Pat Renzi is a principal with the Life Technology Solutions practice of Milliman and functions as its CEO. Renzi, who joined the firm in 1999, has worked in Philadelphia, Seattle, and the United Kingdom. Now in the New York office, she was elected to the firm's board of directors in 2015. Prior to joining Milliman, Renzi spent nine years developing and delivering the PTS software with CHALKE/SS&C. During this time, she was involved in development, support and training, and worked with customers to define the product content and direction. Renzi also used the PTS system to provide consulting support to life insurance companies, including building corporate models and performing cash-flow testing, system customization, and product pricing. Renzi began her career working in the actuarial departments of GEICO Life and Annuity Company and CIGNA as an actuarial systems specialist, and at Reliance Insurance Company, where she assisted in the implementation of an ALM modeling process.