HIRO

formerly Hiro Systems

Developer tools for Bitcoin layers

HIRO was founded in 2013, is headquartered in New York, United States, lists 11–50 employees, and has 4 recorded funding rounds.

Headquarters
New York, New York
Employees
11–50
Founded
2013
Business Model
B2B
Website
hiro.so
Last Round
Series BJan 2022
Rounds
4

Indexed holds 4 funding rounds for this company. The full record is or through the API.

About

Hiro Systems PBC builds developer tools for Bitcoin layers such as Stacks, making it easier for developers to build Web3 applications and smart contracts on top of Bitcoin. Its product suite includes the Hiro Platform for writing and deploying smart contracts from the browser, Chainhook for reacting to onchain events in real time, Ordhook for indexing Bitcoin Ordinals, the Stacks Blockchain API, and a Token Metadata API for verifying and displaying tokens and NFTs.

Summary

HIRO is a Crypto & Web3 company based in New York, United States, founded in 2013. It lists 11–50 employees. Its most recent funding was a Series B round in Jan 2022.

Tech & App Stack

9 technologies & apps tracked

Every product and vendor across these categories, with where each signal came from.

Create a free account with 25 free credits every month, no card needed, to unlock the full tech & app stack, funding history, and valuations.

Funding History

Series BSeries B2022 (est.)

Sign up to see all 4 events

Funding: Venture Round through Series B. Amounts, valuations, and investors where available.

Similar Companies

Blockstream

Builds Bitcoin infrastructure and products—enterprise custody, Lightning and Liquid networks, dev...

Victoria, Canada51–200Crypto & Web3, Developer Tools
ConvertibleTotal funding$507.0MOct 2024
BullishIPO

Regulated institutional-grade cryptocurrency exchange offering spot trading for Bitcoin, Ethereum...

George Town, Cayman Islands201–500Fintech, Crypto & Web3
Corporate RoundTotal funding$10.0BMay 2021
Stripe

Stripe provides payments, billing, money-management, fraud-prevention, and identity tools that he...

South San Francisco, United States5001–10000Banking, Fintech
Series G+Total funding$8.8BMar 2023
Epic Games

Leading interactive entertainment company and developer of Fortnite, Unreal Engine, and the Epic ...

CARY, United States1001–5000Developer Tools, Entertainment
Corporate RoundTotal funding$7.9BFeb 2024
Mistral AI

Mistral co-creates tailored AI systems for enterprises and governments, combining frontier models...

Paris, France501–1000Artificial Intelligence, Generative AI
Series DTotal funding$7.0BSep 2026
IREN LimitedIPO

IREN provides vertically integrated AI cloud services, delivering large-scale data centers and GP...

Perth, Australia201–500Cloud, Crypto & Web3
ConvertibleTotal funding$5.6BMay 2026

Your company? Embed this profile

Add the live badge to your site — it stays current as your funding data updates.

HIRO on Indexed.vc
<a href="https://indexed.vc/companies/hiro"><img src="https://indexed.vc/api/badge/company/hiro" alt="HIRO on Indexed.vc" width="260" height="76" /></a>