South of Market Office Team

The SOMA Team

The Colliers International South of Market (SOMA) Team specializes in office leasing in the South of Market region of San Francisco. With over 85 years of combined experience, they are consistently recognized as distinguished market share leaders. Focusing primarily on landlord representation, their clients range from private, local ownership's to major institutional landlords.   

Our team

Mike McCarthy
Brokerage Senior Vice-President
San Francisco
Mike has dedicated his entire 29 year professional career to working in the San Francisco Commercial Real Estate market.  Since 1996 Mike has focused on the South of Market submarket.

Mike is a trusted advisor to a list of SOMA's most high profile landlords.  His current client list includes:  SKS Investments, Beacon Capital Partners, Clarion Partners, Hudson Pacific Properties Mitsui Fudosan America and The Swig Company.
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Mike Monroe
Executive Vice President
San Francisco

Mike is recognized as a veteran commercial real estate expert in San Francisco. Over the past 28 years, Mike has represented local, regional and national companies in the leasing or sale of over 6,000,000 square feet of office space primarily in downtown San Francisco.

Mike is a member of the SOMA Team who specialize in representing landlords and technogoly tenants in the South of Market Area (SOMA) of San Francisco. Between 2012 and 2013, the SOMA Team closed over 110 transactions in SOMA.




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Brian McCarthy
Senior Vice President
San Francisco
Brian started his commercial real estate career with Colliers International after graduating from UCLA in 2005. In 2008, he was one of the founding partners of the SOMA Team focusing on leasing creative office spaces in all South of Market neighborhoods. Since its’ formation, the SOMA Team has enjoyed a healthy market share of all transactions taking place in SOMA and continues to be one of the most active leasing teams in San Francisco.
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Madeline Meyersieck
San Francisco

Maddie is an office leasing expert specializing in the SOMA submarket in San Francisco.  With a real estate background stemming from property management, she has a comprehensive understanding of the inner workings of office buildings. This depth of knowledge allows her to offer a sophisticated and strategic perspective to her clients.  Over the past two years Maddie has participated in a total of 62 lease transactions for a total of approximately 1.1 million square feet.

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Providing specialized leasing property services
San Francisco South of Market Leasing

Specializing in office leasing since the late 1990’s, the Colliers SOMA team is consistently recognized as distinguished market share leaders. They are experts in devising strategic leasing plans for their clients and are well known for their involvement with some of the most noteworthy and exciting office leasing and development projects in San Francisco.

Our Experience
  • Over 85 years of combined office leasing experience
  • Landlord representation specialist
  • Total current listing inventory, including leased space:
  • ±4.0 million square feet
  • Our listings range from ±2,000 SF to ±300,000 SF - this gives us the opportunity to see every tenant requirement in the market SOMA TEAM PERFORMANCE FROM 2010
What Our Clients Say
“Client oriented, tenacious, knowledgeable” 
-Mike Duffy, Clarion Partners

“There’s no one I trust more” 
- Paul Stein, SKS Investments

“Responsive and client-focused”    
- Rob Paratte, Kilroy Realty Corporation

“An extension of our company” 
- Sharon Slater, Downtown Properties
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