This report covers the virtual operator market in the Netherlands (MVNOs and second brands of MNOs) as of the first quarter of 2021. It has an operational focus, commenting on subscriber numbers and mobile service revenues, market shares, marketing spending and related developments. This research document also provides access to company profiles of the top active players (with more than 50 thousands mobile Sims), upon request other profiles can be provided. The analysis is based on Telecompaper's continuous research into the development of the Dutch mobile virtual network operators market. The focus is on all types of virtual operators, as well as service providers and MVNEs.