building-envelope
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The Company Under Canada’s Roofs Is Turning Membranes Into a Climate Data Business
SOPREMA spent decades making the layers nobody sees. Now the Drummondville manufacturer is making those layers legible - with local factories, trained installers, carbon data and a growing stack of services around the building envelope.
The $5.3 Billion Company Hiding in Plain Sight on America’s Walls
Cornerstone Building Brands does not build the house. It makes much of what keeps the weather out - and has quietly assembled one of North America’s broadest portfolios of windows, siding, stone and metal systems.
Walters & Wolf
Walters & Wolf is an employee-owned (ESOP) building-envelope contractor based in Fremont, California. Founded in 1977 by John Walters and Randy Wolf, the firm designs, engineers, fabricates, and installs curtain wall, architectural glass, metal panels, stone cladding, GFRC and architectural precast concrete, plus interior door/frame/hardware systems. With roughly 600 employees across seven locations in five western states, it is one of North America's largest building-envelope manufacturers and has clad landmark projects for Apple, Google, Adobe, Kaiser, and Sutter Health.