Est. 1987 · New York · London · Singapore

For thirty-seven years, Hartwell & Associates has represented institutions, executives, and corporations in matters where failure is not an acceptable outcome.

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Firm Record
Active Engagements

$0.0B+

recovered

0%

favorable outcomes

0+

attorneys

0

offices

Tier 1 — Chambers USA 2026
Top 10 — Am Law 100
Band 1 — Legal 500 Global
Areas of Practice

Corporate Litigation

Complex commercial disputes, securities litigation, and shareholder actions handled with surgical precision.

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Regulatory Defense

Federal and state agency investigations, enforcement actions, and compliance advisory at the highest level.

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M&A Advisory

Transaction counseling, due diligence leadership, and post-merger dispute resolution for market-defining deals.

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Our Attorneys

Counsel who have seen every corner of the courtroom.

EH

Eleanor Hartwell

Managing Partner

Specialty

Corporate Litigation & Securities

34Years Experience
MA

Marcus J. Aldridge

Senior Partner

Specialty

Regulatory Defense & Enforcement

28Years Experience
DC

Diana Chen

Partner

Specialty

Mergers & Acquisitions

19Years Experience
Notable Results

A record built on outcomes, not promises.

$847M

Securities Class Action Defense

Complete dismissal at motion stage. No settlement. Full vindication for Fortune 100 client against coordinated shareholder claims.

$1.3B

Cross-Border M&A Dispute

International arbitration award secured for client following hostile acquisition attempt. Largest single-matter recovery in firm history.

$212M

Federal Regulatory Enforcement

Penalty reduced from initial $820M exposure to $212M through aggressive negotiation and parallel civil defense strategy.

Acquittal

White-Collar Criminal Defense

Full acquittal for C-suite executive on 14 counts of securities fraud following eight-week federal jury trial in SDNY.

Past results do not guarantee future outcomes. Each matter is unique and must be evaluated on its individual facts and circumstances.

Your matter requires senior counsel.

All consultations handled personally by Partner-level attorneys.

+1 (212) 555-0190

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