Harper Square

Financing Amount: $60,000,000

Property Summary:

On November 5, 2025, the Philadelphia Energy Authority, Counterpointe SRE, 19S Partners, LLC & 18 San Partners LLC closed on C-PACE financing for energy efficiency and water conservation measures to be installed on a new construction multifamily tower. The C-PACE assessment is for $60MM which represents 67% of total eligible C-PACE measures.

The 362,000-square-foot multifamily tower, known as Harper Square, overlooks Rittenhouse Square in Center City Philadelphia. Construction of the 45-story skyscraper, located at South 19th and Sansom Street, will include 15,000 square feet of retail space on the lower floors and 267 apartments. The owners, managed by Pearl Properties, borrowed $60,000,000 in C-PACE financing from Counterpointe SRE to fund the energy and water efficiency improvements.

Energy savings calculations are based on improvements above IECC 2018, Philadelphia’s energy code baseline in 2025 and percent of qualified project financed with C-PACE. The facility features energy-recovery systems and a building automation system. Altogether, the building is projected to use 36% less energy than required by energy code (IECC 2018).

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