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Cornerstone Government Affairs Employee Directory

Government Relations ServicesDistrict of Columbia, United States201-500 Employees

Its client base includes corporate, association, and nonprofit organizations seeking to influence policy, manage public affairs, and navigate government processes at federal and state levels. In December 2024, the firm announced the appointment of Mark Harmon as principal in its Columbia, SC office.

Find Cornerstone Government Affairs employees' phone numbers or email addresses

Cornerstone Government Affairs Global Highlights

Location
Employees

North America
321

Minus sign iconPlus sign icon
  • United States Of America
    321

South America
1

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  • Ecuador
    1

Cornerstone Government Affairs's Leadership

  • Stylized image of a person
    J. M.
    Owner
    Phone icon
    Mobile Phone
  • Stylized image of a person
    L. D.
    Owner
    Phone icon
    Mobile Phone
  • Stylized image of a person
    N. D.
    Vice President
    Phone icon
    Mobile Phone
  • Stylized image of a person
    A. T.
    Senior Vice President
    Phone icon
    Mobile Phone
  • Stylized image of a person
    A. R.
    Vice President
    Phone icon
    Mobile Phone
  • Stylized image of a person
    J. D. M.
    Assistant Vice President
    Phone icon
    Mobile Phone
  • Stylized image of a person
    J. M.
    Vice President
    Phone icon
    Mobile Phone
  • Stylized image of a person
    S. B.
    Vice President
    Phone icon
    Mobile Phone

Cornerstone Government Affairs Employee Metrics

100%
50%
0%
2026
2025
  • Legal
  • Consultant
  • Operations
  • Marketing
  • Human Resources
  • Other
  • Finance
  • Community & Social Services
  • Information Technology
  • Accounting

Contact profiles from Cornerstone Government Affairs

Name
Title
Contact Info
Location
Last Update
  • Stylized image of a person
    J. M.
    Owner
    Phone icon
    Mobile Phone
    Oct 17, 2024
  • Stylized image of a person
    L. D.
    Owner
    Phone icon
    Mobile Phone
    Oct 17, 2024
  • Stylized image of a person
    N. D.
    Vice President
    Phone icon
    Mobile Phone
    Jun 29, 2026
  • Stylized image of a person
    A. T.
    Senior Vice President
    Phone icon
    Mobile Phone
    Oct 17, 2024
  • Stylized image of a person
    A. R.
    Vice President
    Phone icon
    Mobile Phone
    Oct 21, 2024
  • Stylized image of a person
    J. D. M.
    Assistant Vice President
    Phone icon
    Mobile Phone
    Oct 23, 2024
  • Stylized image of a person
    J. M.
    Vice President
    Phone icon
    Mobile Phone
    Oct 16, 2024
  • Stylized image of a person
    S. B.
    Vice President
    Phone icon
    Mobile Phone
    Apr 17, 2025
  • Stylized image of a person
    W. C.
    Senior Vice President
    Phone icon
    Mobile Phone
    Oct 21, 2024
  • Stylized image of a person
    W. M.
    Senior Vice President
    Phone icon
    Mobile Phone
    Oct 22, 2024

Frequently Asked Questions

What is Cornerstone Government Affairs known for?

Minus sign iconPlus sign iconCornerstone Government Affairs was founded in 2002 operates in the Government Relations Services industry; you can contact the main corporate office by phone at
+1-202-448-****
. Explore Cornerstone Government Affairs's company overview page for more information.

What is Cornerstone Government Affairs's most common email format?

Minus sign iconPlus sign iconCornerstone Government Affairs employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Cornerstone Government Affairs email formats with LeadIQ.

How many employees does Cornerstone Government Affairs have currently?

Minus sign iconPlus sign iconCornerstone Government Affairs has approximately 258 employees as of July 2026. These team members are located across 2 continents, including North AmericaSouth America.

Who are Cornerstone Government Affairs's key employees and leadership?

Minus sign iconPlus sign icon

As of July 2026, Cornerstone Government Affairs's key employees include:

  • Owner: J. M.
  • Owner: L. D.
  • Vice President: N. D.
  • Senior Vice President: A. T.
  • Vice President: A. R.

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