Source: every figure comes from Companies House records and the accounts companies file there. How the figures are produced.

UK companies ranked by net assets growth

Ranked by the percentage change in net assets between the latest two consecutive annual accounts. Companies must have started with net assets of at least £50,000, so very small starting values cannot top the list.

Data as of

Companies

Accounting firms

Software companies

Construction companies

Recruitment agencies

Marketing agencies

Statistics and method