CEO Harry Sunner, who took over the business with his father in 1995, has led\u00a0Durabuilt\u2019s\u00a0growth from 12 employees to more than 800 today, while\u00a0maintaining\u00a0a strong focus on culture, accountability, and long-term partnerships.<\/span>\u00a0<\/span><\/p>\n \u201cAt the end of the day, this business has always been about the people behind it,\u201d says Sunner. \u201cWe\u2019ve\u00a0built\u00a0Durabuilt\u00a0by surrounding ourselves with strong teams, trusted partners, and customers who expect us to show up and deliver, year after year. Our culture is grounded in accountability, innovation, and respect \u2013 for our employees, our partners, and the communities we\u00a0operate\u00a0in.\u00a0That\u2019s\u00a0what allows us to keep raising the bar and evolving as a business.\u201d<\/span>\u00a0<\/span><\/p>\n Durabuilt\u2019s\u00a0product offering has expanded significantly over the years and now includes PVC windows,\u00a0aluminum-clad PVC systems, commercial\u00a0aluminum\u00a0glazing, and a comprehensive library of doors ranging from exterior and hollow metal to steel and specialty applications.<\/span>\u00a0<\/span><\/p>\n \u201cWe\u2019ve always been a forward-thinking company,\u201d Sunner explains. \u201cToday,\u00a0we\u2019re\u00a0in a position where we can provide a window or door solution for almost any project type \u2013 whether\u00a0it\u2019s\u00a0new construction or replacement, single-family, multi-family, high-rise, or industrial. In\u00a0the vast majority of\u00a0cases,\u00a0Durabuilt\u00a0has a solution that meets both performance and design requirements.\u201d<\/span>\u00a0<\/span><\/p>\n One of the company\u2019s most recent innovations is its Delta Fiberglass Window System, a luxury fiberglass product line developed to meet growing demands for larger openings, increased structural performance, and superior energy efficiency.<\/span>\u00a0<\/span><\/p>\n \u201cFiberglass is the next leader in the window and door space,\u201d Sunner says. \u201cIn certain project types,\u00a0it\u2019s\u00a0becoming a requirement due to size, compliance, and performance standards. Delta is positioned as a premium solution, and\u00a0we\u2019re\u00a0seeing strong market adoption and growth as designers and builders look for\u00a0higher-performing, more durable products.\u201d<\/span>\u00a0<\/span><\/p>\n Sustainability and energy performance remain central to\u00a0Durabuilt\u2019s\u00a0innovation strategy. In 2025, the company was named ENERGY STAR Manufacturer of the Year, a recognition Sunner describes as a significant milestone.<\/span>\u00a0<\/span><\/p>\n \u201cENERGY STAR is a national benchmark, and the companies recognized are truly leading-edge manufacturers,\u201d he says. \u201cWe\u2019re\u00a0also a long-standing member of Built Green Canada, which means sustainability is built into how we design products and how we\u00a0operate\u00a0day-to-day. When we develop something new,\u00a0we\u2019re\u00a0always looking at energy savings, recyclability, and long-term environmental impact.\u201d<\/span>\u00a0<\/span><\/p>\n Research and development play a critical role in supporting both sustainability and innovation at\u00a0Durabuilt. The company\u00a0maintains\u00a0a dedicated R&D team focused on product performance, evolving building codes, and emerging technologies.<\/span> \u201cOur R&D efforts range from incremental improvements to major advancements in building envelope performance,\u201d Sunner explains. \u201cWe\u2019re constantly evaluating where energy codes and compliance requirements are headed and\u00a0making sure\u00a0we\u2019re ahead of those trends.\u201d<\/span>\u00a0<\/span><\/p>\n Technology, automation, and robotics are increasingly integrated into\u00a0Durabuilt\u2019s\u00a0manufacturing operations, allowing the company to\u00a0maintain\u00a0quality while scaling efficiently.<\/span>\u00a0<\/span><\/p>\n \u201cManufacturing is extremely competitive, and cost pressures continue to rise,\u201d Sunner says. \u201cAutomation allows us to\u00a0maintain\u00a0a high level\u00a0of quality and efficiency while supporting the scale we\u00a0operate\u00a0at today.\u00a0It\u2019s\u00a0a capital-intensive business, but continued investment in technology is essential to delivering consistency and reliability for our customers.\u201d<\/span>\u00a0<\/span><\/p>\n![\"](\"https:\/\/manufacturing-today.com\/wp-content\/uploads\/sites\/4\/2025\/12\/Durabuilt-243-body-image-1.jpg\")
Originally founded as a custom PVC window and door manufacturer,\u00a0Durabuilt\u00a0was among the first Canadian companies to introduce a uPVC window and door system in 1988. Since then, the company has evolved into a full-scope manufacturer serving residential, multi-family, commercial, and industrial markets across Western Canada.<\/span>\u00a0<\/span><\/p>\n![\"Durabuilt](\"https:\/\/manufacturing-today.com\/wp-content\/uploads\/sites\/4\/2025\/12\/Durabuilt-243-body-image-2.jpg\")
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