United reports during the last six months it has agreed to invest in, collaborate with and purchase aircraft from Archer Aviation as part of the venture.
Current vice-president of corporate development and investor relations Michal Leskinen will assume the role of president of United Airlines Ventures.
He said: "United has always been a pioneer within the industry, and United Airlines Ventures will help us grow companies that are pushing the envelope to make air travel better for our customers, our employees and our planet.