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  • About

    MainLine360 is a Real Estate Team with international reach, delivering a brand of service based on integrity, informed by expertise and practiced in efficiency.

    For developers and other sellers of real estate, MainLine360's unique marketing approach ensures that our clients earn the highest market-driven prices. Having introduced numerous new properties to Center City and the Greater Philadelphia real estate market, we partner closely with developers from the earliest stages of a project through to completion.

    MainLine360 at Keller Williams offers comprehensive real estate sales solutions for buyers, sellers, investors and developers. MainLine360 is a closely integrated team of accomplished Keller Williams professionals with extensive experience in every aspect of Residential Resales, Condominium, Commercial Sales and Rental Transactions. Our experienced agents educate and shepherd buyers and sellers through the sales process.

    Our highly personalized services and our flexible and creative approach result in very high customer satisfaction, and our strategic partnerships and affiliations provide global exposure for the properties that we market.
    Featured Agents

    Erica Barnes



    Erica Barnes has made the Main Line her home for over 20 years. She is a graduate of Villanova University with a degree in nursing. After a successful career in the pharmaceutical industry where she specialized in research and project management, Erica decided to pursue her combined passions of helping people and real estate. She is committed to building relationships with trust and honesty, listening and understanding the needs of her clients, and handling every detail while helping clients achieve their real estate goals (and dreams!). Erica enjoys real estate investing, interior design, music, sports and finding new adventures with her husband and two children. Cell Phone: 610-888-2966 Email: erica@mainline360.com

    Jeff Coon



    Liz Eppleman

    Operations Manager


    Liz is the Operations Manager at MainLine360. She recently relocated from Summit, NJ to West Chester, PA. Liz previously worked as a producer for Fox News. She covered business news and has always had a keen interest in the housing market and real estate. Liz is a graduate of Susquehanna University and holds a bachelor’s degree in Communications. She enjoys spending time with her family, friends and her husband – she got married in July! Fun Facts: newly converted Eagles fan, can't live without iced coffee, gemini. Phone: 908-370-9982 Email: Liz@wyhergroup.com

    David Wyher


    David grew up in Blue Bell and therefore has a deep appreciation for the Greater Philadelphian way of life. David's professional background is rooted in Consulting and Property Management where he learned to adapt to many different people and situations quickly and competitively. His insight gained from years of involvement in bringing all components of property acquisition, renovation, and management together smoothly has granted him a unique perspective on and approach to the real estate industry. His enthusiasm and tenacity has allowed him to emerge as one of Greater Philadelphia's finest Realtors. Cell Phone: 215-872-8591 Email: david@mainline360.com

    Byron Anstine

    Associate Broker


    Byron Anstine has been helping buyers and sellers of real estate since 2002. Byron started in real estate in 1999 working for Pulte Homes in their land development department. Following his work at Pulte Homes, he started working as a real estate agent in 2002. He was able to use his experience working for a builder with helping to demonstrate the inner workings of a home along with being able to explain the home building and development process. In 2009, Byron went back to school and received his Master of Science in Real Estate degree from The Johns Hopkins University in 2012. This knowledge helped Byron have an edge with clients especially with evaluating income producing properties and real estate development. During his time as a real estate agent, Byron has won several awards for his accomplishments in selling real estate. Cell Phone: 610-420-6735 Email: byronanstine@gmail.com

    Chris Coghlan



    Chris is a Realtor with MainLine360. He grew up in Villanova and has a deep understanding and love of everything the Main Line has to offer. 4 years ago, after living and working in Philadelphia, Chris returned to the Main Line to set down roots and raise his family. Chris started his real estate career in Philadelphia working with buyers, sellers and investors. He is an Accredited Buyer Representative and has a firm belief that all Clients deserve the best representation possible. He very much enjoys the process and challenge of helping Clients find their dream home and is tireless in his approach. His mission is to keep his Clients happy and satisfied throughout the entire transaction. He uses all of his tools, knowledge, passion, and hard work to get the best price possible on every deal! When he isn’t working Chris loves spending time with his family, traveling, playing tennis, and seeing live music.

    Tj Sokso



    TJ Sokso is a realtor with CenterCity360 Team of Keller Williams, serving the Greater Philadelphia area. TJ will serve your real estate needs with confidence and care, guiding you through buying or selling your home. TJ is an excellent facilitator, communicator and educator as well. TJ was a professional stage actor, director and instructor, working extensively with the Walnut St. Theatre for the past 14 years. TJ holds a BS from Bloomsburg University of Pennsylvania and completed his coursework at the Real Estate Institute-Temple University. "If you're looking to sell or buy, I'm your guy!"

    David Edelman


    Kate Tsakiris


    Kate is a Realtor with MainLine360. She holds a Master's Degree in Economics and has a sharp understanding of today's market trends. Kate is passionate about the world of real estate and is even more passionate about providing pristine customer service to assist her clients in making their dreams come true. She and her husband call Havertown home (GO FLYERS)! Fun Fact: Kate speaks Russian, Greek & German!

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