Donald Friedman, P.E.

Engineers & Architects — Old Structures Engineering — Structural Engineer (for the Tenants)

Court Cases

Professional engineer at Old Structures Engineering, retained by the tenants (through TakeRoot Justice) to evaluate the building's structural condition. His report, dated November 25, 2025, concluded the structure is essentially stable — a rebuttal to the owner's engineer's 'risk of sudden collapse' finding.

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Key Facts

Role & Findings

•Professional engineer, Old Structures Engineering; retained by the tenants through TakeRoot Justice.
•Inspected 109 East 9th Street on November 7, 2025 (report dated November 25, 2025).
•Concluded the building is essentially stable; attributed observed damage to the owner's construction operations.
•Report disputed by the owner's engineer (Steel Core) in 'Critical Gaps in Friedman's Structural Evaluation.'

Related Court Cases

HPD v. Michael Geylik (OATH 1984/25)

Active

NYC OATH (Administrative Tribunal) — OATH Index No. 1984/25

Concluded — six-day trial (May 8–Sep 25, 2025), ALJ Report & Recommendation issued Feb 20, 2026, Final Determination adopted March 9, 2026. CONH rescinded with 3-year bar on new applications. Article 78 appeal status unknown.

Court Documents (12)

PDF2026-02-20HPD v. Michael Geylik (OATH 1984/25)

HPD v. Geylik (OATH) — Report and Recommendation

ALJ Christine Stecura's Report and Recommendation following a six-day administrative trial on the revocation of the Certificate of No Harassment.

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PDF2026-01-01HPD v. Michael Geylik (OATH 1984/25)

HPD v. Geylik (OATH) — Petitioner's Post-Trial Closing Memorandum

HPD's post-trial closing memorandum submitted following the six-day OATH administrative trial.

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PDF2026-01-01HPD v. Michael Geylik (OATH 1984/25)

HPD v. Geylik (OATH) — Respondent's Post-Trial Closing Brief

Respondent's post-trial closing brief submitted following the six-day OATH administrative trial.

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PDF2025-09-25HPD v. Michael Geylik (OATH 1984/25)

HPD v. Geylik (OATH) — Court Submission — Volume VI

Respondent's court submission volume VI for the HPD v. Geylik OATH trial.

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PDF2025-07-10HPD v. Michael Geylik (OATH 1984/25)

HPD v. Geylik (OATH) — Court Submission — Volume V

Respondent's court submission volume V for the HPD v. Geylik OATH trial.

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PDF2025-06-12HPD v. Michael Geylik (OATH 1984/25)

HPD v. Geylik (OATH) — Court Submission — Volume IV

Respondent's court submission volume IV for the HPD v. Geylik OATH trial.

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PDF2025-06-05HPD v. Michael Geylik (OATH 1984/25)

HPD v. Geylik (OATH) — Court Submission — Volume III

Respondent's court submission volume III for the HPD v. Geylik OATH trial.

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PDF2025-05-22HPD v. Michael Geylik (OATH 1984/25)

HPD v. Geylik (OATH) — Court Submission — Volume II

Respondent's court submission volume II for the HPD v. Geylik OATH trial.

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PDF2025-05-20HPD v. Michael Geylik (OATH 1984/25)

HPD v. Geylik (OATH) — Affidavit of Yousef Girgist Salama (Notarized)

Notarized affidavit of Yousef Girgist Salama submitted in support of respondent's case.

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PDF2025-05-08HPD v. Michael Geylik (OATH 1984/25)

HPD v. Geylik (OATH) — Court Submission — Volume I

Respondent's court submission volume I for the HPD v. Geylik OATH trial.

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DOCX2025-05-07HPD v. Michael Geylik (OATH 1984/25)

HPD v. Geylik (OATH) — HPD Proposed Analysis of Exhibits 1–37

HPD's proposed analysis of exhibits 1 through 37 submitted for the OATH administrative trial.

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PDF2025-01-01HPD v. Michael Geylik (OATH 1984/25)

HPD v. Geylik (OATH) — OATH Withdrawal of Prosecution — ECB 391-310-83H

OATH withdrawal of prosecution for ECB Violation 391-310-83H (work without permit for emergency shoring).

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