Insights

Antitrust prominence Leverage Constantine Cannon's recognized leadership in antitrust and complex commercial litigation to explore opportunities with competitors, regulatory bodies, and corporations facing major antitrust or compliance challenges.

Geographic footprint Target cross-border and multinational clients via their New York, Washington DC, and San Francisco offices, and propose services like international investigations, compliance programs, and government relations to firms expanding US operations.

Diverse practice scope Position to offer integrated services beyond antitrust, including IP and technology, whistleblower law, securities litigation, and eDiscovery, appealing to clients needing end-to-end litigation, regulatory, and compliance support.

Ambitious growth signals Note recent promotions and recognition as leading firms; identify opportunities with mid-market to Fortune 500 clients seeking top-tier representation, as well as potential partnerships or advisory roles in global investigations.

Public affairs and investigations Capitalize on expertise in government relations, monitoring and investigations, and defense of foreign entities to offer risk assessment, regulatory intelligence, and crisis management services to companies facing investigations or U.S. regulatory scrutiny.

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Constantine Cannon LLP Tech Stack

Constantine Cannon LLP uses 8 technology products and services including HubSpot Analytics, oEmbed, JSON-LD, and more. Explore Constantine Cannon LLP's tech stack below.

  • HubSpot Analytics
    Analytics
  • oEmbed
    Dev Tools
  • JSON-LD
    Javascript Frameworks
  • HubSpot
    Marketing Automation
  • Cloudflare Bot Management
    Security
  • Google Search Console
    Web Analytics
  • ShareThis
    Widgets
  • Age Gate
    Wordpress Plugins

Media & News

Constantine Cannon LLP's Email Address Formats

Constantine Cannon LLP uses at least 2 format(s):
Constantine Cannon LLP Email FormatsExamplePercentage
FLast@constantinecannon.comJDoe@constantinecannon.com
92%
Last@constantinecannon.comDoe@constantinecannon.com
5%
F.Last@constantinecannon.comJ.Doe@constantinecannon.com
2%
FirstLast@constantinecannon.comJohnDoe@constantinecannon.com
1%
FLast@cpny.comJDoe@cpny.com
90%
Last@cpny.comDoe@cpny.com
10%

Frequently Asked Questions

What is Constantine Cannon LLP's phone number?

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You can contact Constantine Cannon LLP's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Constantine Cannon LLP's official website and social media links?

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Constantine Cannon LLP's official website is constantinecannon.com and has social profiles on LinkedIn.

How much revenue does Constantine Cannon LLP generate?

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As of August 2026, Constantine Cannon LLP's annual revenue is estimated to be $10M - $25M.

What is Constantine Cannon LLP's SIC code NAICS code?

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Constantine Cannon LLP's SIC code is 8111 - Legal Services NAICS code is 54111 - Offices of Lawyers.

How many employees does Constantine Cannon LLP have currently?

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As of August 2026, Constantine Cannon LLP has approximately 71 employees across 3 continents, including North AmericaEuropeAfrica. Key team members include Partner: A. M.Managing Partner Of The Ny Office: J. S.Partner: M. D.. Explore Constantine Cannon LLP's employee directory with LeadIQ.

What industry does Constantine Cannon LLP belong to?

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Constantine Cannon LLP operates in the Law Practice industry.

What technology does Constantine Cannon LLP use?

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Constantine Cannon LLP's tech stack includes HubSpot AnalyticsoEmbedJSON-LDHubSpotCloudflare Bot ManagementGoogle Search ConsoleShareThisAge Gate.

What is Constantine Cannon LLP's email format?

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Constantine Cannon LLP's email format typically follows the pattern of FLast@constantinecannon.com. Find more Constantine Cannon LLP email formats with LeadIQ.

When was Constantine Cannon LLP founded?

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Constantine Cannon LLP was founded in 1994.
Constantine Cannon LLP logo

Constantine Cannon LLP

Law PracticeNew York, United States51-200 Employees

Constantine Cannon LLP is an international law practice with offices in New York, Washington, D.C., and San Francisco. The firm specializes in antitrust law and complex commercial litigation, along with areas such as intellectual property, technology, whistleblower law, government relations, securities litigation, corporate compliance, monitoring and investigations, and electronic discovery consulting. It serves both plaintiffs and defendants, ranging from individual entrepreneurs to Fortune 500 companies, and has secured trial verdicts and settlements that rank among the largest of their kind. In addition to representing corporate clients, the firm counsels foreign governments and companies on U.S. law and handles international investigations, arbitrations, and interactions with the United Nations. Based in the United States, Constantine Cannon is recognized for its combination of advocacy, advisory work, and a commitment to ethics and integrity across courtroom and boardroom contexts. A recent development includes recognition as a leading firm in the Chambers and Partners USA Guide for 2026.

Section iconCompany Overview

Phone number
SIC Code
8111 - Legal Services
NAICS Code
54111 - Offices of Lawyers
Founded
1994
Employees
51-200

Section iconFunding & Financials

  • $10M - $25M

    Constantine Cannon LLP's revenue is estimated to be in the range of $10M - $25M

Section iconFunding & Financials

  • $10M - $25M

    Constantine Cannon LLP's revenue is estimated to be in the range of $10M - $25M

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