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Prometheum Partner

Can a fully SEC- and FINRA-regulated broker-dealer become the standard infrastructure layer through which Wall Street accesses tokenized and blockchain-native digital asset securities?

HQNew York, NY
IndustryFintech / Crypto
The story

Prometheum was founded to build SEC-regulated market infrastructure for digital asset securities, initially focused on operating an Alternative Trading System (ATS) for blockchain-based securities. The company secured Anchorage Digital Bank as its qualified custodian in 2021, establishing a fully regulated custody and trading stack. By 2024, Prometheum Capital obtained status as the first SEC Qualified Custodian broker-dealer for on-chain securities and integrated Broadridge for post-trade back-office operations. By 2026, the firm pivoted toward a B2B infrastructure play — offering correspondent clearing, custody, and trading services to other broker-dealers and RIAs, positioning itself as the regulated rails through which traditional financial intermediaries can access digital asset securities.

Last 12 months
2024-04
2026-05
2026-03
Product timeline
2021
Prometheum Ember ATS, Inc. signed a Master Services Agreement with Anchorage Digital Bank N.A. to serve as custodian for digital assets traded on the PEATS ATS.· banking
2024
Prometheum Capital LLC selected Broadridge Financial Solutions for back-office post-trade processing, bookkeeping, reconciliation, and regulatory reporting.· acquisition
2024
Prometheum Capital became the first SEC 'Qualified Custodian' broker-dealer to custody on-chain securities.· banking
2026
Prometheum launched Digital Brokerage Solutions — a correspondent clearing, custody, and trading platform for broker-dealers and RIAs to offer tokenized securities and crypto assets.· pivot
Regulated entities
Broker-dealer
US (SEC / FINRA)
Prometheum Ember ATS, Inc.
Broker-dealer
US (SEC / FINRA)
Prometheum Capital LLC
The stack
Crypto
Anchorage DigitalAnchorage Digital
Accounting gap: none