| ACCENTURE S.P.A. | MI | 13454210157 | 2.997.079 | 260.270 |
| IBM ITALIA S.P.A. | MI | 01442240030 | 1.243.423 | 147.423 |
| REPLY S.P.A. | TO | 97579210010 | 869.224 | -2.635 |
| S.A.P. ITALIA SISTEMI APPLICAZIONI PRODOTTI IN DATA PROCESSING S.P.A. | MI | 09417760155 | 848.348 | 53.597 |
| LUTECH S.P.A. | MI | 02824320176 | 603.764 | 50.547 |
| NTT DATA ITALIA S.P.A. | MI | 00513990010 | 602.265 | 44.962 |
| ACCENTURE TECHNOLOGY SOLUTIONS S.R.L. | MI | 03646450969 | 594.461 | 37.960 |
| GENERALI OPERATIONS SERVICE PLATFORM S.R.L. | TS | 01345740326 | 556.636 | 57.791 |
| SALESFORCE.COM ITALY S.R.L. | MI | 04959160963 | 550.995 | 52.902 |
| NOOVLE S.P.A. BENEFIT | MI | 11432040969 | 550.175 | 185.042 |
| TEAMSYSTEM S.P.A. | PU | 01035310414 | 531.382 | 146.825 |
| KYNDRYL ITALIA S.P.A. | MI | 11628710961 | 492.139 | 44.670 |
| ENTERPRISE SERVICES ITALIA S.R.L. | MI | 00282140029 | 467.848 | 33.429 |
| AMILON S.R.L. | MI | 05921090964 | 455.168 | 9.276 |
| AZIENDA REGIONALE PER L'INNOVAZIONE E GLI ACQUISTI ARIA S.P.A. | MI | 05017630152 | 432.482 | 4.175 |
| CEDACRI S.P.A. | MI | 00432960342 | 397.276 | 171.808 |
| ACCENTURE FINANCIAL ADVANCED SOLUTIONS & TECHNOLOGY S.R.L. | MI | 11244750961 | 368.097 | 30.465 |
| LUTECH ADVANCED SOLUTIONS S.P.A. | MI | 00795910157 | 322.874 | 25.941 |
| MATICMIND S.P.A. | MI | 05032840968 | 321.662 | -5.741 |
| EURONET PAY & TRANSACTION SERVICES S.R.L. | MI | 05445540965 | 318.217 | 5.737 |
| CRIF S.P.A. | BO | 02083271201 | 306.960 | 44.606 |
| VALUE TRANSFORMATION SERVICES S.P.A. | VR | 08162580966 | 306.837 | 51.817 |
| ALTEN ITALIA S.P.A. | MI | 00775900194 | 303.072 | 33.621 |
| ARUBA S.P.A. | BG | 04552920482 | 300.407 | 50.284 |
| SENNDER ITALIA S.R.L. | MI | 10933700964 | 274.958 | 13.529 |
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