Technology Designed Around People
Consultation. Design. Installation. Support.
Everything you need. One trusted local team.
✓ On-Site Consultation ✓ Professional Installation ✓ Ongoing Support
The ET Security Experience
We Listen
Understanding your goals comes first.
We Design
Every solution is built around your needs.
We Install
Professional technicians. Clean results.
We Support
Local help. Long-term relationships.
Security Made Simple
Mobile Alerts
Stay informed wherever you are.
Remote Viewing
See your property from virtually anywhere.
Recorded Evidence
Review important events when you need them.
Peace Of Mind
Know your property is protected day and night.
Is Your Home or Business Truly Protected?
Crime doesn't wait. Neither should you.
Break-ins, package theft, and vandalism are on the rise across Long Island. A professionally installed security camera system is the single most effective deterrent — and we'll install yours fast.
Our Services
From security systems and networking to audio, displays, and ongoing support, ET Security designs technology solutions built around your needs.
Security Camera Systems
Protect what matters most with professionally designed surveillance systems.
Network Infrastructure
Reliable connectivity designed for performance, productivity, and growth.
Audio Systems
Premium audio experiences designed around your space and lifestyle.
TV Wall Mounting
Clean, organized installations that enhance any room or business environment.
AV Rack Design & Installation
Organized, reliable technology environments designed for long-term performance.
IT Support & Maintenance
Personalized support from a local team that understands your systems.
Trusted Across Long Island
Built for the way you live and work.
From homes and businesses to entertainment and commercial spaces, ET Security delivers technology solutions built around your needs.
Trusted Technology
Technology We Trust
We carefully select proven technology that delivers reliability, simplicity, and long-term performance for homes and businesses.
Trusted By Homeowners & Businesses Across Long Island
Real reviews from verified Google customers across Long Island.
Diana Rashidzada
July 24, 2026
"Erwin is a pleasure to work with, I would give his crew and company 100 plus stars, that's how happy I am. He's the best out there! I did my security cameras, install of TVs, sound system and etc."
J Rags
April 23, 2026
"Second time using this company. Great, clean job and fairly priced. Highly recommend."
Nancy
April 16, 2026
"I am so happy with the customer service ET Security provides. Their security system is very user friendly. Anytime I have a question they are prompt to provide assistance. 10/10."
Featured Technologies
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Get Your Free Security Quote
No obligation. No pressure. Just expert advice.
Schedule a free consultation at your home, business, or our Hauppauge office.
Your Local Security Experts
ET Security Inc.
We also offer free on-site visits — we'll come to your home or business to assess your security needs at no charge.
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