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Stackup

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Stackup

Stackup helps businesses manage their crypto assets.

stackup.fi
HQ: Los Angeles, CA, USA; Remote
1-10
B2B

Company research

Public company, workplace, funding, and market signals

Updated Jul 30, 2026

Overview

Stackup is a Culver City-based B2B crypto software company that provides a smart-account/digital asset management platform for businesses operating onchain. Publicly described funding totals are at least $6.3M, combining an earlier $2.1M pre-seed mentioned by the company with a $4.2M seed round announced in 2025.

Primary product

Smart account platform for crypto businesses to manage on-chain operations

Founded

2021

Headquarters

Culver City, California, United States

Team size

1-10

Industry

Financial Software

Sub-industry

Crypto treasury and digital asset management SaaS

Offices

10000 Washington Blvd, Culver City, CA

Business model

B2B SaaS
usage-based
subscription
transaction fees

Funding

Stage

Seed

Total raised

$6.3M

Latest round

Seed · Jun 2025

Latest amount

$4.2M

Seed

Jun 2025 · 1kx

$4.2M

Pre-seed

$2.1M

People & investors

Leadership

John Rising

Co-founder & CEO

Hazim Jumali

Co-founder & CTO

Investors

1kx
Amino Capital
Digital Currency Group
Goodwater Capital
Soma Capital
Y Combinator

Work & culture

Founder-led and technical, with public writing emphasizing security, transparency, customer feedback, and building enterprise-grade tools for real-world crypto operations rather than hobbyist use.

Compensation

No company-wide pay bands were public. A YC job listing showed a Senior Blockchain Engineer role at $100K-$200K and remote eligibility across AU/CA/US. Stackup also published a crypto-startup compensation guide emphasizing fiat compensation, 4-year vesting, and equity norms.

Product & market

Pricing

Freemium / pay-per-use with transparent transaction fees, plus custom enterprise subscriptions; public pricing cites free access control, 0.3% swap fees for standard users, 0.7% ACH/fiat conversion fees, and unlimited swaps/sends under enterprise plans.

Differentiators

  • —Non-custodial control of assets
  • —Passkey-based authentication instead of hardware wallets
  • —Role-based permissions and approval workflows
  • —Cross-chain control from one interface
  • —No need to hold native tokens for gas in many flows
  • —Enterprise-grade security and self-custody
  • —Built on ERC-4337 smart account infrastructure
  • —Publicly documented Keystore protocol for access control

Technology

Ethereum ERC-4337
smart accounts
passkeys
role-based permissions
cross-chain workflows
Merkle-tree keystore / UCMT
bank connectivity / ACH integration
Go
TypeScript
Solidity
Shell

Customers

Coinbase
Trust Wallet
Cantina

Competitors

Safe
Kernel

Scale & contact

press@stackup.fi

Signals & risks

Other
Nov 2024

The company publicly said it was walking away from its prior infrastructure business to pursue a broader onchain business-operations platform after hitting a revenue ceiling and product-market fit issues for the earlier model.

Source
Other
Jan 2025

Stackup announced a new direction and said it would transition its bundler and paymaster infrastructure services to Pimlico over the next 30 days.

Source

Latest news

Stackup Raises $4.2 Million in Seed Round to Streamline Operations for Crypto Businesses

BusinessWire · Jun 2025

Stackup announced a $4.2M seed round led by 1kx, with participation from Y Combinator, Goodwater Capital, Soma Capital, Amino Capital, and Digital Currency Group. The company said the capital would accelerate its crypto operations platform and new banking-integration features.

Stackup is now live on Avalanche

Stackup · Jun 2025

Stackup said it went live on Avalanche, adding enterprise-grade controls such as role-based permissions, automated payments, and approval workflows on that network.

Visa Taps Stackup's Expertise for Account Abstraction in Global Stablecoin Payments

Stackup · Jun 2025

Stackup said Visa engaged its expertise around account abstraction for global stablecoin payments, highlighting Stackup's role as a technical advisor in the space.

Stackup Opens Platform to All: Transform Your Business Operations on Blockchain

Stackup · Feb 2025

Stackup announced general availability for all blockchain businesses, positioning the product as non-custodial, passkey-based, and free to start with pay-per-use pricing.

Why we walked away from our thriving infrastructure business

Stackup · Nov 2024

John Rising described the company's pivot away from infrastructure/API services toward a broader onchain business-operations platform after revenue and audience fit issues with the earlier model.

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