Who We Are

DHI is an association proudly serving door security and safety professionals, and the dynamic companies they represent, in the non-residential construction industry. Through education, advocacy, accreditation and facilitated networking, we provide members with the collective intelligence to meet the security and safety needs of their customers.
Learn more about the New Day, New DHI.


DHI and DSSF Appoint New Chief Executive Officer
Effective April 5, the DHI Board of Governors and DSSF Board of Trustees has appointed Cedric Calhoun, FASAE, CAE as their new Chief Executive Officer. Welcome, Cedric! Read the full press release.

Meet DHI's 2021-2024 Board of Governors
Elections for the DHI Board of Governors are now complete. We would like to congratulate and introduce your new Governors for the 2021-24 term!

September Door Security + Safety Issue Is Online
View the latest issue of DHI's magazine here.


DHI Canada Eastern Fall Technical School
September 27-October 1, 2021
Ottawa, ON | Register Now

2021 DHI Fall Technical School
October 3-10, 2021
Lansdowne, VA | Registration Closed

DHI Canada Western Fall Technical School
November 15-19, 2021
Calgary, AB | Register Now

2021 DHI Management Summit
December 8-10, 2021
Scottsdale, AZ | Register Now


DHI Education

DHI education is important to becoming a door security + safety professional and remaining current in the industry. We offer classes online, in-person, at our technical schools, and much more. Education is a cornerstone of DHI.

DHI Certification

DHI is the focal point for a team of more than 2,200 professional consultants whose efforts improve the lifestyle of millions of people as well as enhance the fire and life safety of buildings and their occupants.

DHI Membership

We serve as the primary resource for education, accreditation, networking and advocacy in the non-residential door and hardware industry.

DHI Events

There’s always something going on at DHI! From our annual trade show and exposition, DHI conNextions, DHI Management Summit, Technical Schools, Chapter events or Door Security & Safety Foundation classes, you can find it all right here.

Door Security + Safety Magazine

Take a glance at this month’s issue, and find out how to advertise or contribute an article.

Door Security & Safety Foundation

Learn about the Foundation’s mission to promote secure and safe openings that enhance life safety, and how you can help.