About Tiana

Tiana is a veteran federal prosecutor and a top authority on cybersecurity, data privacy and national security issues surrounding the use of novel technologies. Drawing on her broad experience in the tech industry and more than 10 years at the US Attorney’s Office for the Eastern District of New York (EDNY), Tiana represents clients in complex privacy and data breach litigation in federal courts across the US. She also represents clients in government investigations (criminal and civil), and she helps companies strategically respond to data breaches, cyberattacks, privacy issues and regulatory enforcement actions.

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Experience

Cooley Defeats Patent Infringement Suit for Vifor

Cooley Defeats Patent Infringement Suit for Vifor

August 28, 2024

Cooley successfully defeated a patent infringement suit for its client Vifor (International) AG, a pioneer in iron deficiency and anemia therapies. The Cooley IP litigation team representing Vifor was led by intellectual property (IP) litigation partners Sanya Sukduang and Jonathan Davies, with support from cyber/data/privacy partner Tiana Demas and IP litigation associates John Habibi and Bonnie Fletcher Price.

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Related contacts

Sanya Sukduang
Partner, Washington, DC
Jonathan Davies
Partner, Washington, DC
Tiana Demas
Partner
John Habibi
Associate, Washington, DC

Related Practices & Industries

Intellectual Property
Life Sciences
Life Sciences IP Litigation
Cyber/Data/Privacy
Commercial Litigation

Yieldstreet Completes Acquisition of Cadre

Yieldstreet Completes Acquisition of Cadre

January 23, 2024

Cooley advised Yieldstreet, a leading private market investing platform, on its acquisition of Cadre, an online real estate-focused investment platform that serves institutional and high net worth investors.

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Related contacts

Sacha Ross
Partner, New York
David Silverman
Partner, New York
Nathan Baum
Special Counsel, New York
Danielle Gershowitz
Partner, New York
Norris Kadet
Associate, New York
Stephanie Gentile
Partner, New York
David Walsh
Senior Counsel, Reston
Paula Fleckenstein
Associate, Reston
Patrick Flanagan
Partner, New York
Stacey Song
Partner, New York
Len Jacoby
Partner, New York
Eileen Marshall
Partner, Washington, DC
Joshua Mates
Partner, San Francisco
Zachariah A. Robert
Partner, Chicago
Tiana Demas
Partner
Todd Gluth
Partner, San Diego
Sharon Connaughton
Special Counsel, Washington, DC
Stacey A. Bradford
Special Counsel, Washington, DC
Stella Sarma
Partner, Brussels
Jeff Goldman
Special Counsel, Palo Alto
Kristin O'Hanlon
Special Counsel, San Francisco
Adam Fleisher
Partner, Washington, DC
Nathaniel Hearn Jr.
Associate, Chicago
Bomin Kim
Associate, New York
Allison Kutner
Associate, New York
Steven A. Zuckerman
Associate, New York
Julie Paulino Montejo
Associate, New York
Margaret Barreto
Associate, San Francisco
Edward (Teddy) Nimetz
Associate, New York
Calvin Lee
Associate, New York
Patricia Myers
Paralegal Specialist, Colorado
Loraine Torres
Paralegal Specialist, Colorado
Margie Murphy
Paralegal Specialist, New York

Related Practices & Industries

Mergers and Acquisitions
Tax
Compensation and Benefits
Technology Transactions
Emerging Companies
Antitrust and Competition
Cyber/Data/Privacy
Labor and Employment
Debt Finance
Commercial Litigation
Fund Formation
Trademark, Copyright and Advertising

TCGplayer Agrees to Sell to eBay

TCGplayer Agrees to Sell to eBay

August 24, 2022

Cooley advised TCGplayer, an online marketplace for collectible card game enthusiasts, on its agreement to sell to global commerce company eBay. Partners Kevin Cooper and Jeff Laretto led the Cooley team advising TCGplayer.

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Related contacts

Kevin Cooper
Partner, New York
Jeff Laretto
Partner, New York
Megan Browdie
Partner, Washington, DC
Nyron J. Persaud
Partner, New York
Len Jacoby
Partner, New York
Xander Lee
Partner, Santa Monica
Ryan Vann
Partner, Chicago
Howard Morse
Senior Counsel, Washington, DC
Tiana Demas
Partner
Christine Graham
Special Counsel, London
Ryan Montgomery
Partner, Boston
Rubin Waranch
Associate, Colorado
Alex Abelson
Associate, New York
Karun Ahuja
Special Counsel, Chicago
Allison Kutner
Associate, New York
Bryan Berman
Special Counsel, Colorado

Related Practices & Industries

Mergers and Acquisitions
Emerging Companies
Ecommerce + Marketplace

Carpe Data Receives Strategic Growth Investment From Thomas H. Lee Partners

Carpe Data Receives Strategic Growth Investment From Thomas H. Lee Partners

April 25, 2022

Cooley advised Carpe Data, a provider of innovative emerging and alternative data products for the insurance industry, on its strategic growth investment from private equity firm Thomas H. Lee Partners. Lawyers Tom Hopkins, Steven Dunst, Bram Couvreur, Michael Zhang and Sarah Koslov led the Cooley team advising Carpe Data.

