Our Team


Sharon Burningham
(707) 884-4300 ext. 13
(707) 322-4712 cell
(707) 884-9400 fax


Sharon Burningham has been specializing in coastal properties, representing buyers and sellers for over 35 years. She has consistently been a top producer in listings and sales. Her experience will make your real estate experience simple and clear. Whether you are buying or selling you will feel you are in good hands. Sharon's aim is to be certain that the process is neither mysterious nor stressful.

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Rosie Iversen
(707) 884-4300 ext. 16
(707) 494-0192 cell
(707) 884-9400 fax


Rosie Iversen has had family ties in this community for over 50 years. Growing up and raising her daughter here, she has been very involved in the local schools and community activities and continues to do so.  Rosie is not only a full-time Real Estate Broker but also a business partner in Iversen Electric. She has in-depth knowledge of building codes septic systems and quality of construction. She has worked with many architects, contractors and local businesses to help her clients with their needs. Rosie is known for going above and beyond for her clients from start to finish. Buyers and sellers can count on her to help them through the complete process. Rosie is very active in Mendocino and Sonoma County properties of all phases.


Marianne Harder
Sales Associate/REALTOR®
(707) 884-4300 ext. 12
(707) 328-4434 cell
(707) 884-9400 fax


Marianne Harder has been living and working in the local community for over 30 years. After working professionally in hotel management, she began her real estate career in 2005 as a licensed Sales Agent. In 2007 Marianne and her husband Steve, who has been in the real estate business since the 1980’s, opened their own brokerage. Steve and Marianne live full time in The Sea Ranch where they were married in 1983 and where they purchased their first lot in 1986. In collaboration with a local architect and general contractor, the Harders have designed, built and remodeled homes at The Sea Ranch and understand well what makes the coastal lifestyle so special.

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Joan O'Connell
Associate Broker/REALTOR®
(707) 884-4300 ext. 17
(707) 884-9400 fax


Joan is a native Californian, raised in Sacramento, graduated from U.C. Berkeley, is a real estate broker and has been selling real estate since 1977. She has 3 children, 6 grandchildren and loves kayaking, gardening, reading, hiking, sunshine and the north California coast. Since moving here full time in 2000, she has continued her real estate career and can not think of a more wonderful place to be.

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Diane Wilson
Sales Associate/REALTOR®
(707) 884-4300 ext. 14
(707) 884-9400 fax


Having trained and worked as a Clinical Psychologist in the bay area for 25 years, Diane recognizes the importance of asking the right questions and then taking time to listen to the answer, coupled with her belief that the home is a metaphor for the self contributes to her ongoing client satisfaction. Recognizing the home as so much more than a structure, but rather as a mirror of the soul has allowed Diane to enthusiastically enjoy getting to know her buyers and lead them on their quest for their perfect home on the Mendonoma Coast.

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Coldwell Banker Coastal Properties | 707-884-4300 | Contact Us
39351 S Hwy 1, Gualala CA 95445
PO Box 1640 - Gualala, CA 95445
Copyright © 2018, All Rights Reserved

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Coldwell Banker Real Estate LLC. A Realogy Company. All Rights Reserved. Coldwell Banker, the Coldwell Banker Logo, Coldwell Banker Global Luxury, and the Coldwell Banker Global Luxury logo are service marks registered or pending registration owned by Coldwell Banker Real Estate LLC. Coldwell Banker Real Estate LLC fully supports the principles of the Fair Housing Act and the Equal Opportunity Act. Each Office Is Independently Owned And Operated. Listing information is deemed reliable, but is not guaranteed.