SECURITY DOOR INC.

SERVICING NORTHWEST INDIANA’S COMMERCIAL & INDUSTRIAL SECURITY NEEDS USING ALL UNION WORKERS.

THE SECURITY SPECIALISTS

Security Door Inc. (SDi) is an all union worker security installation company servicing the greater Northwest, Indiana and Chicagoland area. From the high grade parameter fencing to electronic entry systems using the latest high-security technologies, we provide the highest quality security systems to protect your business.

OUR SERVICES

OVERHEAD DOORS

SDi is a dealer of Raynor, Wayne Dalton and TNR doors. We can supply anything from a stainless counter shutter to a high speed rubber door.
Access Controls

SDi has many different options from card readers and vehicle transponders to telephone entry and fingerprinting, we offer any service that you may need.
Perimeter Security

We offer a variety of perimeter security including perimeter fencing, warehouse enclosures, chain link storage, barbed wire and more!
ENTRANCE Gates

We have extensive experience servicing, repairing, fabricating and installing almost any kind of new commercial gate you might need.
Video Surveillance

SDi provides a vast assortment of security cameras as well as pre-configured and custom-designed security systems for every budget.
Anti-Terrorism

We provide man Anti-Terrorism products. Being able to protect the most critical areas of the Region is a privilege to us.
Backstops & Netting

SDi can install professional grade netting systems for all athletic facilities where a safe and aesthetically pleasing netting system is required.
DOCK EQUIPMENT

SDi offers loading dock repairs, service, and installations on all makes of equipment. We can repair dock levelers, dock seals, bumpers or shelters & more.
SECURITY GATES

We are the only Union HySecurity gate installer in NWI. If your site needs the ultimate in security and reliability, HySecurity is the what you need.
GUARD RAILS

SDi specializes in the installation and maintenance of guardrail products. We install a variety of guardrail systems for public and private sector uses.
HANDRAILS

We have installed handrails in schools, warehouses, municipal buildings, office buildings, and retail centers throughout Northwest, Indiana.
Personnel Doors

We have an unlimited variety of secure, personnel door solutions for your business or warehouse.
Turnstiles

SDi can help control the flow of people and protect against unwanted entry and deter theft by installing turnstiles at your entryways.