Niklas Lindgren

Niklas Lindgren is the co-founder and CEO of Endra, a Stockholm-based AI company that builds software for mechanical, electrical, and plumbing (MEP) design in the construction industry. He co-founded Endra in 2024 with long-time business partner Anton Juric and Gustav Hammarlund, following their previous venture Sectragon, a security firm acquired by private equity in 2022. Under his leadership, Endra has raised a total of $75 million, including a $50 million Series A led by Andreessen Horowitz in June 2026, serving major engineering firms such as AtkinsRealis, Buro Happold, and Ramboll.