Mariana Minerals has raised $85M in total funding. Latest round: Series A. Backed by a16z, Breakthrough Energy Ventures, Khosla Ventures.
Mariana Minerals has raised $85M in total disclosed funding. That places its disclosed total in the $25M–$100M range. Its most recent disclosed round is a Series A announced in July 2025. The round record for Mariana Minerals runs through 2025; nothing later has been disclosed. Investors on record include a16z, Breakthrough Energy Ventures, Khosla Ventures. 3 distinct backers are named across the disclosed rounds.
Mariana Minerals totals reflect disclosed capital only — undisclosed extensions and secondaries are excluded. Use the related companies below to benchmark round size and investor mix.
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