About Us

Janet Williamson


Janet WilliamsonJanet Williamson is a consummate real estate professional.  She obtained her real estate license in 1980 and since then, she has been facilitating successful transactions with a singularly determined client focus.   Janet is adept at the art of listening so she has a clear picture of her client’s needs and she works diligently to address them.  To quote one of Janet’s clients, “Her commitment to our 100% satisfaction and our long-term happiness were abundantly clear.”   She has the depth of experience, market knowledge, and negotiation skills it takes to navigate Marin County’s competitive real estate market, which makes her an invaluable asset for both buyers and sellers.  Fifteen years ago, Janet joined forces with her daughter, Sally and their clients benefit from a partnership based on shared ideas, mutual respect, and a solid work ethic.  Their dual skill sets and invaluable connections make  them an unbeatable team.

Janet has lived in Belvedere since she moved from Scotland many years ago.  She has always been an active part of the community, supporting the Reed Schools Foundation and the Belvedere/Tiburon Library. She raised two children in Marin and now has six grandchildren growing up in the county.  After raising her family in the area, Janet knows Marin and has the experience and knowledge to guide clients in their pursuit of the perfect home.    


Sally Williamson


Sally WilliamsonSally Williamson is approachable and responsive – that’s what clients like most when they initially meet her. When they get to know her better, they appreciate her dedication, integrity, knowledge and professionalism.  Sally customizes her strategy for the purchase or sale of each home and every buyer or seller to achieve the best possible results in each situation.  To do that, she takes the time to get to know her clients to determine what is important to them.  Sally has been a residential real estate agent for ten years in partnership with her mother, Janet.  Together they are a strong team with loyal clients who have described them as “unmatched” in their field with a “great mix of calm, warmth, aggressiveness and hard work”.

Sally has lived in Marin since her family moved here from Scotland when she was two years old.  She is an alumna of the Belvedere Nursery School, where her own children followed in her footsteps.  Her two boys are currently students in the Reed School system.  She has always been very involved in their schools, serving on the boards of both the Belvedere Nursery School and Reed School, as well as, volunteering regularly during the school year. Her experiences growing up in Marin and now, raising her own children here, have given her a perspective and in-depth knowledge she can share with clients. 

She graduated from Loyola Marymount University with a degree in psychology.  She enjoyed a successful career in sales with AOL Time Warner, specifically Sports Illustrated and Sunset Magazines, before deciding to pursue a career in residential real estate.