# Rayne Steinberg

> Rayne Steinberg is the CEO and co-founder of Arca, a Los Angeles-based digital asset investment and product development business founded in 2018. Previously a co-founder of the WisdomTree ETF business, he works on strategic direction, securities structuring and risk management. His public writing connects his experience in fund design and investor education to digital assets, active management and blockchain-based financial products.

- **Role:** CEO and Co-Founder at Arca
- **Organizations:** Arca, WisdomTree (former), Praesidium Partners, Inc., Arca Capital Management LLC, Arca Investment Management, Inc., Boost Run Inc., Willow Lane Acquisition Corp. II
- **Education:** Bachelor of Science in Economics, University of Pennsylvania - The Wharton School
- **Known for:** Helped develop WisdomTree’s ETF intellectual property and build its distribution operation., Co-founded Arca in 2018., Led Arca when it launched a registered Treasury fund issuing digital securities in July 2020.

## Career timeline

- **2002** — His own account dates his co-founding work on the WisdomTree ETF business with Jonathan Steinberg to 2002; WisdomTree’s corporate predecessor existed earlier.
- **2011** — Left WisdomTree; a company filing dates the end of his employment to September.
- **2018** — Co-founded Arca with Jeff Dorman and Phil Liu; Arca launched an actively managed digital asset hedge fund.
- **2020** — Arca launched the Arca U.S. Treasury Fund with digital shares called ArCoin on July 6.
- **2021** — Announced a $10 million Series A led by RRE Ventures in January and a passive Bitcoin trust in March.
- **2024** — Joined Willow Lane’s board in November; Arca and BlockTower announced a letter of intent to merge that month.
- **2026** — Joined Willow Lane II as an independent director in February; listed as an independent director of Boost Run.

## Achievements

- Helped develop WisdomTree’s ETF intellectual property and build its distribution operation.
- Co-founded Arca in 2018.
- Led Arca when it launched a registered Treasury fund issuing digital securities in July 2020.
- Announced Arca’s $10 million Series A financing in January 2021.
- Reported that Arca passed $500 million in assets under management in an October 2021 update; this is a historical figure.

## Latest updates

- **2026-02** — Appointed to Willow Lane II’s board and audit committee in connection with its IPO.
- **2026-02** — Signed a consent on February 13 to be named as a director nominee in Boost Run’s registration statement; its current investor-relations biography lists him as an independent director.
- **2024-11** — Arca and BlockTower announced a letter of intent for an all-equity merger; the announcement does not establish completion.

## Links

- Website: https://www.ar.ca/
- LinkedIn: https://www.linkedin.com/in/raynesteinberg
- Twitter/X: https://x.com/raynesteinberg

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Profile page: https://yespress.io/rayne-steinberg
Published by YesPress — https://yespress.io
Last updated: 2026-10-14