

Compare O2 (Telefónica UK) versus Simless, Inc. for CEO Rating, Overall Culture Score, Brand Ranking, and other ratings. Results were generated by 6 employees and customers of O2 (Telefónica UK).
| 29% | Promoters |
|---|---|
| 7% | Passive |
| 64% | Detractors |
| 0% | Promoters |
|---|---|
| 0% | Passive |
| 0% | Detractors |
Net Promoter Score
Winner by 35