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OpenX's Overview

Total employees455
HeadquartersPasadena
Founded2007

OpenX is a pioneering advertising technology company that powers the programmatic advertising marketplace. As one of the largest independent ad exchanges, OpenX connects premium publishers with top advertisers, enabling efficient and transparent monetization and audience reach. They focus on creating a high-quality, fair, and people-based advertising ecosystem through innovative technology, data-driven solutions, and a commitment to trust and transparency. OpenX offers a comprehensive suite of products for both publishers and buyers, including an ad exchange, supply-side platform (SSP), and data solutions.

Where is OpenX's Headquarters?

HQ Function

The Pasadena headquarters serves as the central hub for OpenX's global operations, including executive leadership, core engineering, product development, sales, marketing, and corporate functions.

Notable Features:

Modern office space designed to foster collaboration and innovation, likely featuring open-plan layouts, meeting rooms equipped with advanced technology, and employee amenities typical of leading tech companies.

Work Culture:

OpenX fosters a dynamic and innovative work culture. Employees often describe it as fast-paced, collaborative, and focused on solving complex challenges in the ad tech space. There's an emphasis on data-driven decision-making and delivering value to clients.

HQ Significance:

The headquarters is significant as it's the birthplace of many of OpenX's technological advancements and strategic initiatives, driving its position as a leader in the programmatic advertising industry.

Values Reflected in HQ: The headquarters' design and atmosphere aim to reflect OpenX's core values such as innovation, transparency, collaboration, and a commitment to quality and people.

Location:

OpenX supports its global operations and client base through a network of strategically located offices and remote teams across North America, Europe, and Asia-Pacific. Key functions supported globally include sales, account management, publisher development, engineering, technical support, and marketing, ensuring comprehensive service for advertisers and publishers worldwide.

Street Address:

475 S. Grand Avenue, 15th Floor

City:

Pasadena

State/Province:

CA

Country:

USA

OpenX's Global Presence

New York, NY, USA

Address: 7 World Trade Center, 250 Greenwich St, 46th Floor, New York, NY 10007

Key operational center for the East Coast US market, facilitating relationships with major brands, agencies, and publishers.

London, UK

Address: The Heal's Building, 22-25 Torrington Place, London, WC1E 7HJ, UK

Strategic base for expanding OpenX's footprint and supporting clients within the diverse EMEA advertising landscape.

Tokyo, Japan

Address: WeWork Shimbashi, 6-19-13 Shimbashi, Minato-ku, Tokyo 105-0004, Japan

Key office for engaging with the significant and unique advertising market in Japan and the wider APAC region.

Krakow, Poland

Address: Aleja Pokoju 1, Fabryczna Office Park, Budynek B1, Parter, 31-548 Kraków, Poland

Provides crucial technical expertise and operational support for OpenX's global platform, leveraging Poland's strong tech talent pool.

Buying Intent Signals for OpenX

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 OpenX

As of April 2025, OpenX' leadership includes:

John Gentry - Chief Executive Officer
Jill Todorov - Chief Product Officer
Michael Radovancevich - Chief Technology Officer
Matt Hultgren - SVP, Global Operations & Client Services
Joseph W. Hsy - General Counsel & Chief Privacy Officer
Charlie Echeverry - SVP, Global Sales

Investors of OpenX

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

Accel Partners
Index Ventures
Samsung Venture Investment Corporation
Presidio Ventures (Sumitomo Corporation)
SAP.iO (formerly SAP Ventures)
AOL Ventures
Mitsui & Co. Global Investment

Executive New Hires/Exits in the Last 12 Months

Hire1
Exits0

OpenX has focused on strengthening its leadership team with strategic appointments to drive product innovation and technological advancement. Key movements reflect a continued emphasis on product leadership and engineering excellence.

New Appointments:

Michael Radovancevich, Michael Radovancevich appointed as new Chief Technology Officer, bringing extensive experience in ad tech and platform development.

Technology (Tech Stack) used by OpenX

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

OpenX Email Formats and Examples

OpenX primarily uses the [first].[last]@openx.com email format. Variations such as [first_initial][last]@openx.com might also be in use for some employees.

[first].[last]@openx.com

Format

john.doe@openx.com

Example

90%

Success rate

News and media

OpenX Blog2024-05-21

OpenX News: TV by OpenX: Your Gateway to Premium Programmatic CTV Content

OpenX announced TV by OpenX, a new solution providing direct access to premium, curated Connected TV (CTV) inventory. This initiative aims to simplify CTV buying and enhance transparency for advertisers seeking to reach engaged audiences on large screens....more

OpenX Blog2024-02-27

OpenX News: OpenXapollo: Navigating the Post-Cookie Era with AI

OpenX introduced OpenXapollo, an AI-powered suite of tools designed to help publishers and advertisers succeed in a cookieless advertising environment by leveraging contextual data, first-party signals, and attention metrics....more

OpenX Press Release2023-11-14

OpenX Appoints Michael Radovancevich as Chief Technology Officer

OpenX announced the appointment of Michael Radovancevich as its new Chief Technology Officer. Radovancevich brings over two decades of experience in ad tech and will lead OpenX's technology vision and engineering teams....more

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