Want to buy or sell your residential investment property?  

Joanne has a depth of understanding of the rental housing market having owned rental units since 1976 and honed her skills being a hands on manager.  She continues to belong to local and state associations for apartment owners thus keeping her on the forefront of ever changing laws affecting owners and tenants.  


Joanne has developed an innate sense for residential investment properties.  She is a member of the California Apartment Owners association and the regional Rental Housing Association and has held membership in these organizations for more than 40 years.

Want to buy or sell your home?

Whether it is a house, condo, townhome or manufactured home when Joanne represents a client her ultimate goal is to get the seller the most money possible and the buyer the best buy possible.  She guides her clients through a complex maze  including effective planning and marketing, inspections, negotiations, numerous disclosures, contract clauses and other aspects of the buying and selling process.  Her attention to details enables her clients to realize the best result possible.


Joanne's experience, knowledge and keen sense about the human condition and the nuances in real estate brings the client superior results.  See what some of her clients have to say about her service on the Testimonials page.

Joanne L. Gardiner, Broker, CA Broker License # 00822285

Want to sell a probate or trust property?

Joanne has handled countless probate sales from successor trustee sales, to independent administration, and court confirmed probate sales.  Each type has a particular framework that needs to be ahered to in order to successfully represent these unique transactions and deliver results to sellers.  

Are you thinking of relocating to a different area or state?

Individual relocation can be smooth or it can be a nightmare depending on many factors.  The most important aspect of relocating is finding the right agent in the new city.  When you need a broker outside of the San Francisco Bay Area or in another state, call on Joanne to connect you with just the right one.  By using her e-PRO Realtor® network you will have the best representation possible in your new city. 

Why choose Joanne to represent you when you buy or sell real estate:

She is a California licensed Broker with more than 40 years full-time experience and strives to stay on the cutting edge of the real estate industry.   Her knowledge, attention to detail, timely communications and effective results are superior to her competitors, period.  She stays on the forefront of real estate market cycles and trends.  

She listens to her clients and pays attention to their needs.  She strives to meet each client's individual goals, even when it means working seven days a week and burning the midnight oil.         

She personally handles all negotiations for her clients.  She is a strong negotiator.  For sellers that results in an increased bottom line.  For buyers that reduces the total outlay.   
By Joanne providing personal attention clients feel more secure, more connected and better informed in what is probably the most important transaction of their lives.


Clients refer their family and friends to her because they like the results she produces. Testimonials      

Types of property in which Joanne Specializes:

Single family homes, condominiums, townhomes, garden homes, PUDs, single family homes, manufactured homes, mobile homes, modular homes, duets, residential income properties: duplexes, tri-plexes, four-plexes, apartment complexes under 10 units and Certain Special Use Properties.

For information on buying or selling east bay homes, please contact her at 510-429-4800 or send her a note on the Contact Joanne form. 

Joanne L. Gardiner, Broker, e-PRO Realtor®, Notary Public
California Department of Real Estate Brokers License Number: 00822285
California Department of Housing and Community Development Occupational License Number:  SP1178511         

Office: 510-429-4800 or Cell phone: 510-589-4794 


Joanne Gardiner and Advanage Realty serve the greater San Francisco Bay Area with an emphasis on the East Bay.  Our location near the bay enables us to easily serve Alameda County, Contra Costa County, and San Mateo County.  Our primary service areas in Alameda County include:  Castro Valley, Dublin, Fremont, Hayward, Livermore, Newark, Niles, Oakland, Pleasanton,  San Leandro, San Lorenzo, Sunol, and Union City.  In Contra Costa County:  Danville and San Ramon.  In San Mateo County:  Burlingame, Foster City, Palo Alto, and San Mateo.