Nomos One | 1,866 followers on LinkedIn. Effortless IFRS 16 lease accounting and lease management | Nomos One is cloud-based collaborative lease management and lease accounting software that connects your selected stakeholders to lease portfolio information, with unlimited users. It is an all in one, end to end solution that is intuitive and easy to use. Create reports for auditors in seconds that are compliant with the latest lease accounting standard, IFRS 16 – Leases.