SEATTLE—Columbia Green Technologies, a made-in-USA provider of green roofs company, has closed a combined debt and equity financing round led by Yaletown Venture Partners.

The deal involves several existing investors, and the company will use the funding to expand sales, serving the rapidly growing North American green roof market.

“We are experiencing rising demand across North America and this financing will help us to expand our presence in key markets,” said Greg Love, chief operating officer of Columbia Green. “We pride ourselves on providing a total solution. Our products were engineered to be simple to install, support plant health and maximize stormwater management; our team is excited to continue to invest in a product line that directly supports the evolving needs of our customers.”