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.


Fall School Registration is Open!
Registration is now open for the 2019 Fall Technical School, October 20-26 in Scottsdale, Arizona. The school will feature the quality education you've come to expect from DHI—with seven days of classes designed to further your career. Learn more and register today!

Board of Governors Announcement
Elections for the DHI Board of Governors are now complete. We would like to congratulate our new Governors for the 2019-22 term, as well as our incoming President for the 2019-20 term. Meet your new Board of Governors here.

Important DHI Update from Your Board of Governors
Read the April 2019 update here.

Introducing the New DHC Certification
We are excited to launch the next step in our credential and certification program, the Level Three DHC - Door + Hardware Consultant certification! To get more info on this new certification go here.


DHI Fall Technical School
October 20 - 26, 2019
Scottsdale, AZ 

conNextions 2019
November 6 - 8, 2019
Cleveland, OH

DHI Canada Fall Technical School
November 18 - 22, 2019
Calgary, AB 


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.