Portman Square Group Employee Directory

Business Consulting and ServicesUnited States11-50 Employees

Portman Square Group (PSG) is a premier full-service business intelligence and strategic communications firm adept at navigating the complexities of today's global economy. Through our expertise and innovative solutions, we empower clients to overcome challenges, identify opportunities, and drive lasting change.

Our global intelligence services encompass comprehensive due diligence, investigations, strategic asset tracing, and cutting-edge cybersecurity support. Simultaneously, our communications team excels in crisis management, media relations, and public advocacy, crafting compelling narratives that resonate with stakeholders.

With a seasoned team of experts from government, intelligence, military, and corporate backgrounds, PSG offers unparalleled insights and strategies. We specialize in sensitive issues requiring discretion, creativity, and tactical finesse and operate seamlessly across sectors.

PSG's tailored approach ensures clients not only weather storms but emerge stronger. Whether conducting multi-jurisdictional investigations, shaping public opinion, or navigating federal policies, our integrated services provide a competitive edge.

Find Portman Square Group employees' phone numbers or email addresses

Portman Square Group Global Highlights

Location
Employees

North America
24

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  • United States Of America
    21
  • Mexico
    3

Portman Square Group's Leadership

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    M. B.
    Chairman/Ceo Portman Square Group (formerly Diligence Usa Llc)
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    M. B.
    Chairman/Ceo Portman Square Group (formerly Diligence Usa Llc)
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    A. H.
    Director, Strategic Communications
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    C. F.
    Director Of Operations, Mexico And Latin America
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    K. O.
    Controller
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    R. C.
    Deputy Director
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    S. M.
    Managing Director, Research
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    A. C.
    Associate Principal
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Contact profiles from Portman Square Group

Name
Title
Contact Info
Location
Last Update
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    M. K.
    Associate Principal
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    United States
    Aug 10, 2025
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    G. S.
    Associate
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    United StatesNew York
    Oct 20, 2025
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    I. Y.
    Associate
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    United StatesDistrict of Columbia
    Sep 20, 2024
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    A. H.
    Board Member
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    Dec 04, 2024
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    E. B.
    Associate
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    United States
    Sep 18, 2024
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    K. P.
    Director Cyber And Investigations
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    Jun 25, 2025
  • Stylized image of a person
    G. A.
    Phone icon
    UNITED STATES
    Mar 07, 2023

Frequently Asked Questions

What is Portman Square Group known for?

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Portman Square Group was founded in 2000 operates in the Business Consulting and Services industry. The company's main headquarters is located in 9 E 45th Street, 5th Floor New York, NY 10017, US. Explore Portman Square Group's company overview page for more information.

What is Portman Square Group's most common email format?

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Portman Square Group employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Portman Square Group email formats with LeadIQ.

How many employees does Portman Square Group have currently?

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Portman Square Group has approximately 25 employees as of October 2025. These team members are located across 1 continents, including North America.

Who are Portman Square Group's key employees and leadership?

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As of October 2025, Portman Square Group's key employees include:

  • Chairman/Ceo Portman Square Group (formerly Diligence Usa Llc): M. B.
  • Chairman/Ceo Portman Square Group (formerly Diligence Usa Llc): M. B.
  • Director, Strategic Communications: A. H.
  • Director Of Operations, Mexico And Latin America: C. F.
  • Controller: K. O.

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