MacDonald Co.
What do we do?

We review your plans and recommend the best commercial doors, locks, door hardware and door accessories for your application. When reviewing plans, we also check them for accuracy to make sure the proper types of access products have been called out. This service has proven very valuable for our clients. Our specialized knowledge saves time on product selection and, to be honest, our keen eyes have saved several clients from potentially costly mistakes. You can request a bid here.


For anything related to commercial doors, call us first! We are available throughout San Luis Obispo County and parts of Santa Barbara County for installation, custom fabrication, and repairs of hollow metal doors, frames, and related hardware and access control systems.

Our commitment

We understand that security is a big concern to any business. A business is only as secure as its doors. We offer quick response times and accurate, reliable service. Please read our testimonials to see what valued clients say about MacDonald Co.ís service.

Iíve been working with MacDonald Co. since 1998. Everything about them is a cut above. In addition to timely, quality work and a fair price structure, they are very knowledgeable. Their engineering capabilities are well suited for commercial jobs. I always know what to expect with MacDonald Co. I make the call and they handle it.

Walt Hutton
Design Build Consulting


We proudly offer the finest quality commercial doors, door hardware and accessories from the following manufacturers:

door and door hardware manafacturer's logos