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Antenna Group's Overview

Total employees154
HeadquartersNew York
Founded2005

Antenna Group is an integrated public relations and marketing agency dedicated to partnering with the world's most innovative and impactful companies in sectors like climate technology, clean energy, mobility, and sustainability. They focus on building compelling narratives, driving market adoption, and amplifying their clients' missions to create a more sustainable future. Their services span media relations, content marketing, digital strategy, and corporate communications, helping businesses effectively communicate their value and achieve their growth objectives.

Where is Antenna Group's Headquarters?

HQ Function

Serves as the central hub for global operations, strategic planning, client services leadership, and business development for the agency.

Notable Features:

Located in the world-renowned Empire State Building, offering a prestigious address and access to a vibrant business ecosystem.

Work Culture:

A dynamic, collaborative, and fast-paced environment focused on innovation, client success, and impactful storytelling within the sustainability and tech sectors.

HQ Significance:

Its New York City location places Antenna Group at the crossroads of media, finance, and technology, facilitating key connections and industry insights.

Values Reflected in HQ: Ambition, connection to global markets, and a commitment to being at the forefront of impactful industries.

Location:

Antenna Group supports its clients globally through a network of strategically located offices in North America and Europe, and partnerships extending its reach. Key functions supported globally include international media relations, multi-market product launches, global brand positioning, thought leadership development, crisis communications, and coordinated digital marketing campaigns tailored to diverse regional audiences within the climate tech, sustainability, and mobility sectors.

Street Address:

350 Fifth Avenue, Suite 5620

City:

New York

State/Province:

NY

Country:

USA

Antenna Group's Global Presence

San Francisco, CA/USA

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

Supports clients in the heart of American innovation, particularly in cleantech, software, and sustainable technology development.

London/UK

Address: 71-75 Shelton Street, Covent Garden, London, WC2H 9JQ, UK

Facilitates access to European markets, media, and investment for companies in the sustainability sector.

Chicago, IL/USA

Address: 20 W Kinzie St, 17th Floor, Chicago, IL 60654

Supports clients in a diverse economic landscape, bridging innovation from coastal tech hubs with heartland industries.

Buying Intent Signals for Antenna Group

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 Antenna Group

As of April 2025, Antenna Group' leadership includes:

Keith Zakheim - Chief Executive Officer
Christa Segalini - President
Jake Rozmaryn - Chief Growth Officer
Lisa Magnuson - Chief Client Officer
Eric Schoenberg - Chief Financial Officer

Investors of Antenna Group

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

Privately Held

Executive New Hires/Exits in the Last 12 Months

Hire2
Exits0

Antenna Group has strategically strengthened its leadership team over the past year with key appointments and promotions, particularly enhancing its corporate practice and e-commerce capabilities. These moves reflect the agency's commitment to growth and specialized expertise in its core sectors.

New Appointments:

Brian Noble, Brian Noble appointed as EVP to lead and expand the Corporate Practice at Antenna Group.
Liza Vilnits, Liza Vilnits promoted to Senior Vice President, recognizing her contributions to client success and agency growth.
Michael Meister, Michael Meister joined Antenna Group as EVP following the acquisition of Meister EComm.

Technology (Tech Stack) used by Antenna Group

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

Antenna Group Email Formats and Examples

Antenna Group primarily utilizes the email format of [first initial][last name] (e.g., jdoe@antennagroup.com). Other less common formats, such as [first].[last]@antennagroup.com, might exist within the organization.

[first_initial][last]@antennagroup.com

Format

kzakheim@antennagroup.com

Example

85%

Success rate

News and media

PR NewswireFebruary 6, 2024

Antenna Group Appoints Brian Noble as EVP, Corporate Practice Lead

Antenna Group announced the appointment of Brian Noble as Executive Vice President and Corporate Practice Lead, aiming to expand its strategic communications services for corporate clients, particularly in sustainability and technology sectors....more

PR NewswireNovember 14, 2023

Antenna Group Acquires Meister EComm, Bolstering Digital and E-commerce Capabilities

Antenna Group acquired Meister EComm, a specialized e-commerce marketing agency. This strategic move enhances Antenna's digital marketing services, integrating deep e-commerce expertise to support clients in driving online sales and growth....more

Antenna Group InsightsAugust 15, 2023

Antenna Group Recognized on Inc. 5000 List for Fifth Consecutive Year

Antenna Group announced its inclusion in the Inc. 5000 list of fastest-growing private companies in America for the fifth year in a row, highlighting its sustained growth and success in the integrated marketing and PR industry....more

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