Material Bank, which runs an online marketplace for architectural and design sample materials, raises $100M Series C at a ~$1B valuation led by General Catalyst bank 100m series general catalystfeldmanforbes

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Over the last two decades, Adam Sandow has worked to develop a portfolio of magazines, including Interior Design, Luxe, and Metropolis. From that company, he received the concept for a marketplace for architectural, design, and construction materials that could modernize the manual process of dealing with samples by bringing technology, search, and convenience.