Mida OS

UK Startup Accountants

Accountants for UK startups, fully managed.

Mida OS gives early-stage UK founders a complete accounting team — without the cost or hassle of hiring one. Your books, accounts and filings, all handled.

From bookkeeping and management accounts to year-end and corporation tax, a coordinated team keeps your finances accurate, compliant and ready for investors.

One managed stack for your startup’s back office.

Mida OS handles legal, accounting, compliance and payroll for UK founders — one price, everything included. £350/month.