
ADSUM
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About The Firm
Adsum is a UK-based tax technology and fintech company founded in 2019 that helps businesses, accountants, and finance professionals simplify tax compliance and improve cash flow. The company develops AI-powered tax software and HMRC-integrated solutions that provide real-time visibility of VAT, PAYE, Corporation Tax, and Self-Assessment obligations in one platform. Adsum's flagship products are designed to automate tax administration, reduce manual work, and help businesses manage payments, refunds, and compliance more efficiently. Since its launch, the company has focused on transforming complex tax processes into streamlined digital solutions for modern finance teams and accounting firms.
