Castle Builders, Union, Maine 207-785-2020
"Your Home is your Castle"

Thank you for connecting with Castle Builders. We appreciate the opportunity to build for you. Small or large, your project is important.  Contact us at 785-2020 or to get started today.

Castle Builders is a family owned and run full service construction company serving Maine people. With over 35 years of construction experience your project will be planned, priced and completed in a professional and timely manner in a budget friendly fashion. We use only quality, warrantied construction materials backed up by our 5 Year Workmanship Warranty. 100% financing is available.

Let's picture your home or project.  Now, picture transforming your home into your dream home!  Add an addition. Remodel your kitchen. Brighten a bathroom. Build a dream deck! Fix or replace the roof.  Build a garage. Replace the siding and add some windows. All this and more is available from Castle Builders in Union, Maine.  We would enjoy sitting around the kitchen table with you and review your ideas and give you a free estimate.

See what our customers are saying:
"Castle Builders worked with us to rebuild our deck and stairs to make it safe and enjoyable again. They custom cut railing to match the original railing & that really made the difference." JF

"Our roof was reshingled this spring by Castle Builders. They were professional, polite & quick and left the flower gardens and yard extremely clean. They were a pleasure to work with." IH

Now it is time to transform your dream from concept to complete. To find out how, visit our showroom in Union, on Facebook, call us at 207-785-2020 or email us at  We will visit your home to talk ideas, review your estimate, answer questions and schedule your project. Let's get building!


Castle Builders Open House
Thank you for coming to Customer Appreciation Day on Saturday and Mother's Day Sunday!  We hope you all had as much fun as we did!

Five Year Workmanship Warranty.
Visit the Castle Builders on Facebook for pictures and information. 
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2179 Heal Highway, Union, ME 04862  (207) 785-2020
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