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About Us
Founder & Owner
Kerry Brennan
Kerry Brennan founded Brennan Enterprises in 1979 with a vision of honesty, respect, and real choice. Rejecting high-pressure sales, he pioneered a “supermarket” approach, empowering families to choose what fit their needs. His people-first values built a culture of trust and service—a legacy that continues to define Brennan today.
CEO
Cameron Brennan
Cameron leads Brennan Enterprises with dedication to his father’s legacy, focusing on exceptional customer experiences and lasting relationships. With an engineering background, he delivers industry-leading window and door solutions while promoting a family-first culture. Beyond work, he enjoys travel, skiing, sports, and making memories with his wife Catherine and their son Barrett.
Career Opportunities
Ready to begin a career with one of the top rated home improvement companies in the nation? Visit our careers page.
First Class Support
Dedicated service and warranty support—just for Brennan customers, for the life of your windows and doors.
Start Your Project
Every great home upgrade starts with a conversation. Share your vision—we’ll help you shape it into something real.
More Than a Team—We’re Family
Let’s Bring Your Home Project to Life
When you work with Brennan, you’re not just hiring a company—you’re partnering with a team that shows up like family. Let’s get started.