altafiber is based in Cincinnati. It has raised $600M in total funding. Latest round: Series D. Backed by Macquarie Group, Ares Management.
altafiber is based in Cincinnati. altafiber has raised $600M in total disclosed funding. That places its disclosed total in the $250M–$1B range. Its most recent disclosed round is a Series D announced in August 2023. The round record for altafiber runs through 2023; nothing later has been disclosed. Investors on record include Macquarie Group, Ares Management. 2 distinct backers are named across the disclosed rounds.
Every altafiber figure above comes from filings and announced rounds in the StartupFundraising company database and is revised as new rounds are recorded. The lists below compare companies in Cincinnati at a similar stage.
Company funding database · Investor directory · Founder database · Mega-rounds 2026