The following lists the top 20 women on the Corel WTA Tour and their representation. Agents without an agency are independent. Prize money = '98 event earnings (THE DAILY).
| RK | PLAYER | PRIZE
MONEY | AGENT | AGENCY |
| 1) | Lindsay Davenport | $2.70M | Tony Godsick | IMG |
| 2) | Martina Hingis | $3.18M | Jeff Schwartz | IMG |
| 3) | Jana Novotna | $2.04M | Phil de Piciotto | Advantage |
| 4) | A.Sanchez-Vicario | $1.51M | Stephanie Tolleson | IMG |
| 5) | Venus Williams | $1.71M | Kevin Davis | Garvey, Schubert & Barer |
| 6) | Monica Seles | $1.00M | Tony Godsick | IMG |
| 7) | Mary Pierce | $662,237 | Gavin Forbes | IMG |
| 8) | Conchita Martinez | $859,417 | Phil de Piciotto | Advantage |
| 9) | Steffi Graf | $537,577 | Phil de Piciotto | Advantage |
| 10) | Nathalie Tauziat | $990,224 | Benoite Lardy | — |
| 11) | Patty Schnyder | $901,828 | Tons Halterman | — |
| 12) | Dom. van Roost | $440,324 | Bart van Roost | — |
| 13) | Anna Kournikova | $526,633 | Phil de Piciotto | Advantage |
| 14) | Sandrine Testud | $477,795 | Ivan Brixi | Advantage |
| 15) | Irina Spirlea | $530,988 | Stefano Lopez | — |
| 16) | Natasha Zvereva | $931,945 | Terry McQuade | Young Stars |
| 17) | Amanda Coetzer | $534,948 | Phil de Piciotto | Advantage |
| 18) | Ai Sugiyama | $354,950 | — | Belly Button Inc. |
| 19) | Silvia Farina | $291,186 | — | IMG Italy |
| 20) | Serena Williams | $310,211 | Kevin Davis | Garvey, Schubert & Barer |
