Willis North America (Willis) announced the appointment of David Wightman as senior vice president and west region surety practice leader of North America. Based in Houston, Wightman will be responsible for Willis's surety operations across Texas, Oklahoma, Arizona, Nevada, Colorado, Oregon and Washington. He will work closely with Willis's global Surety group and Willis's Default Insurance group and property/casualty programs. Wightman brings to Willis more than 30 years of insurance and surety experience. Prior to joining Willis, Wightman served as director of southwest region for Construction Services and Surety Group for Aon Plc.

Brentwood Services Administrators Inc. (BSA), with headquarters in Brentwood, Tennesee, recently promoted Kristin Johnson to the position of claim representative I in the Occupational Accident department. In her new role, Johnson is responsible for reviewing, processing and handling occupational accident claims. Prior to her promotion, Johnson served as a claim examiner in the occupational accident program since March 2014 and a claim assistant with BSA for a client's occupational injury program since she joined BSA in August 2010.

The American Insurance Association (AIA) appointed Katherine Pettibone in the position of Western Region vice president for state affairs, effective October 1. Pettibone joins AIA from the Civil Justice Association of California (CJAC), where she served as legislative director since 2010. Pettibone will be based in the association's Sacramento, California office. The Western region includes the states of Alaska, Arizona, California, Hawaii, Idaho, Montana, Nevada, Oregon, Utah and Washington. She previously served as a senior legislative analyst in the California Governor's Office of Planning and Research.