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.
Trusted by web3's most security-conscious leaders
Companies like Spearbit—who audit the industry's top protocols—chose Stackup over Safe for their own financial operations
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



You've hit an inflection point
When manual wallet management becomes overwhelming, successful crypto businesses turn to Stackup. We transform financial chaos into structured workflows—just like Brex and Ramp did for traditional companies.

Centralized control of decentralized assets
You chose crypto for its speed, transparency, and innovation. Don't let primitive tools slow you down. Stackup brings centralized control to your decentralized operations—modernizing how crypto businesses actually work.
Modern Operations for Modern Assets
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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Security Plus Safety: The Complete Protection
Most platforms stop at keeping hackers out. We went further—eliminating the technical complexity that causes costly mistakes. Because true protection means safeguarding against every risk.
The Command Center for Crypto Finance
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.