audit firm profile
S

Sigma Prime

Vetted on Procur3
SolidityRustGoC++MoveCairoNoirEthereumSolanaAptosL1L2Consensus

Sigma Prime is a blockchain security firm known for deep protocol-level audits across L1, L2, Consensus. This profile aggregates its public audit record, 6500+ findings and notable clients — so you can evaluate fit before requesting a competitive quote through Procur3.

400+
Public audits
6500+
Findings logged
all severities
1,617
Crit + high + med
material findings
1
Incidents attributed
see history below
overview

About Sigma Prime

Sigma Prime is a blockchain security firm specialising in smart contract audits and protocol-level security reviews. The team works primarily in Solidity, Rust, Go and C++, covering engagements across Ethereum, Solana, Aptos and related ecosystems. Core areas of expertise include L1, L2, Consensus, DeFi.

With 400+ public audits on record, Sigma Prime has worked with notable protocols including AAVE, Chainlink, Protocol Labs, Lido. The firm's review history provides a transparent track record that teams can evaluate before engaging.

Through Procur3, teams can put their scope to Sigma Prime alongside other matched firms and receive a competitive quote — without a three-week sales cycle.

track record

Findings by severity

HighMediumLowInfoGas
Critical2263.5%
High5668.7%
Medium82512.7%
Low2,19733.8%
Informational1,70926.3%
Gas97715%

Across 400+ public audits, Sigma Prime has logged 6500+ findings. Critical and high-severity issues account for roughly 25% of all findings — a profile reflecting thorough, deep-dive analysis across diverse protocol architectures.

Figures aggregated from publicly available audit reports. Counts are updated periodically and may lag the firm's latest private engagements. Severity labels follow each report's own classification.

selected work

Notable clients

AAVE
Lending
Chainlink
Oracle
Protocol Labs
Infrastructure
Lido
Liquid Staking
Sushi
DEX
Swell
Liquid Staking
post-audit incidents

Incident history

Incidents recorded where a protocol was exploited after a Sigma Prime engagement. Attribution is contextual — a later exploit may fall outside the audited scope or post-date the review. We link the public source so you can judge for yourself.

source: rekt.news

Exploit in a previously-reviewed protocol

1 public incident is associated with a protocol Sigma Prime had engaged with. The exploited component fell partially outside the original audit scope. See the linked post-mortem for the full timeline and root cause.

get started

Ready to work with Sigma Prime?

Post your scope once. Sigma Prime quotes it competitively alongside other matched firms — you compare and award.

vetted firms onlyquotes in hoursfree for builders