Our experienced staff is the heart of our club

The friendly staff members at Mercer Island Beach Club are dedicated to meeting our needs with a warm smile and a ready laugh. They are experienced professionals, tasked with the vital responsibility of engaging our members, young and old. Whether you are taking lessons with our tennis pro, booking a wedding, or registering your kids for summer camp, you will find our seasoned staff to be professional, experienced, attentive, courteous, and fun. They even make note of important family milestones and will greet you with hearty congratulations when the occasion warrants.


Katie Boissoneault, General Manager

Katie is a Mercer Island native, a graduate of MIHS and University of Washington, Foster School of Business. She brings professional and committed leadership to the role of General Manager. Katie is excited to lead the MIBC team focused on delivering an exceptional membership experience to our MIBC families.

Contact Katie


Jan Bowders, Office Manager

Jan Bowders is a Louisiana native, born into a military family. She has lived in 14 different states and traveled extensively in South East Asia. A divorced mother of one, she also served in the US Army for nine years and left for medical reasons with an Honorable Discharge. Jan has spent 35 years as an Office Manager, Bookkeeper, and Payroll/Benefits Clerk (along with a few other things in the military). Jan is very proud of her son Tanner, a Chapman University graduate and a published author and had enjoyed her last three years working for Mercer Island Beach Club.

Contact Jan


Daniel Mitha, Tennis Director

Daniel is a Pacific Northwest native who attended the University of Washington before graduating from New York University in 2001. At NYU he captained the Men’s Tennis Team and received departmental honors in Journalism. In the decade after college Daniel worked as a musician and writer. He recorded for film soundtracks, performed on late night TV, festival stages, and in rock clubs across North America and Europe. He directed a summer juniors program in Louisville, KY., and coached a high school girl’s team in New York City before joining the pro staff at Mercer Island Country Club in 2011.

In 2012, Daniel became USPTA certified and joined Team Babolat.

Daniel and his wife Nikki reside on Mercer Island.

Contact Daniel


Spencer Anderson, Aquatics Director


Spencer is a Pacific Northwest local who has spent the last 5+ years life guarding, swim instructing and coaching. Spencer swam competitive club, he also participated on his high school swim team. Spencer is excited to have the opportunity to share his passion for aquatics with everyone at MIBC.

Contact Spencer


Jim Cameron, Maintenance Supervisor

Jim is a Mercer Island native, and a graduate of MIHS. He brings a wealth of experience, including owning his own general contracting firm for 19 years. Jim is excited by the variety of projects and systems which MIBC presents, and the ability to make a difference at the club.

Contact Jim