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Casa (bitcoin security company)

Casa is a bitcoin self-custody security company that provides individuals and businesses with multi-key vaults, inheritance and buy-and-sell services while holding only one of the keys itself. Jeremy Welch co-founded it in 2016 and it launched its first product in 2018; Nick Neuman has been CEO since 2020, and co-founder Jameson LoppJameson LoppJameson Lopp is a Bitcoin software engineer and security researcher who is co-founder and chief security officer of the self-custody company Casa. He built the Bitcoin node statistics project Statoshi, ran nodes at BitGo and joined Casa in 2018; in recent years he has focused on the quantum computing threat to Bitcoin and is one of the authors of the migration proposal BIP-361.Open the full entry serves as chief security officer.

Contents12 sections
Key facts

Founding and First Product

In March 2018 Casa launched its first product and raised $2.1 million from Lerer Hippeau, Compound and Boost VC. It was a multisignature wallet in which any three of five keys could move funds, with one key held by Casa for recovery.⁠[2]

New CEO and End of Hardware

In January 2020 Welch stepped down as CEO for personal reasons and head of product Nick Neuman took over; CTO Jameson Lopp kept his role and joined the board alongside Neuman.⁠[3]

The company also wound down its Casa Node hardware, shifting to open-source node software and a $10 monthly key-service subscription.⁠[3]

Series A and the Casa API

Announced alongside it, the Casa API initially offered two features, View Balance and Deposit to Casa, with a closed beta planned for that summer.⁠[4]

Adding Ethereum

In November 2022 Casa announced an overhauled app, due in January 2023, followed by Ethereum storage. Neuman said Ethereum had been the most frequent customer request for the previous couple of years.⁠[5]

Casa Inheritance

In March 2024 Casa introduced Casa Inheritance, which lets members on its latest plans share vault access with a trusted person to facilitate the generational transfer of digital assets.⁠[6]

Acquisition of Chamber

In April 2024 Casa acquired Chamber, a team specializing in applied cryptography and passkeys. Chamber’s co-founders William Allen and Bryan Latten became Casa’s chief operating officer and chief technology officer. The two had been COO and chief architect of Behance and stayed for a decade after AdobeAdobeAdobe (Adobe Inc.) is a software company headquartered in San Jose, California, founded in 1982 by John Warnock and Charles Geschke. Known for PostScript, PDF and creative software such as Acrobat, Photoshop, Illustrator, Premiere Pro and After Effects, it moved its main creative products to Creative Cloud subscriptions from 2013 and expanded into digital marketing and generative AI; it is listed on Nasdaq under the ticker ADBE.Open the full entry acquired it.⁠[7]

November–December 2024: Casa Enterprise and Praetorian

In November 2024 Casa launched Casa Enterprise to help businesses manage bitcoin treasuries in self-custody. The company said it has held its own bitcoin treasury since 2018, keeping membership fees paid in bitcoin.⁠[8]

In December 2024 it introduced Praetorian by Casa, intended to let a nation-state hold the private keys to its strategic bitcoin reserve under a purpose-built security model.⁠[9]

Buying Bitcoin in the App

In May 2025 the Casa app added bitcoin purchases, powered by partner Zero Hash, which verifies users’ identities. ACH transfers range from $20 to $5,000 and wires start at $10,000; purchased coins can go straight to a Casa vault, with selling to follow.⁠[10]

June–December 2025: SOC 2 Audits

In June 2025 Casa co-founder and chief security officer Jameson Lopp announced that the company had achieved a SOC 2 Type I attestation from the auditor Prescient Assurance, which evaluated the design of its systems and controls at a point in time.⁠[11]

In December 2025 it announced that it had passed a SOC 2 Type II audit covering April 1 to November 15, 2025, and said it planned a SOC 1 audit next and would likely expand to ISO 27001 afterwards.⁠[12]

Its Security Chief on Quantum Computing and AI

On October 26, 2026, Bitcoin Magazine published a video interview with Casa co-founder Jameson Lopp covering Google’s 500,000-qubit estimate, the quantum computing timeline and Bitcoin Core’s security-policy change after AI accelerated vulnerability discovery.⁠[13]

Business: Multi-Key Vaults and a Remote Team

Casa offers long-term security for bitcoin and stablecoins to individuals and businesses through multi-key vaults, inheritance and buy-and-sell features. Casa holds one key to help clients transact; its slogan is “We hold your hand, not your keys.”⁠[14]

Casa is a remote-only company with employees across the United States, Canada and Latin America.⁠[15]

Its terms of service are issued by Casa Inc., and the company contact address they list is in Denver, Colorado.⁠[16]

Sources

  1. Kraken Taps Casa Co-Founder, Former CEO Jeremy Welch as VP of Product (opens in a new window)
  2. Bitcoin Thieves Beware: Super Secure Wallet Maker Casa Raises $2 Million (opens in a new window)
  3. Bitcoin Startup Casa Names New CEO as Node Service Goes Open-Source (opens in a new window)
  4. Casa announces new API, raises $21 million Series A funding (opens in a new window)
  5. Bitcoin Custody Firm Casa to Add Ethereum Support (opens in a new window)
  6. Introducing Casa Inheritance: Secure your generational wealth (opens in a new window)
  7. Welcome home, Chamber: Inside Casa’s new acquisition (opens in a new window)
  8. Introducing Casa Enterprise: Hold your bitcoin treasury in self-custody (opens in a new window)
  9. Introducing Praetorian by Casa: Empowering self-custody for sovereign bitcoin reserves (opens in a new window)
  10. New: Buy and sell bitcoin directly from the Casa app (opens in a new window)
  11. Announcing SOC 2 Type I Compliance (opens in a new window)
  12. Announcing SOC 2 Type II Compliance (opens in a new window)
  13. Bitcoin Security Expert Jameson Lopp: Cyberattacks on “Exponential” Path (opens in a new window)
  14. Bitcoin Self-Custody, Multisig & Inheritance | Casa (opens in a new window)
  15. Remote Bitcoin Security Careers | Casa (opens in a new window)
  16. Terms of Service — Casa (opens in a new window)