Great Lakes Building Systems

05/25/2026

05/22/2026

Our office will be closed Monday, 5/25 in observation of Memorial Day🇺🇸

05/07/2026

25 Years in the Making 💙🖤 We spent the day celebrating not just a milestone, but all the people behind it. Thank you to everyone who has been apart of our journey, past and present. Grateful for the hard work, memories, and the future ahead🙌🏼 let’s see what these next 25 years bring GLBS!

04/22/2026

We are proud to support our amazing local Fire Dept’s who work tirelessly to keep our communities safe every day. Thanks for coming our last night Lancaster Fire Department

03/17/2026

It was a pleasure having your team, we are honored to have had a great evening sharing our passion for fire prevention with you!

02/25/2026

Incredibly proud to be celebrating 25 years protecting our communities!!

Great Lakes Building Systems (GLBS) is celebrating 25 years in the fire security systems integration business this year. Backed by a strong succession plan and a continued focus on the

01/01/2026

10/22/2025

Stop down to the Hamburg Fairgrounds Annual FM Expo, Booth #211 and say hi to the Great Lakes girls!