
9th Street Development Co.(9SDC)
4th FL Wilmington, DE 2–10 employees 4 principals
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About 9th Street Development Co.(9SDC)
9th Street Development Co.(9SDC) is a real estate operator headquartered in 4th FL Wilmington, DE.
9th Street Development Company (9SDC) is a Wilmington‑based real estate developer specializing in multi‑family, mixed‑use, historic renovations, and ground‑up construction, with expertise in Federal and State Historic Tax Credits and grant programs. In the past five years, 9SDC and its partners have developed infrastructure across over 1,000 acres of former farmland, selling industrial pad sites for distribution centers, data centers, cold storage, and large retailers. Featured projects include the 218,000 + sq ft Nylon Capital Center in Seaford, DE (adaptive reuse plus new construction, began 2Q 2024). Other projects include mixed‑use developments in Wilmington, such as 16 apartments with seven retail suites on West 9th Street; 16 apartments and 17,000 sq ft commercial space at 801 Market Street; 19 apartments with three retail suites at Tatnall West; nine apartments and 4,000 sq ft commercial at 212 West 9th Street; and The Battery, a luxury apartment project with 152 units breaking ground in 2025.
Principals at 9th Street Development Co.(9SDC)
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