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GMMB's Overview

Total employees265
HeadquartersWashington
Founded

GMMB is a full-service strategic communications firm and advertising agency dedicated to creating real and lasting change. Founded on the belief that communications can be a powerful force for good, GMMB partners with philanthropic organizations, non-profits, corporations, and political campaigns to address critical issues such as education, healthcare, environmental protection, and social justice. Their work combines research-driven insights, compelling storytelling, and innovative media strategies to inspire action and make a measurable difference in the world.

Where is GMMB's Headquarters?

HQ Function

The D.C. headquarters serves as the central hub for GMMB's strategic planning, creative development, client services, media relations, and administrative operations for its national and international campaigns.

Notable Features:

Located in a modern office building in Georgetown, the headquarters offers a collaborative workspace designed to foster creativity and innovation, with potential views of the Potomac River and easy access to the vibrant local area.

Work Culture:

GMMB's D.C. headquarters is known for its fast-paced, collaborative, and mission-driven work environment. It attracts professionals passionate about social impact, political advocacy, and using communications to effect positive change.

HQ Significance:

Its prime location in the nation's capital provides GMMB with unparalleled access to policymakers, national media outlets, influential advocacy groups, and think tanks, which is crucial for its work in public affairs and political consulting.

Values Reflected in HQ: The headquarters' location and design likely reflect GMMB's core values of impact, collaboration, innovation, and excellence in serving clients dedicated to social good.

Location:

While GMMB's physical offices are based in the United States (Washington D.C., Seattle, and San Francisco), its work and impact often extend globally. The agency partners with international non-governmental organizations, global health initiatives, and multinational corporations on campaigns that address worldwide issues such as climate change, human rights, global development, and public health. GMMB leverages international media, digital platforms, and strategic partnerships to engage diverse global audiences and drive change across borders.

Street Address:

1010 Wisconsin Ave NW, Suite 800

City:

Washington

State/Province:

D.C.

Country:

USA

GMMB's Global Presence

Seattle, Washington/USA

Address: 83 S King St, Suite 301, Seattle, WA 98104

Provides a strong regional presence, enabling GMMB to effectively engage with West Coast stakeholders, issues, and clients, and supports national campaigns with regional insights and execution.

San Francisco, California/USA

Address: One Embarcadero Center, Suite 500, San Francisco, CA 94111

Strengthens GMMB's capabilities on the West Coast, particularly in California, allowing for deeper engagement with the state's dynamic political, social, and technological environment.

Buying Intent Signals for GMMB

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

Executive Team of GMMB

As of April 2025, GMMB' leadership includes:

Raelynn Olson - President
Vince Scheid - Partner, Chief Financial Officer
Annie Burns - Partner
Greg Pinelo - Partner
Liz Oxhorn - Partner
Marti Thomas - Partner

Investors of GMMB

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

GMMB is a part of FleishmanHillard, a global public relations and marketing agency. FleishmanHillard is, in turn, owned by Omnicom Group Inc. (NYSE: OMC), one of the world's largest advertising and marketing services holding companies.

Executive New Hires/Exits in the Last 12 Months

Hire1
Exits0

GMMB's key leadership evolution in the recent period includes Raelynn Olson's appointment as President in early 2023, an internal promotion reflecting her long-standing contribution to the agency. While specific C-suite external hires or exits haven't been widely publicized in the immediate past 12 months, the agency has continued to strengthen its broader senior leadership by adding talent in specialized areas. This suggests a focus on both stable top leadership and expanding expertise.

New Appointments:

Raelynn Olson, Raelynn Olson, formerly a Managing Partner at GMMB, was appointed as the new President, tasked with guiding the agency's future growth and strategic initiatives.

Technology (Tech Stack) used by GMMB

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

GMMB Email Formats and Examples

GMMB primarily uses the `[first_initial][last]@gmmb.com` email format for its employees. This is a common pattern in many professional organizations, facilitating straightforward communication.

The most common email format is `flast@gmmb.com` (e.g., jdoe@gmmb.com). Other less frequent formats might include `first.last@gmmb.com`.

Format

jdoe@gmmb.com

Example

73%

Success rate

News and media

Campaigns & ElectionsMay 10, 2023

GMMB, ASO Communications Take Top Honors At AAPC Pollie Awards

GMMB was a significant winner at the American Association of Political Consultants (AAPC) Pollie Awards, often dubbed the 'Oscars of political advertising.' The agency received multiple awards, highlighting its excellence and impact in political communications and campaign advertising for various clients and causes....more

PRovoke MediaMarch 14, 2023

GMMB Bolsters Public Health And Social Impact Bench With Senior Hires

GMMB announced several senior appointments, including new vice presidents, to strengthen its public health and social impact practices. These hires aim to enhance the agency's capabilities in addressing critical societal issues and serving clients in these key sectors....more

PRWeekFebruary 1, 2023

GMMB names Raelynn Olson president

GMMB promoted managing partner Raelynn Olson to the role of president. In her new capacity, Olson is responsible for overseeing the firm's strategic direction, client relationships, and daily operations, reporting to GMMB’s partners....more

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