Fortress Accounting is a full-service accounting and financial services firm offering bookkeeping, tax preparation, CFO services, and wealth management to small and mid-sized businesses, with specialization in industries like SaaS, Fintech, Web3, crypto, and professional services. They provide crypto-native accounting for digital asset investors, DeFi protocols, NFT transactions, and more, serving clients globally across the US, Canada, UK, EU, and other regions. Originally founded as Interim CFOs, the firm evolved in 2020 to support startups from seed to series C stages with strategic financial guidance.