Macy Mills
Macy Mills is a business development professional in the games and technology industries who leads go-to-market (GTM) for a16zAndreessen HorowitzAndreessen Horowitz (a16z) is a venture capital firm founded in 2009 by Marc Andreessen and Ben Horowitz. It invests from the seed stage through the growth stage and provides operational support to its portfolio companies.Open the full entry speedrun, the accelerator program of Andreessen Horowitz, after earlier roles at Unity, GameInfluencer and Hitcents.
Contents5 sections
Key facts
2015–2016Vice President of Business Development and Strategy at Hitcents
She graduated from Miami University in the United States with a BA in Interactive Media Studies and earlier worked in the external communications department of L Brands.[1][2]
Her speaker profile for the 2016 Pocket Gamer Connects Vancouver conference described her as vice president of business development and strategy at the mobile game developer and publisher Hitcents, based in San Francisco and leading the company’s West Coast strategic efforts, about a year after joining. PocketGamer.biz had already reported her views on brands and game quality, identifying her with Hitcents, in June 2015.[2][3]
July 2017Joining GameInfluencer
As of October 2026: Leading Go-to-Market for a16z speedrun
Before joining Andreessen Horowitz, she spent almost six years at Unity, building and leading several emerging technology teams on the revenue side, including work related to Weta Tools.[1][5]
The Andreessen Horowitz website describes her as head of GTM for a16z speedrun, on the speedrun go-to-market network team. A 2025 event speaker profile calls her partner, business development, at a16z speedrun, responsible for go-to-market initiatives for the roughly 100 investments the program makes each year; a16z speedrun is an accelerator for early-stage founders at the intersection of technology and entertainment.[1][5]
Related Organizations, Websites, and Public Accounts
Andreessen Horowitz: Official website: https://a16z.com/ (opens in a new window)[1]
X: Public account: https://x.com/_CallMeMacy (opens in a new window)[1]
LinkedInLinkedInLinkedIn is a social networking platform for professionals. It was founded in 2002 by Reid Hoffman and others, launched in 2003, and listed on the New York Stock Exchange in 2011; after Microsoft acquired it for approximately $26.2 billion in 2016, it became a wholly owned Microsoft subsidiary. Its revenue comes from membership subscriptions, advertising, and recruitment solutions.Open the full entry: Public profile: https://www.linkedin.com/in/millsmacy/ (opens in a new window)[1]