This year’s SDM 100 report and rankings show excellent growth for the SDM 100 companies in 2019. The onset of the coronavirus pandemic was just starting to hit as the security industry’s top companies were filling out the 2020 SDM 100 applications; to many of this year’s companies, it is like being on a mountaintop without a clear view of the landscape. Read on to look at this year’s top security companies ranked by recurring monthly revenue, along with their thoughts and projections for what lies ahead.