Harmony Basements

Harmony Basements is a premier basement renovation and finishing company serving Toronto and the Greater Toronto Area, with a showroom and design centre in Woodbridge, Ontario. Led by architect and founder Diego Botia, the company specializes in custom basement finishing, basement apartments and in-law suites, waterproofing, underpinning, and full-home renovations—delivering architectural-grade 3D design and virtual reality walkthroughs before a single nail is driven. With over 20 years of experience, Harmony Basements handles all permits, offers transparent itemized pricing, and completes projects in as little as four to six weeks with dedicated trade teams and an assigned project manager from start to finish.