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Marcus Ridgway

AI angel investor
Marcus Ridgway is a real estate operator and F6 Partners founder who angel invests in early-stage startups, mostly real estate tech, including the 2026 NavigateAI seed round.
Artificial IntelligenceReal EstateConstruction TechnologyFinancial Technology
Focus: Seed · Early stage · Proptech · Real estate tech · Construction tech · Fintech

About Marcus Ridgway

Background

Marcus Ridgway is a real estate entrepreneur and investor. According to F6 Partners, he founded F6 in 2020. He co-founded Invitation Homes (NYSE: INVH) and served as its COO. The company is backed by Blackstone and describes itself as the first and largest institutional single-family rental company, with more than 80,000 homes.

F6 Partners also lists him as co-founder and former CEO of Treehouse Communities (Roots Management), a top five owner-operator of manufactured home communities in the U.S. His LinkedIn profile describes F6 as an alternative residential real estate asset manager. It lists Arizona State University under education.

F6 Partners says he is an active early-stage investor in real estate tech startups.

Angel investing track record

Public deal databases show a small number of disclosed angel investments between 2019 and 2026. PitchBook lists five and Crunchbase lists four, and the counts differ by source. The earliest is Sheltr, a seed round in 2019. Later entries are Lightyear (2021), Doorvest (2021), Fintor (2022) and NavigateAI (2026). Tracxn records Sheltr as an exit.

Some third-party directories list more companies, but those lists are not confirmed by company announcements, so they are not repeated here.

AI investments

NavigateAI is the AI investment we can confirm. The company launched on May 26, 2026 with a $25M seed round. That figure is the size of the round, not Ridgway's check. According to Inman, Elad Gil led the round, with Khosla Ventures, Fifth Wall, Lennar, Tishman Speyer and Helix Electric participating. Ridgway is listed among the angels.

NavigateAI says it is building AI copilots for field and construction workers, and its founder is Opendoor co-founder Eric Wu. The company's own team page lists Ridgway as Founder, Invitation Homes.

Investment focus

The public record points to early-stage investing, with seed and Series A rounds, in U.S. companies. The sectors are real estate, proptech, fintech, construction tech and telecom. Tracxn lists his top sectors as fintech, real estate and construction tech. Ridgway has not published a check size or investing thesis that we could find, so none is given here.

Notable portfolio companies
  • NavigateAI: AI copilots for field and construction workers; $25M seed round announced May 2026, led by Elad Gil.
  • Fintor: fractional real estate investing app; Ridgway took part in its $6.2M round announced October 2022.
  • Doorvest: single-family rental investing platform; Ridgway appears as an investor in a November 2021 round, per Tracxn.
  • Lightyear: telecom company; Ridgway is listed as an investor in its July 2021 Series A on Crunchbase.
  • Sheltr: home maintenance booking platform; Ridgway is listed as a seed investor in 2019 on PitchBook.
Sources

Investing activity

Marcus Ridgway appears in 1 AI deal tracked by the Lounge deals desk, rounds totalling $25M. The rounds are mostly Seed, with a median round size of $25M. The most recent is NavigateAI (Seed, $25M, May 2026).

Marcus Ridgway most often invests alongside Elad Gil, Winston Weinberg, Zach Frankel and Lennar, and the companies they back on Lounge are mostly in AI.

Deals

1
AI rounds and acquisitions Marcus Ridgway took part in, newest first.

Frequently asked questions about Marcus Ridgway

Did Marcus Ridgway invest in NavigateAI?

Yes. Press releases for the May 2026 launch list Marcus Ridgway among the angel investors in NavigateAI's $25M seed round, which Elad Gil led.

Who is Marcus Ridgway?

He is the founder and CEO of F6 Partners and a co-founder and former COO of Invitation Homes. He also angel invests in early-stage startups.

What is Marcus Ridgway's angel check size?

It is not public. He has not published a check size, and the deal databases we found do not give his individual amounts.

What stage does Marcus Ridgway invest in?

His disclosed investments are seed and early-stage rounds. Examples are the 2019 Sheltr seed, the 2021 Lightyear Series A and the 2026 NavigateAI seed.

What sectors does Marcus Ridgway back?

His disclosed deals are mostly in real estate and proptech. They also include fintech, telecom and, most recently, AI for construction and field work.

Does Marcus Ridgway lead rounds?

We found no public record of him leading a round. In the deals we found, he appears as one of several angels.

Is Marcus Ridgway an angel investor?

Yes. Marcus Ridgway invests personally as an angel.

What AI companies has Marcus Ridgway invested in?

Marcus Ridgway's AI investments include NavigateAI. The 1 round on Lounge are listed on this page with amounts, dates and co-investors.

What stage does Marcus Ridgway invest at?

In the rounds tracked on Lounge, Marcus Ridgway has invested at Seed, with a median round of $25M.

Who does Marcus Ridgway co-invest with?

Marcus Ridgway's most frequent co-investors on Lounge are Elad Gil (1 deal), Winston Weinberg (1 deal), Zach Frankel (1 deal), Lennar (1 deal) and Affinity Partners (1 deal).

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