New York's commercial properties, luxury residential buildings, and hospitality projects.
Tailored security solutions for every environment.
We deliver advanced security solutions and cutting-edge technology for commercial, industrial, and residential properties, integrating alarm systems, access control, and video surveillance into one seamless platform. Fully licensed, insured, and certified.
Security Assessments
Certified security evaluations that identify vulnerabilities and deliver clear, objective recommendations with no sales pressure.
Security Cameras
Enterprise-grade IP surveillance systems built for reliable coverage, remote access, and scalable performance.
Access Control
Secure, scalable access control systems that manage credentials and protect entry points with precision.
Video Intercoms
Modern video intercom solutions that enable real-time verification and secure remote entry.
Alarm Systems
Intelligent intrusion detection systems designed for rapid response and seamless integration.
System Maintenance
Proactive maintenance services that keep your security systems optimized, reliable, and protected from downtime.
Networking & IT Infrastructure
Security-focused network design and structured cabling that power stable, high-performance systems.
Legacy System Upgrades
Strategic modernization of outdated systems into integrated, future-ready security platforms.
Clients who can't afford security failures, and need systems designed correctly from the start.
If security matters beyond "just having cameras," you're in the right place. We support security directors, owners, property managers, and developers.
A structured process, engineered for a smooth experience.
Free initial consultation
Understand your goals and environment.
Assessment & analysis
Identify risks and gaps in your current systems.
Design & guidance
Clear recommendations and engineered plans.
Verification
Confirm systems work as intended through formal commissioning.
Real solutions, real results.
"The views were crystal clear and a big improvement over the 15 year old cameras. The Commander was very complimentary of the team's performance and professionalism."
"We greatly appreciate the project coming in within the budget parameters and in a highly timely manner. The system selected was exceedingly easy to train on."
"It has been a pleasure working with Connextivity. Your professionalism and efficiency were much appreciated for our squadron."
The problem with most security projects.
Most security systems are designed, installed, and approved by sales or installation teams without training or verification. That's how gaps, blind spots, and long-term risks get missed.
Most installers ask: "How many cameras do you want?"
We ask: "What are you actually trying to protect, and from what?"
Assessment-first, not equipment-first.
- Designed around real-world use, not templates
- Performance verified through formal commissioning
- Installation optional, not assumed
- CPP® & CSPM®-certified professionals
Partners that let us produce work we're proud of.
We're certified partners of the physical security and IT brands
NYC properties actually rely on.
Connextivity's expertise, cited by national publications.
Our founder Kevin Chen, CPP, has been quoted as a security expert source in national home and lifestyle publications.
Not sure if your security system is actually working the way you think?
Get a no strings attached assessment and a customized security plan tailored to your environment.