“Bright, extremely hard-working, and very personable.”

“Amazing person and Realtor.”

“Without question, Siobhan is the best.”

These are the words clients use to describe Siobhan Cooney, a Lower Merion-based Realtor working with buyers and sellers throughout Lower Merion, Narberth, and areas surrounding the lower Main Line.

Prior to becoming a REALTOR®, Siobhan was a research consultant for over a decade, working for clients in the education and non-profit sectors as well as the federal government. Today she brings the skills developed in academia and the consulting world to her work with her real estate clients. 

Accurate data is critical to making sound real estate decisions, and Siobhan excels at analyzing and sharing information. She enjoys performing due diligence on behalf of clients, believing it essential to the fiduciary duty she owes each client. A nearly life-long resident of the Philadelphia area, Siobhan is committed to giving back to her community. She donates a portion of every commission to a non-profit of the client’s choice.
Siobhan also has a lifelong commitment to learning and personal development. She holds bachelor’s, master’s, and doctoral degrees, and she frequently attends real estate seminars, reads books, and listens to podcasts so she can better serve her clients.

In addition to working full-time as a REALTOR®, Siobhan is co-lead of the Main Line Real Estate InvestHer Meet-up Group, whose mission is to support and inspire women real estate investors to live financially free and balanced lives. As part of her personal real estate investment strategy, she owns and self-manages short-term rental properties around the US.

Siobhan lives in Lower Merion with her husband, two children, and one energetic dog. She is a member of The Sivel Group, one of the top Berkshire Hathaway teams in the nation, with offices in Bryn Mawr, Chestnut Hill, and Rittenhouse Square.

Founded by Michael Sivel in 2005, The Sivel Group has successfully grown into the #1 real estate group in Chestnut Hill and The #3 Berkshire Hathaway team in the Philadelphia Region.

Siobhan Cooney is a proud member of The Sivel Group, one of the top Berkshire Hathaway Home Service teams in the country.  The Sivel Group offers the highest level of personal service, superior technology and unrivaled knowledge of the area’s finest homes and sought-after neighborhoods.  From their specialized knowledge in real estate development, new construction, home staging, negotiation, and relocation, clients enjoy the expert guidance of a dedicated team of advisors, supported by an experienced administrative team, which oversees every time-sensitive detail to ensure a smooth and hassle-free transaction.  Since its inception in 2005, The Sivel Group has garnered unparalleled achievements, earning consecutive Chairman’s Circle awards, including the elite Top of the Rock awards.  The Sivel Group is currently ranked at #15 among all Berkshire Hathaway teams in the entire country, and #3 in the Philadelphia region. 

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