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Related contacts

C. Thomas Hopkins
Partner, Santa Monica
Steven M. Dunst
Partner, Santa Monica
Bram G. Couvreur
Partner, Santa Monica
Jeff Goldman
Special Counsel, Palo Alto
Megan Drill
Associate, San Diego
Mark Windfeld-Hansen
Senior Counsel, Palo Alto
Rick Jantz
Associate, Santa Monica
Caitlin Courtney
Partner, Palo Alto
Stella Sarma
Partner, Brussels
Genevieve Lim Urban
Associate, Seattle
Sharon Connaughton
Special Counsel, Washington, DC
Stacey A. Bradford
Special Counsel, Washington, DC
Amy Collins
Special Counsel, London
Chris Coulter
Partner, London
Tiana Demas
Partner
Claire M. Gibbs
Associate, Washington, DC
James H. Reizman
Associate, Santa Monica
John Paul Oleksiuk
Partner, New York
Amy Lauren Saldamando
Manager of Capitalization Table Administration, Santa Monica

Related Practices & Industries

Emerging Companies
Mergers and Acquisitions
Private Equity
Venture Capital
Technology
Insurtech

Meredith Agrees to Sell National Media Group to IAC’s Dotdash

Meredith Agrees to Sell National Media Group to IAC’s Dotdash

October 14, 2021

Cooley advised Meredith Corporation, a multiplatform media and marketing company, on its agreement to sell its National Media Group to IAC’s Dotdash. Partners Kevin Mills and Aaron Binstock led the Cooley team advising Meredith.

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Related contacts

Kevin Mills
Senior Counsel, Washington, DC
Aaron Binstock
Partner, Washington, DC
Michael Tollini
Partner, Washington, DC
Helenanne Connolly
Partner, Reston
Howard Morse
Senior Counsel, Washington, DC
David Walsh
Senior Counsel, Reston
Darren DeStefano
Partner, Reston
Tiana Demas
Partner
Patrick Flanagan
Partner, New York
Sarah Lightdale
Partner, New York
Stephanie Gentile
Partner, New York
Barbara Borden
Senior Counsel, San Diego
Dee Bansal
Partner, Washington, DC
Nyron J. Persaud
Partner, New York
Eileen Marshall
Partner, Washington, DC
Xander Lee
Partner, Santa Monica
Mark Windfeld-Hansen
Senior Counsel, Palo Alto
Stacey A. Bradford
Special Counsel, Washington, DC
Miriam Petrillo
Partner, Chicago
Parker Erkmann
Special Counsel, Washington, DC
Stella Sarma
Partner, Brussels
Wesley Dietrich
Associate, Washington, DC
Rick Jantz
Associate, Santa Monica
David Safren
Associate, Miami
Carly Mitchell
Partner, Washington, DC
Addison Pierce
Partner, Chicago
Nicollette R. Kirby
Associate, Washington, DC
Reza Safai
Associate, Palo Alto
Rubin Waranch
Associate, Colorado
Darah Protas
Partner, Washington, DC
Rowook Park
Partner, San Diego
Claire M. Gibbs
Associate, Washington, DC
Henry Wendel
Special Counsel, Washington, DC
Asheley Walker
Associate, Washington, DC
Sarah Swain
Associate, Washington, DC
Hugh Stuart
Associate, Washington, DC
John Schlenz
Associate, Washington, DC

Related Practices & Industries

Mergers and Acquisitions
Communications
Communications Regulatory
Digital Media and Entertainment
Private Equity
Labor and Employment
Antitrust and Competition
Compensation and Benefits
Cyber/Data/Privacy
Debt Finance
Securities Litigation + Enforcement
Tax
Insurance
Capital Markets
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Admissions and credentials

New York

Illinois

Rankings and accolades

Chambers USA: Privacy & Data Security: Litigation – Nationwide (2025)

The Legal 500 US: Cyber Law (Including Data Privacy and Data Protection) (2024 – 2025)