Neighborhoods › Financial District-Battery Park City › Building 1001116

Full demolition of 21-story building, est. $10M

100 William Street, Manhattan 10016 · Permit Entire

DOB description

M01332779-I1: Proposed interior demolition of existing non-structural interior partitions of existing office building as per plan. No change of use, egress and occupancy.
M01332779-P1: Proposed interior demolition of existing non-structural interior partitions of existing office building as per plan. No change of use, egress and occupancy.
M01332779-S2: Proposed replacement in kind of all sp heads. No change of use, egress and occupancy.
M01332779-S3: Proposed MECHANICAL work in existing office building as per plan. No change of use, egress and occupancy.
M01332779-S1: Proposed replacement in kind of all plumbing fixtures. No change of use, egress and occupancy.

Status timeline

• Dec 22, 2025 — New job filed (Permit Entire) M01332779-I1
• Mar 9, 2026 — New job filed (Approved) M01332779-P1
• Mar 17, 2026 — Plans approved (Approved) M01332779-P1
• Mar 31, 2026 — New job filed (Permit Entire) M01332779-S1
• Apr 1, 2026 — New job filed (Approved) M01332779-S2
• Apr 22, 2026 — Permit issued — work can start (General Construction) M01332779-I1
• Apr 23, 2026 — Permit issued — work can start (Permit Entire) M01332779-I1
• Apr 26, 2026 — New job filed (Permit Entire) M01332779-S3
• Jul 6, 2026 — Permit issued — work can start (Plumbing) M01332779-S1
• Jul 7, 2026 — Permit issued — work can start (Permit Entire) M01332779-S1
• Jul 8, 2026 — Permit issued — work can start (Mechanical Systems) M01332779-S3
• Jul 9, 2026 — Permit issued — work can start (Permit Entire) M01332779-S3
• Aug 3, 2026 — Plans approved (Approved) M01332779-S2

Work permits

Map