This is an intertesting topic becuase there is no correct answer becuase it depend on Delivery Location. Productivity depends on Onshore Vs Offshore Vs Hybrid delivery plus accelerators, automation and past performance of that organization.
That said, as Thumb Rule, for every $10M revenue @ 30% plus margin, an IT Services firm or Digital Transformation Consulting company may be having 50 folks. The roles and responsibilities of the entire team may include Management Team, Sales Team, Pre-Sales Team, SME Team, Marketing Team, Architectural Team, QA Team, BA Team and Development Team.
Here is metrics based on our experience on Employee to Revenue Ratio (ERR) or also known as Gross Productivity Ratio (GPR).
Total Revenue in $M |
Employees (FTEs, Consultants, Hybrid) |
$10M | 50 - 100 Employees |
$25M | 500 - 750 Employees |
$50M | 1000 - 1500 Employees |
$100M | 2000 - 3000 Employees |
$2000M | 4000 - 5000 Employees |