Crypto/Up and coming

Aztec

Privacy-first Ethereum layer 2 using zero-knowledge proofs, plus the Noir language for private smart contracts.

Why it's here

Raised a $100M Series B led by a16z crypto in Dec 2022 and now runs a live decentralized network, with Aztec Labs hiring at its London HQ.

Focus: Privacy Layer 2
Founded: 2017
Total raised: $117Msource: forklog.com
Latest round: Series B, $100M, Dec 2022
Staff (Companies House accounts): 28, average over the period to 31 Dec 2025source: find-and-update.company-information.service.gov.uk
Registered office: Third Floor, 20 Old Bailey, City of London EC4M 7ANsource: find-and-update.company-information.service.gov.uk
London presence: HQsource: jobs.ashbyhq.com
Investors: Andreessen Horowitz (lead), A_Capital, Alumni Ventures, Fenbushi Capital, HashKey Capital, King River Capital, Paradigm, SV Angel, Variantsource: forklog.com
Builds on: Ethereumsource: aztec.network
Area: City & Bank
Nearest station: St. Paul's, 344 m
Companies House: SPILSBURY HOLDINGS LIMITED (11093783, active)Incorporated 4 Dec 2017 · SIC 62012
Visas: Licensed visa sponsor, listed as Spilsbury Holdings Limited T/A Aztec Labssource: gov.uk
GitHub: github.com/AztecProtocol ↗source: aztec.network

For Aztec