A list published by Inc. of the 5000 fastest-growing private companies in the US. The requirements to be included are 1. Be a US-based independent company (ie not owned by a subsidiary), 2. You started earning revenue by March 31st of the first year, 3. Had at least $100,000 of revenue in year 1, 4. Had at least $2,000,000 in year 4, and 5. Year 4 revenue exceeds year 1 revenue.