Natasha Leskovsek

Of Counsel
Full contact info

I’ve taken my clinical and consulting experience for pharma and biotech companies on regulatory issues and brought them to Cooley’s clients.

Passions

Providing practical compliance solutions at the intersection of science and regulation

Experience

Mabwell Bioscience Announces Formation of Kalexo Bio With Aditum Bio

September 17, 2025

Cooley advised Mabwell Bioscience, an innovation-driven biopharmaceutical company with capabilities spanning the entire pharmaceutical value chain, on its exclusive license agreement with Aditum Bio to launch Kalexo Bio, a new company formed in conjunction with an exclusive global license agreement to develop 2MW7141, a novel dual-target small interfering RNA (siRNA) candidate for lipid management in patients with dyslipidemia and for the prevention of high-risk atherosclerotic cardiovascular disease events.

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Charity Williams
Partner, San Diego
Freddy Yip
Associate, Hong Kong
Ken Rollins
Partner in Charge – San Diego, San Diego
Brett Dovman
Associate, San Diego
Jeffrey J. Tolin
Partner, New York
Amanda Pacheco
Associate, Palo Alto
Andrew Epstein
Special Counsel, Seattle
Zhijing Yu
Associate, Singapore
Christopher Kimball
Partner, Washington, DC
David Burns
Special Counsel, Washington, DC
Robert Eisenbach
Of Counsel, San Francisco
Rachel Thorn
Of counsel, New York
Natasha Leskovsek
Of Counsel, Washington, DC
Karen Tsai
Special Counsel, Washington, DC

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Dualitas Therapeutics Launches With $65 Million Series A

September 16, 2025

Cooley advised Dualitas, a biotechnology company pioneering next-generation bispecific antibody therapies for immunology and inflammation, on its $65 million Series A financing, to advance a portfolio of next-generation bispecific antibodies, including lead programs DTX-103 in allergic disease and DTX-102 for autoimmune disease, and to accelerate the development of Dualitas’ proprietary DualScreen BsAb discovery engine.

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Sara Semnani
Partner, Santa Monica
Noel Ripberger-Scheick
Associate, Palo Alto
Sam Thompson
Associate, Santa Monica
Michael Aridi Barake
Associate, Santa Monica
Cameron Hajialiakbar
Associate, Santa Monica
Christy Fairlie
Paralegal Specialist, Reston
Jake Ironfield
Transactional Quantitative Analyst, New York
Dillon Martinson
Special Counsel, Washington, DC
Mark Windfeld-Hansen
Senior Counsel, Palo Alto
Kristin O'Hanlon
Special Counsel, San Francisco
Annie Froehlich
Partner, Washington, DC
Christopher Kimball
Partner, Washington, DC
John Sellers
Senior Counsel, Palo Alto
Natasha Leskovsek
Of Counsel, Washington, DC
Kelley Harrington
Associate, Chicago
Shelby Saunders
Associate, New York

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LB Pharmaceuticals Announces $285 Million Upsized IPO

September 12, 2025

Cooley advised LB Pharmaceuticals, a clinical-stage biopharmaceutical company developing novel therapies for the treatment of neuropsychiatric diseases including schizophrenia, on its $285 million upsized initial public offering (IPO).

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Brandon W. Fenn
Partner, New York
Div Gupta
Partner, New York
Marc Recht
Partner, Boston
Minkyu Park
Special Counsel, New York
Denny Xu
Associate, Boston
Danbi Kim
Associate, Boston
Ariane A. Andrade
Partner, Chicago
Nathaniel Hearn Jr.
Associate, Chicago
Karun Ahuja
Special Counsel, Chicago
Brandon Lefebvre
Quantitative Analyst, Boston
Stephanie Gentile
Partner, New York
Austin Holt
Partner, Santa Monica
Eileen Marshall
Partner, Washington, DC
Phil Mitchell
Partner, New York
Gerard O'Shea
Partner, New York
David Peinsipp
Partner, San Francisco
Ryan Vann
Partner, Chicago
Francis Wheeler
Senior Counsel, Colorado
Mark Windfeld-Hansen
Senior Counsel, Palo Alto
Sharon Connaughton
Special Counsel, Washington, DC
Andrew Epstein
Special Counsel, Seattle
Jessica Koffel
Special Counsel, Brussels
Rebecca Ross
Special Counsel, Washington, DC
Natasha Leskovsek
Of Counsel, Washington, DC
Chelsea Braun
Associate, Boston
Cara Buchicchio
Associate, New York
David Dalton
Associate, Santa Monica
Vince Flynn
Associate, San Diego
Virat Gupta
Associate, Washington, DC
Wyatt Kernell
Associate, Colorado
Allison Kutner
Associate, New York
Brenna McGuire
Associate, Washington, DC
Sarah Miller
Associate, New York
Jayne M. Munger
Associate, New York
Miles Patton
Associate, New York
Alla Kagan
Paralegal Specialist, San Diego
Cathy Rude
Paralegal Specialist, Boston
Jake Ironfield
Transactional Quantitative Analyst, New York
Brian Mitchell
Transactional Quantitative Analyst, San Diego

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CHARM Therapeutics Secures $80 Million Series B

September 2, 2025

Cooley advised CHARM Therapeutics, a biotechnology company pioneering the next generation of precision oncology treatments through its proprietary artificial intelligence-driven drug discovery platform, on its $80 million Series B financing, to advance its next-generation menin inhibitor into clinical development.

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Related contacts

Jason Kent
Partner, New York
Eric Blanchard
Partner, Boston
Yoon Soo (Peter) Shin
Associate, New York
Lois NaYeon Yoo
Associate, New York
Jim Fulton
Partner, New York
Stephanie Gentile
Partner, New York
Christopher Kimball
Partner, Washington, DC
Natasha Leskovsek
Of Counsel, Washington, DC
Karen Tsai
Special Counsel, Washington, DC
Harriet Fraser
Associate, New York
Calvin Lee
Associate, New York
Katie Kissner
Quantitative Analyst, San Francisco

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Enlaza Therapeutics Announces Strategic Collaboration With Vertex Pharmaceuticals

September 2, 2025

Cooley advised Enlaza Therapeutics, the first covalent biologics platform company, on its multi-target drug discovery collaboration with Vertex Pharmaceuticals, to utilize Enlaza’s proprietary War-Lock technology platform to develop small format drug conjugates and T-cell engagers for certain autoimmune diseases and improved conditioning in sickle cell disease and beta thalassemia.

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Related contacts

Charity Williams
Partner, San Diego
Emily Mason
Special Counsel, Santa Monica
Ken Rollins
Partner in Charge – San Diego, San Diego
Dylan Kornbluth
Associate, San Diego
Natasha Leskovsek
Of Counsel, Washington, DC
Rachel Thorn
Of counsel, New York
Navya Dasari
Associate, New York
Amanda Pacheco
Associate, Palo Alto
Matthew S. Scarano
Associate, San Diego
Max Levinbook
Associate, San Diego

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Food and Drug Law Institute

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