Congratulations to everyone celebrating a OneBeacon milestone anniversary in May!
| Employee Name | Years of Service | Business Unit | Location |
| Edward Barber | 30 | Operations | MA – Canton |
| Marietta Dompier | 30 | Operations | MA – Canton |
| Kristen White | 25 | IT | Massachusetts |
| Donna Deleo | 15 | Marketing & Communications | Massachusetts |
| Donna Walsh | 10 | Producer Management | MA – Canton |
| Catherine Worley | 10 | OneBeacon Specialty Property | KS – Overland Park |
| Dennis Galvin | 5 | Claims | MA – Canton |
| Sandra Farris | 5 | OneBeacon Entertainment | Florida |
| Lynne Petre | 5 | OneBeacon Government Risks | CO – Denver |
| Jill Van Kirk | 5 | OneBeacon Professional Insurance | CT – Farmington |