Local Experts! All born and raised in beautiful southern California, We are all proud to claim we’re natives of “America’s Finest City”!


Jessica StJohn (aka Jecka) was born and raised in beautiful, sunny San Diego! After high school, Jecka spent half the year enjoying the local beach communities and the other half the year in Mammoth while attending college. Living the dream of having the best of both worlds, Jecka became an enthusiast for beach life & active extreme sports like snowboarding and dirt bike riding.

Jecka’s passion for Real Estate came when she purchased her very own home at age 22. After her first home transaction, she then purchased an investment home and flipped it, and purchased her third house all by the time she was 25! She quickly fell in love with Real Estate and became a licensed realtor in 2007. Starting her career at the advent of the distressed house market, Jessica saw a vast opportunity for real estate investors as well as first-time buyers like herself. The Distressed Market is difficult but offers great opportunity as well. She learned a tremendous amount during this fragile time. Now specializing in a variety of distressed sales, REO, short sales, reversed mortgage short sale, trust, estate, off-market sales, and probate. Acquiring properties for real estate investors advising and acquisitions. Along with the tradition sales of move up, downsize concurrent closings, and many types of investments.

Jecka is experienced in guiding her clients through the complexities of buying or selling a home, eliminating the many hassles and stress that can arise during the process. Whether you are looking to buy or sell your home, she will provide sound and trustworthy advice to help you achieve your real estate goals.

Jecka doesn’t measure her success through awards received or achievements, but through the satisfaction of her clients. She takes great reward in making each client happy and feels blessed and honored to work in an ever-changing, exciting market!


Lauren Lavin originally from the outskirts of Philadelphia, embraced the opportunity of a new experiences by moving to the beautiful city of San Diego seven years ago. She graduated from Penn State University and became a Chemist although she loves chemistry her passion for real estate has grown stronger. Growing up she wanted to be an interior designer & decorator and used to cut pictures from the “House & Home” Magazine and put them in a photo album to get ideas of the perfect house she was going to design, just like her parents did.  Now she has the luxury of seeing these homes in person. She finds it very intriguing to see some of the creative designs people come up with over the years, and welcome all ideas.

Lauren's personal hobbies consists of a lot of yoga, beach walks, & playing tennis.  Lauren would categorizes herself as highly organized analytical and with excellent communication skills. She plans on making the home buying process as stress free as possible for you. She is a true asset to the Team of Jecka StJohn & Associates.  


Jonathan Quinn Borja Acfalle has been involved in the real estate industry since the summer of 2008. He has excelled in helping others buy, sell, and invest in real property; residential and commercial. Naturally, Jonathan gravitates towards the San Diego beach communities, but over the years has serviced the entire Southern California area. And with his extensive aviation background your next deal is just a flight away. In addition, this Local Boy has a passionate connection to the Veteran Community and being able to provide them with great customer service. He is committed to always staying faithful to his roots in outgoingness, hospitality, and integrity. Furthermore, during his spare time, Jonathan is a family man, public servant, and traveling foodie.
Jonathan is super excited to be a part of Coldwell Banker Residential Brokerage/Jecka StJohn & Associates. Feel free to reach out with any questions or concerns that you may have. Please do not hesitate to let him know how he can help. It is always his pleasure to meet you and he prays all is well!