(206) 849-4992 Direct
(206) 232-1600 Office
(206) 299-4200 Fax
Our Clients say it all .... “We started working with Tom and Leanne as business associates, and wound up with Family!”

Welcome to Gallagher Co.

Gallagher Co. strives to be the home builder of choice on Mercer Island and surrounding communities. With decades of combined construction experience, our team of custom builders are focused on paying attention to the smallest of details, imparting unprecedented value in every project we touch. We pride ourselves on impeccable quality from pre-construction through project closeout. We are committed to having your experience be a smooth and easy process and your satisfaction is paramount to us.

Take a look at our recent custom homes and remodels, and do not hesitate to contact us if you have any comments or questions. All of us a Gallagher Co. look forward to helping make your dream home a reality.