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With Certainty Sovereignty Legacy Automation Expertise

Never Lose Control, Always Leave a Legacy.

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Explore Genuine Client Feedback

Check out our Trustpilot reviews to see why our clients trust us for outstanding results.

The Team of 21st.capital helped me & my family to securely invest in Bitcoin. Their knowledge & experience in the finance & especially Bitcoin industry helped us a lot. We felt extremely safe working with 21st.capital and can recommend it to everyone who wants to understand & invest properly in Bitcoin.

Dr. Jubin B. Denitist

I had a wonderful experience with 21st Capital. The team was so patient and professional. I am not a tech expert and was afraid to withdrawal my bitcoin, however, they explained everything in simple terms without rushing me. I feel safe and supported, and they made managing my bitcoin easy without any tech fuss. Highly recommend for anyone looking for a reliable, caring team!

Fariba S.

I recently had an insightful consultation on Bitcoin. The consultant was highly knowledgeable, tailoring explanations to my level of understanding. They patiently addressed all my questions, leaving me feeling confident and informed. I highly recommend their service for anyone interested in Bitcoin.

Milad H. Commercial Manager

So glad I found these guys! I was pretty lost with the bunch of wallet options and ways of having piece in mind with my btc storage, and the guys from 21st reaaaallllyyyyy made things transparent for me, and were so human along the way! Really was a pleasure!

Amir F. Head of Finance

My experience with 21st Capital was exceptional. Their team guided me through every step, from setting up my Bitcoin portfolio to determining the ideal exposure size. Their personalized approach, professionalism, and expertise made the process smooth and reassuring. I highly recommend 21st Capital to anyone navigating the Bitcoin market. Thank you for your outstanding service!

Ali B. Operating Costs Coordinator

Recently I had a problem with one of my Bitcoin wallets (samourai wallet). I was really worried since it concerned my investments. Given the critical situation I needed high-level technical support. They provided me with a perfect consultation immediately, explaining how to prevent technical problems in the future. What I admire the most is that they explained to me very clearly what information I should NOT reveal. I general I was very satisfied. Highly recommended!

Nima Koohestani
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COLLABORATIVE CUSTODY DONE RIGHT

NEVER WORRY ABOUT LOSING YOUR BITCOIN ANYMORE

Bitcoin Self-Custody With Reliable Access and Seamless Legacy Planning.

DEMO

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Curious about how our Smart Vault works? Book a demo and see it in action! Our experts will go through its features and answer any questions you may have.

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Onboarding

Book an Onboarding

After deciding on the best setup for your circumstance, book an onboarding session where our experts help set up your professional wallet.

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Smart Vault

Get Your Bitcoin Secured

Withdraw your Bitcoin from exchanges or other wallets into the Smart Vault. Enjoy enhanced security and full control over your assets.

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Key features

Get The Control You Need Over Your Bitcoin

Throughout life, your priorities naturally shift as a long-term Bitcoin holder.

Rest assured, we're here to assist you every step of the way.

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Withdraw From An Exchange

Keeping your funds on an exchange? Exchange hacks and bankruptcies are the biggest risks to your bitcoin. We can help you withdraw your funds directly into your personal vault.

Worried About Losing Keys?

Don't be! With the latest technology, we can have a backup plan activated only after keys are lost. That means, you are always self-sovereign while still having access to your wallet.

Upgrade From Singlesig

Already have a bitcoin wallet? Are you concerned about losing your key or the security of your funds? We are here to help you upgrade your security to a model that suits your unique circumstances and needs.

Automate Your Legacy Plan

Automate your legacy plan and securely transfer your bitcoin to loved ones without sharing private keys, using advanced network technologies for full automation and security.
About Us

Get To Know Our Amazing Team

Ruzbeh K.

Co-Founder | CEO

Sina G.

Co-Founder | COO

Ziya S.

Co-Founder | CPO

$ 0 M +

Recovered funds from wallets known to be lost

0 +

Years of experience in the banking industry

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Years of combined experience in the crypto industry

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Individuals and companies on-boarded on Bitcoin

Articles, stories and more

Insights & Blog Posts

Explore insightful content that keeps you ahead of the curve and connected to the pulse of what's happening.

  • Insights, Technology
Trustless Cosigning: A New Paradigm for Bitcoin Custody Rescue
Vault Software introduces a groundbreaking recovery service that upholds user independence and full self-sovereignty. Unlike collaborative custody solutions, Vault provides a robust safety net without requiring trust or shared control.
Read More
  • Insights, Technology
Enhancing Organization Security with Bitcoin Vaults
Learn how Bitcoin vaults provide enhanced security for organizations, protecting digital assets from theft, key loss, and internal conflicts, while ensuring flexible access and recovery.
Read More
  • Insights, Technology
Vaults will Make Bitcoin more Resilient
Bitcoin wallet recovery involves complexities beyond standard recovery words, especially with unique or non-standard wallets. Emerging methods like layered security architectures and descriptors offer more robust and flexible solutions for secure recovery and inheritance planning.
Read More
  • Insights, Technology
Bitcoin Wallet Recovery: Understanding Complexities and Future Directions
Bitcoin wallet recovery involves complexities beyond standard recovery words, especially with unique or non-standard wallets. Emerging methods like layered security architectures and descriptors offer more robust and flexible solutions for secure recovery and inheritance planning.
Read More
  • Insights, Technology
Bitcoin Multisignature: Balancing Security and Accessibility
Multisignature (multisig) technology enhances Bitcoin security by requiring multiple approvals for transactions. Layered multisig setups provide extra protection with backup keys for recovery, inheritance, or arbitration.
Read More
  • Insights, Technology
The Smart Vault – The Future of Bitcoin Self- Custody
Smart Vault enhances Bitcoin self-custody by using a layered multi-signature setup with backup recovery and inheritance features. This structure minimizes the risk of losing access to funds, addressing the common fear of key loss.
Read More
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