The Cassina Group’s Robertson Allen Sets Real Estate Record for the Peninsula with Sale of the Historic Peoples Building Penthouse for $12 Million

Posted by Molly Gover — March 9, 2020

The Cassina Group, LLC Real EstateCHARLESTON, SC - Robertson Allen, founding partner and broker-in-charge at The Cassina Group, represented the seller of 18 Broad Street #801—the penthouse in the Peoples Building. The historic sale closed today for $12 million, setting the record for the most expensive residential property ever sold on the peninsula. 

18 Broad StreetThe exquisite penthouse, nestled near the corner of historic Broad and East Bay streets, occupies the top two floors of the Peoples Building, originally built in 1911. The home boasts a prestigious pedigree that represents innovative design and quality construction with over 8,000 square feet of interior space. Panoramic views of the striking skyline or harbor can be seen from every room in the property. Previously home to some of the city’s finest galas, fundraisers and celebrity events, the home was built for entertaining with a luxuriously appointed great room, spacious formal dining room and a masterpiece of a kitchen outfitted with two marble islands, Viking and Meile appliances and stunning 18 Broad Streetviews of the historic skyline. The penthouse also includes a 1,500-square-foot master suite and a second floor with two guest suites, a full kitchen and lounge. The wrap-around rooftop terrace serves as a mecca of relaxation and recreation with the best views in all of Charleston. 

The property was listed in October by Robertson Allen of The Cassina Group, but it had previously been on the market with other firms in 2014 and 2017. Within 12 weeks of listing the property, Allen secure a ratified contract.   

"I am honored to have represented the owner on the sale of this iconic Charleston property," said Robertson Allen, Founding Partner and Broker-in-Charge of The Cassina Group. "Cassina's vast experience in the luxury market, our marketing prowess and powerful network were essential in facilitating this record-setting transaction." 18 Broad Street #801

The Cassina Group, founded in 2006 by Robertson Allen and Jimmy Dye and managed by Managing Broker Owen Tyler, has quickly emerged as a leader in the luxury market, closing 2019 as the number one boutique firm for home sales over $1 million* in Charleston. The innovation-driven real estate firm offers hands-on personal service and luxury marketing that has earned them a proven reputation for delivering stronger results. 

For more information on this sale, please contact: The Cassina Group, 843.628.0008 

*Statistics pulled on 2.1.2020 from CTAR MLS 

About The Cassina Group 

The Cassina Group is a boutique real estate brokerage with offices in Mount Pleasant, SC and Charleston, SC. The firm is managed by Owen Tyler, partner and managing broker, and founding partners Jimmy Dye and Robertson Allen. Recent awards include top honors from Charleston MagazineInc. 5000 and SC Biz News. For more information, visit or call 843-628-0008.  

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