Chambers Review
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Contact number
+1 202 736 8000Provided by Sidley Austin LLP
For more information on the practice, please visit the practice's page at: https://www.sidley.com/en/services/privacy-and-cybersecurity
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Sidley Austin LLP represented AT&T globally on range of regulatory investigation and litigation matters regarding privacy, security, technology and law enforcement.
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Sidley Austin is extremely strategic and sees the big picture. One of the best customer service teams I've worked with over the past 40-plus years.
Sidley is very capable, has a deep bench of great attorneys and has a wide variety of expertise across all practice areas in this space.
They can navigate complex business risk in international jurisdictions and help their clients resilience and survivability. There does not seem to be a topic they cannot offer depth and precision on.
Truly the thought leaders in all things cyber security, privacy, and national security related issues. All partners and associates have unparalleled expertise.
Sidley provide absolute excellence in technical expertise, mastery of legal and regulatory issues, strong relationships with US and foreign government officials.
Sidley Austin is extremely strategic and sees the big picture. One of the best customer service teams I've worked with over the past 40-plus years.
Sidley is very capable, has a deep bench of great attorneys and has a wide variety of expertise across all practice areas in this space.
They can navigate complex business risk in international jurisdictions and help their clients resilience and survivability. There does not seem to be a topic they cannot offer depth and precision on.
Truly the thought leaders in all things cyber security, privacy, and national security related issues. All partners and associates have unparalleled expertise.
Sidley provide absolute excellence in technical expertise, mastery of legal and regulatory issues, strong relationships with US and foreign government officials.
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David Lashway is a highly regarded representative for clients in cybersecurity regulatory investigations and frequently advises on data breach response. He also has cross-border capabilities.
David is excellent. He is great at dealing with a very complicated investigation and he just knows how to run the matter.
David is an exceptional talent.
David is a superb attorney.
David is an outstanding lawyer, counselor, advocate, and diplomat. His technical legal expertise is unmatched. His understanding of the legal, commercial, and geopolitical sets him apart.

Colleen bridges the gap between legal and IT.
Colleen is very knowledgeable about data privacy regulation and risk management.
Colleen has a great breadth of knowledge in the US privacy space. She always provides an in-depth summary of the legal landscape.
Colleen is very good and really great on the privacy side.
Colleen is superb counsel.

John is one of the most brilliant lawyers I've worked with.
John is an exceptional talent.


