DennisOConnell (@RealDennisO) — Twitter Score 18 out of 1000

DennisOConnell is a digital-securities and real-world-asset tokenization executive who serves as President of the ERC-3643 Association, Partner and CTO at PSG Digital, and CTO of Ascend. DennisOConnell's Twitter Score is 18 out of 1000 as of September 2026, ranking #53,435 among 490,932 tracked accounts.

DennisOConnell co-founded Peregrine Limited, where he also serves as Chief Technology Officer. The ERC-3643 Association, which he leads as President, is a nonprofit that promotes an open-source protocol for permissioned tokens with built-in compliance controls. At Ascend, a protocol building US-focused onchain market infrastructure for compliant digital securities and real-world assets on ERC-3643 and Ethereum, he serves as CTO. Ascend joined Chainlink Build in December 2025, allocating a portion of its native token PEAK to Chainlink service providers.

DennisOConnell previously worked at Securrency as Global Director of Blockchain and Innovation, where he was named as an inventor on multiple patent applications concerning tokenized-asset systems. He also formerly served at BNY Mellon as Blockchain Architect and Vice President. PSG Digital, operating as Peregrine Limited, is a flagship user of Coinbase's Project Diamond and uses Chainlink infrastructure on Base. The ERC-3643 Association has also collaborated with Chainlink, Apex Group, and GLEIF on the Chainlink Automated Compliance Engine.

DennisOConnell has accumulated 1,682 followers as of September 2026 across 1,560 posts. He has been mentioned by 10 accounts, with 15 total mentions.

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The accounts that follow DennisOConnell include 68 founders, 15 angel investors, 16 influencers and 1 VCs. Among them are Joseph Lubin, Andy, Gabriel Shapiro, Jihoz.ron, Antonio Garca Martnez agm.eth and Austin Griffith.