Who invested in Diameter Pay?
Diameter Pay's investors include CMT Digital, SixThirty, Faction and Stellar Development Foundation.

United States · Series A startup
Funding summaryUpdated 26 Oct 2026
$10Mraised across 1 round since 2026, from 1 source
Diameter Pay's investors include CMT Digital, SixThirty, Faction and Stellar Development Foundation.
Diameter Pay has raised $10M across 1 round since 2026.
Diameter Pay's most recent round was a Series A of $10M in Sept 2026.
Its most recent round, $10M in Sept 2026, is also its largest on record.
Diameter Pay's first round on record, in Sept 2026, was backed by CMT Digital, SixThirty and Faction and 1 others.
Diameter Pay's latest named round is a Series A, in Sept 2026.
Diameter Pay is based in the United States.
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