Walter Page
Agency Principal and Agent

Walter moved to Lakeland/Winter Haven area in 1985 to attend Southeastern University, where he got a BA in Christian Education. He enjoyed a 20 year career with UPS before deciding to go into the insurance industry.  His passion for teaching and serving others is apparent as he has taught a large adult class at his church for 18 years.  He is also involved in his church as a deacon, and is on the leadership team for the Wingman men’s ministry.  Walter has been a part of the Winter Haven Rotary club since 2006, serving on the board several times.  Walter is married with three adult children, and he loves to run and workout in his spare time.

Diane Costello

Diane was raised in South Florida and moved to Winter Haven in Spring 2000. She has a B.S. degree in Marketing from Florida State University and has worked in insurance since 2007.  After two years of working with her husband at his State Farm agency, she came on board with SIG Insurance at its inception in 2009.  Working here has given her the opportunity to grow and help a wide range of clients with their personal and commercial insurance needs.  She loves learning about their businesses and properly protecting them.  Diane is an avid FSU football fan and loves to travel with her family and friends.

Chantelle Williams
Account Manager

Chantelle was born and raised in New Hampshire and moved to Florida in 2008. She came to SIG in 2015 and has five years of experience in the insurance industry. Developing a personal relationship and uncovering each client’s unique needs is her favorite part about working at SIG. Chantelle enjoys reading, trips to the beach and spending time with her family at home in Lakeland.

Lauren Mueller
Account Manager

Lauren is a Florida native and grew up in Miami.  She came to SIG in January 2016 with a background in sales, marketing and customer service. Her favorite thing about working in the insurance industry is that no two situations are alike and she enjoys finding a solution for each unique situation as it presents itself.  Lauren lives in Lakeland with her family.