What Does MSL Do?

Total employees1032
HeadquartersNew York
FoundedN/A

MSL is a global public relations and integrated communications partner that provides strategic counsel and creative thinking to build influence and deliver impact. As part of Publicis Groupe, MSL offers a comprehensive suite of services including corporate reputation management, brand marketing, crisis and issues management, public affairs, social media strategy, and influencer engagement. They leverage data-driven insights and award-winning creativity to help clients achieve their business objectives and connect with audiences in meaningful ways across a multitude of industries and geographies.

Where Is MSL's Headquarters?

HQ Function

Serves as a major global hub for MSL, coordinating international strategies, managing key multinational client relationships, and driving innovation across the network.

Notable Features:

Located in a modern office building shared with other Publicis Groupe agencies, designed to foster collaboration and creativity. Likely features open-plan workspaces, state-of-the-art communication technology, and versatile meeting areas.

Work Culture:

Characterized by a dynamic, fast-paced, and collaborative environment typical of the public relations industry. There's a strong emphasis on strategic thinking, creative problem-solving, continuous learning, and delivering measurable results for clients.

HQ Significance:

The New York office's significance is amplified by its location in a global epicenter for media, finance, and business. This provides MSL with direct access to influential media outlets, key industry stakeholders, diverse talent pools, and a large concentration of multinational corporations.

Values Reflected in HQ: The headquarters' environment likely reflects MSL's core values such as creativity, strategic excellence, collaboration, client-centricity, and a commitment to driving influence and impact.

Location:

MSL boasts an extensive global network with offices in over 100 cities across North America, Europe, Asia-Pacific, Latin America, the Middle East, and Africa. This widespread presence enables MSL to deliver globally integrated communication campaigns with deep local market understanding and execution. Functions supported globally include multinational brand building, cross-border crisis and issues management, international corporate communications, global public affairs, and the coordination of worldwide influencer marketing programs.

Street Address:

375 Hudson Street

City:

New York

State/Province:

NY

Country:

USA

Where Else Does MSL Operate Around the World?

London, UK

Address: Publicis Groupe UK, 40 Chancery Lane, London, WC2A 1JA, United Kingdom

Functions as a strategic center for EMEA operations, leveraging London's status as a global financial and media capital to execute impactful campaigns and manage regional client needs.

Paris, France

Address: 133 Avenue des Champs-Élysées, 75008 Paris, France (Publicis Groupe HQ, with significant MSL presence)

Serves as a critical node in MSL's European network, benefiting from close proximity to Publicis Groupe's global headquarters and driving integrated communication strategies.

Shanghai, China

Address: 31F, SML Center, No. 610 Xu Jia Hui Road, Huangpu District, Shanghai, 200025, China

Drives growth and innovation for clients in Greater China and the wider APAC region, adapting global communication strategies to local market dynamics, cultural nuances, and consumer behaviors.

Buying Intent Signals for MSL

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Who's Leading MSL? Meet the Executive Team

As of April 2025, MSL' leadership includes:

Diana Littman - Global CEO
Bart Brenninkmeijer - Global Chief Strategy and Growth Officer

Who's Investing in MSL?

MSL has been backed by several prominent investors over the years, including:

Publicis Groupe S.A. (Parent Company)

What Leadership Changes Has MSL Seen Recently?

Hire2
Exits1

Over the past 12-18 months, MSL has focused on strengthening its leadership in key markets and specialized practice areas through strategic appointments. This includes new leadership for its UK operations and additions to its US team to bolster capabilities in high-growth sectors like influencer marketing.

Departures

Jo Grierson, Jo Grierson stepped down from her role as CEO of MSL UK, leading to a subsequent leadership transition later in the year.

New Appointments:

Emily Tejerina, Emily Tejerina was appointed SVP, Influencer Marketing and Brand Communications for MSL US, a strategic hire to enhance the agency's expertise in these critical growth areas.
Chris McCafferty, Chris McCafferty was named CEO of MSL UK, tasked with leading the agency's operations and driving growth in the United Kingdom.

What Technology (Tech Stack) Is Used byMSL?

Discover the tools MSL uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

MSL Email Formats and Examples

MSL, as part of Publicis Groupe, commonly utilizes standardized email formats for its employees. Based on publicly available information and common patterns at large corporations, the most prevalent email format appears to be [first_name].[last_name]@mslgroup.com. Other formats might exist regionally or for specific roles.

[first].[last]@mslgroup.com

Format

jane.doe@mslgroup.com

Example

85%

Success rate

What's the Latest News About MSL?

PRovoke MediaMay 8, 2024

MSL US Hires Emily Tejerina As SVP, Influencer Marketing And Brand Communications

MSL has hired Emily Tejerina as senior VP of influencer marketing and brand communications in the US. The newly created role is designed to bolster the agency's offerings in those key areas as client demand for integrated services grows....more

PRWeekFebruary 20, 2024

MSL promotes Shreya Ganguly to lead New Delhi office

MSL India has promoted Shreya Ganguly to general manager and head of its New Delhi office. In her new role, Ganguly is responsible for overseeing operations, driving growth, and enhancing MSL's market leadership in North India....more

PRWeekNovember 2, 2023

MSL UK names Atomized Studios’ Chris McCafferty as CEO

MSL UK appointed Chris McCafferty as its new chief executive. McCafferty, formerly managing director of Publicis Groupe's Atomized Studios, succeeded Jo Grierson, who stepped down earlier in the year....more

Highperformr's free tools for company research

Explore Employees by Region or Country

See where a company’s workforce is located, by country or region.

View Funding Details

View past and recent funding rounds with amounts and investors.

Understand Revenue Insights

Understand company revenue estimates and financial scale.

Track Active Job Openings

Track active roles and hiring trends to spot growth signals.

Review Product and Offerings

Discover what a company offers—products, platforms, and solutions.

Get SIC or NAICS Codes

Get the company’s official SIC and NAICS classifications.

Analyze Website Traffic Trends

Analyze visitor volume, engagement, and top traffic sources.

Discover Social Profiles and Engagement

Explore LinkedIn, Twitter, and other active social profiles.

Identify Top Competitors

Identify top competitors based on similar business traits.

Research and Discover Companies with Highperformr — Smarter, Faster

Explore companies in depth — from the tech they use to recent funding, hiring trends, and buyer signals — all in one powerful view.

Highperformr AI helps you surface the right accounts and enrich your CRM with verified company and contact insights, so your teams can prioritize and engage faster.

  • Track intent signals to find buyers who are actively in-market
  • Enrich contacts and companies instantly, no need to switch tools
  • Automate workflows to stay ahead of every change
  • Connect your CRM & tools for seamless data sync and activation

Thousands of companies, including MSL, are just a search away.