Crypto Operations for 2025, Not 2015
Stackup gives teams a collaborative self-custody wallet with invoicing, bill payments, and financial controls built for how companies actually operate.
The only crypto wallet built for businesses
Before Stackup, founders like Max toggled between tools, wallets, and restrictions.
Hardware wallets chain executives to tedious transactions.
Safe multisigs turn simple payments into coordination nightmares.
MPC solutions dictate how you operate with rigid whitelists.
You have better ways to spend your time. Stackup’s all-in-one platform delivers the benefits of blockchain without the bottlenecks.
Safe multisigs turn simple payments into coordination nightmares.
MPC solutions dictate how you operate with rigid whitelists.
You have better ways to spend your time. Stackup’s all-in-one platform delivers the benefits of blockchain without the bottlenecks.
Backed by



Where crypto chaos meets complete control
Streamline approvals, simplify transactions, and bring order to your crypto operations with our secure, user-friendly platform.

Unchain your onchain advantage
You built your business on blockchain for a reason. Uncover its full potential with a unified platform that turns your biggest burden into your competitive advantage.
Next-level efficiency
With easy automations for payments, invoices, and approvals, you’ll spend nights at the office growing your business, not your to-do list.
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Advanced security, your way
Phone, wallet, and too many crypto keys?
Stackup’s phishing-resistant passkeys eliminate the hassle of private keys and hardware wallets, without sacrificing security.
Stackup’s phishing-resistant passkeys eliminate the hassle of private keys and hardware wallets, without sacrificing security.
Systems simplified
One tool to rule them all.
Set permissions once and apply them everywhere for increased visibility, collaboration, and operational speed.
Set permissions once and apply them everywhere for increased visibility, collaboration, and operational speed.
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Our founders
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John Rising
Cofounder & CEO
John Rising is the co-founder and CEO of Stackup, a digital asset management platform designed to streamline crypto operations for enterprise-grade businesses.
Prior to founding Stackup in 2021, John began his career in aerospace engineering, where he managed missions at SpaceX, led vehicle design at Relativity Space as its first employee, and helped design the propulsion systems in Virgin Galactic’s SpaceShipTwo.
John holds a master’s degree in engineering and management from MIT and a bachelor’s degree in engineering from USC. At Stackup, John leverages his technical expertise to champion and simplify enterprise adoption of blockchain technology, making the industry more accessible to businesses and end users alike.
Prior to founding Stackup in 2021, John began his career in aerospace engineering, where he managed missions at SpaceX, led vehicle design at Relativity Space as its first employee, and helped design the propulsion systems in Virgin Galactic’s SpaceShipTwo.
John holds a master’s degree in engineering and management from MIT and a bachelor’s degree in engineering from USC. At Stackup, John leverages his technical expertise to champion and simplify enterprise adoption of blockchain technology, making the industry more accessible to businesses and end users alike.
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Hazim Jumali
Cofounder & CTO
Hazim Jumali is the co-founder and CTO of Stackup, a digital asset management platform designed to streamline crypto operations for enterprise-grade businesses.
With a background in fintech and crypto, he has contributed to open standards in account abstraction and is an Ethereum Foundation grantee for core ERC-4337 infrastructure. At Stackup, he leads engineering and product, shaping secure, scalable onchain tools for modern businesses.
Before founding Stackup, Hazim studied Electrical Engineering at the University of Melbourne and built consumer-facing products at Afterpay.
With a background in fintech and crypto, he has contributed to open standards in account abstraction and is an Ethereum Foundation grantee for core ERC-4337 infrastructure. At Stackup, he leads engineering and product, shaping secure, scalable onchain tools for modern businesses.
Before founding Stackup, Hazim studied Electrical Engineering at the University of Melbourne and built consumer-facing products at Afterpay.