# Subzero Labs

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/subzero-labs

- Industry: Software
- Headquarters: Los Angeles, US
- Website: www.rialo.io/
- Total disclosed funding: $20M
- Latest round: Seed (Aug 1, 2025)
- Investors on record: 9

## About

Subzero Labs, also known as Rialo, is a US-based company providing a blockchain infrastructure that enhances application development through seamless internet connectivity and real-time data interaction. Subzero Labs, Inc. was founded in 2025, by Ade Adepoju and Lu Zhang, and is headquartered in Los Angeles, US. The company specializes in blockchain solutions that allow applications to communicate directly with the internet. In August 2025, Subzero Labs raised USD 20 million in a Seed funding round led by Pantera Capital, with participation from Coinbase Ventures, Fabric Ventures, Flowdesk SAS, Hashed Ventures, Mirana Ventures, Mysten Labs, Inc., and Susquehanna International Group. The total amount raised is USD 20 million, which represents the entirety of funding secured to date. Rialo offers a blockchain infrastructure designed to improve application development through seamless internet connectivity and real-time data interaction. Its platform enables applications to communicate natively with the internet without middleware, facilitating real-time asset pricing, encrypted messaging, and effective data transfer across various industries including finance and logistics, primarily targeting clients in North America, Europe, and Asia. Rialo generates revenue through a structured transaction model involving both direct-to-consumer and B2B partnerships. Clients typically subscribe to different service tiers that offer features like native messaging and real-time data services. Specific pricing plans or revenue figures are not disclosed, as the focus is on delivering value through its innovative platform. In August 2025, Subzero Labs raised USD 20 million in Seed funding aimed at launching its blockchain platform and expanding developer tools for real-world integration. The company plans to enhance compatibility with existing web infrastructure and is targeting new markets for geographic expansion. Specific release dates for upcoming products have not been disclosed.

## Funding rounds

- Seed, Aug 1, 2025, $20M — Susquehanna International Group, Pantera Capital, Hashed Ventures, Fabric Ventures, Variant, Edge Capital Management, Mirana Ventures, Mysten Labs, Inc., Flowdesk

## Investors

- Susquehanna International Group — Seed
- Pantera Capital (https://capitalatlas.ai/funds/pantera-capital) — Seed
- Hashed Ventures (https://capitalatlas.ai/funds/hashed-ventures) — Seed
- Fabric Ventures (https://capitalatlas.ai/funds/fabric-ventures) — Seed
- Variant (https://capitalatlas.ai/funds/variant) — Seed
- Edge Capital Management — Seed
- Mirana Ventures (https://capitalatlas.ai/funds/mirana-ventures) — Seed
- Mysten Labs, Inc. — Seed
- Flowdesk — Seed