Commercial Security Services

Whether you’re the owner-operator of a small business or the Security Director of a Fortune 500 company, you have concerns like employee safety, burglary, shoplifting, theft, and asset control. Security Instrument can help customize the right system for you.

Small Business…Big Security

Security, business intelligence and energy savings aren’t just for big corporations anymore. Reliable alarm systems, video surveillance and access control all work in tandem to reduce loss, monitor & protect employees and gain valuable business insight that can improve margins and propel your business forward.

Large Enterprise Projects

For large scale projects spanning multiple buildings or a single large property, security is only the beginning. Security Instrument specializes in enterprise-level networking, security and control systems just to name a few. We have experienced in-house designers, engineers, and installers who have customized comprehensive systems for hospitals, financial institutions and franchises.

Government & Municipal

Our integrated government security solutions employ access control and visitor management, intrusion detection and burglar alarm systems, integrated video surveillance systems, panic devices and fire and life safety solutions to help agencies streamline and enhance security operations.

Central Station Monitoring

Headquartered in Wilmington, Delaware, Security Instrument owns and operates an Underwriters Laboratories listed, Factory Mutual Approved central monitoring center delivering personalized services and providing a true cohesive solution.

Design, Engineering & Support

Our team includes NICET certified personnel, system designers, programmers, IT specialists, and CAD operators who are dedicated to delivering a full complement of design services so you can make an informed decision on what is the best solution for your application.

Commercial Case Studies

Since 1960, Security Instrument Corp has provided quality solutions, installation, value, and service after the sale for thousands of clients who continue to utilize our services. Explore our experience in the design, commissioning, and support of a variety of complex and unique systems.

Comprehensive Commercial Solutions

With over 50 years of experience in the commercial security and life safety environment, we offer a wide selection of products from some of the most trusted manufacturers in the industry. Our clients can choose from a full complement of personalized support services to back-up their system and help safeguard their people and property including:

  • System design and CAD services

  • Turn-key installation

  • Project management

  • 24/7 service and support

  • Central station services

  • Intrusion detection

  • Remote video services

  • Video surveillance

  • Wireless IP cameras

  • Access control

  • Intercom & entry systems

  • Fire Detection

Locally Owned & Operated Central Monitoring

Headquartered in Wilmington, Delaware, Security Instrument owns and operates it’s own Underwriters Laboratories listed, Factory Mutual Approved central monitoring center delivering personalized services and providing a true cohesive solution.

By utilizing industry-leading technology and our years of experience, Security Instrument can provide you with critical information in real time. With our state-of-the-art central UL listed, FM approved monitoring station, and highly-skilled personnel, we are available 24 hours a day, 365 days a year, rest assured that our systems and staff will be available when you need them the most.

Protecting what matters since 1960

A few reasons why thousands of comapnies trust Security Instrument…

Comprehensive Services

Security Instrument offers an full line of services from professionally engineered system designs and turnkey installation services, to 24 hour system monitoring.

A 56 Year Track Record Of Success

Founded in 1960, Security Instrument Corporation, a privately held U.S. Corporation, provides electronic security and life safety detection  and associated monitoring and support services.

Large Service Area

Security Instrument is Delaware’s largest full-service independently-owned security company, serving thousands of customers throughout Delaware, MD, NJ & PA.

A Few Of Our Technology Partners

SI integrates hundreds of products from our strategic partners.
The list displayed here is a sample offering.