Customers Our strong relationships we have with our customers is what matters most to Kesle Systems and is the driving force behind our success. Our clients represent a "who's who" of fortune 1000 family in the Northeast and include: Banknorth Group Parametric - PTC BlackRock Partners Healthcare Boston Financial - BFDS PCI Corp. Boston Medical Center Pitney Bowes Brass Ring Publishers Circulation Fulfillment Chickering Insurance Ropes and Gray Cigna State Street Bank & Trust EMC State Street Cayman Islands eSeclending State Street Global Advisors Fidelity State Street IMS West - PIMCO FlexCon State Street Research FNE State Street Tokyo Fortis Investment Sun Life Financial Group Gemgroup Teradyne IntelliCare Testa, Hurwitz International Fund Services Thomson Financial John Hancock UNICCO MannKind United Health Group Morrison, Mahoney UNUMProvident Neighborhood Health Plan Wellington Management New England Financial - MetLife Wright Express