# Jutta Steiner

> Jutta Steiner is an applied mathematician, co-founder and former CEO of Parity Technologies. She managed security audits ahead of Ethereum’s 2015 launch, helped co-found supply-chain transparency company Provenance, and led Parity during its development of Ethereum infrastructure, Polkadot and Substrate. Her public interviews connect this work to concerns about privacy, user control and coordination.

- **Role:** Entrepreneur and applied mathematician
- **Organizations:** Parity Technologies (co-founder; former CEO), Ethereum Foundation (former security lead), Provenance (co-founder)
- **From:** Munich, Germany
- **Education:** Doctorate in mathematics; dissertation: The Formation of the Concertina Pattern: Experiments, Analysis, and Numerical Simulations, University of Bonn
- **Known for:** Managed security audit coordination before Ethereum’s 2015 public launch., Co-founded Parity Technologies and served as its first CEO., Helped co-found Provenance, applying blockchain technology to supply-chain transparency.

## Career timeline

- **2011** — Completed a mathematics doctorate at the University of Bonn; doctoral work listed among Institute for Numerical Simulation student awards.
- **2014** — Became involved with the Ethereum community around May; joined the team to manage security audits late in the year.
- **2015** — Published Ethereum audit updates and security advisories; co-founded EthCore, later Parity Technologies, in late 2015.
- **2015** — Published a supply-chain prototype explanation co-authored with Gavin Wood; helped co-found Provenance.
- **2018** — Led Parity as it introduced Substrate; addressed wallet failures and changes to development practices.
- **2019** — Discussed Polkadot, Substrate and frozen funds with Gavin Wood on Unchained; published an Ethereum Foundation grant progress update.
- **2020** — Taught smart contract security for Crypto Startup School; Parity’s Polkadot mainnet launched.
- **By November 2021** — Departure from Parity’s CEO role was public. The precise timing differs between contemporary reporting and Gavin Wood’s later account.

## Achievements

- Managed security audit coordination before Ethereum’s 2015 public launch.
- Co-founded Parity Technologies and served as its first CEO.
- Helped co-found Provenance, applying blockchain technology to supply-chain transparency.
- Co-authored published research on magnetization patterns and received recognition for doctoral work in 2011.
- Led Parity during development of Ethereum client software, Substrate and Polkadot.

## Latest updates

- **2025-09** — Parity’s tenth-anniversary retrospective credited Steiner and Gavin Wood with leading the team that founded EthCore in 2015; this is retrospective recognition, not a new appointment.
- **2023-03** — a16z crypto published an archive page for her Secure Smart Contract Development session, originally released by TechCrunch in June 2020.

## Links

- LinkedIn: https://www.linkedin.com/in/jutta-steiner
- Twitter/X: https://x.com/jutta_steiner

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Profile page: https://yespress.io/jutta-steiner
Published by YesPress — https://yespress.io
Last updated: 2026-10-21