Nikolai Skatchkov
CEO and co-founder
Employee expense, corporate card and benefits platform for European SMEs, now part of Personio
Circula is a German spend management platform for small and mid-sized businesses that handles employee expenses, travel expenses, company credit cards, accounts payable and tax-optimised employee benefits such as mobility, lunch and voucher benefits. It has deep DATEV integrations and works with tax advisors, and according to EU-Startups more than 3,000 European mid-market businesses use it. Nikolai Skatchkov is CEO and co-founder. Circula raised a €15 million Series A in 2025, and on October 6, 2026 HR and payroll unicorn Personio announced it had acquired Circula to combine HR, payroll and spend management on one platform.
CEO and co-founder