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33Across
33Across is a technology company focused on solving the challenge of consumer attention for automated advertising
About 33Across
33Across is a technology company that focuses on helping publishers maximize the value of their online content. The company operates in the digital advertising market, providing tools and platforms that enable publishers to safely and effectively monetize their inventory—essentially, the space on their websites where ads can be displayed. By doing so, 33Across helps publishers increase their revenue while maintaining the quality and integrity of their content.
Read full description
The company's primary clients are publishers, advertisers, and data partners. Publishers use 33Across's technology to enhance the value of their ad spaces and ensure they are filled with high-quality, relevant advertisements. Advertisers benefit from access to new audiences and more effective ad placements, while data partners gain valuable insights that enrich their data assets.
33Across operates a supply-side platform (SSP), which is a type of software used by publishers to manage, sell, and optimize their ad inventory. The platform includes features like identity resolution, which helps match ads to the right users without additional costs, and programmatic advertising, which automates the buying and selling of ad space in real-time.
The business model of 33Across revolves around providing these technological solutions to its clients. The company makes money by charging fees for the use of its platform and services. By removing additional costs like ID and data fees from the supply chain, 33Across increases the revenue for publishers and the working media budgets for advertisers.
In summary, 33Across is a key player in the digital advertising ecosystem, offering integrated solutions that help publishers, advertisers, and data partners navigate the complexities of programmatic advertising. The company's focus on quality, integrity, and innovation positions it as a valuable partner in the open internet landscape.
At a glance
- Status
- Operational
- Founded
- 2007
- Headquarters
- Sunnyvale, United States
- Employees
- 50
- Open positions
- None listed
- Dealroom signal
- 36.7/100
- Industry
- Marketing
- Sub-industry
- Adtech
- Sector
- Marketing, Entertainment, Publishing, SEO, User Behavior, Hard Tech
- Business model
- Manufacturing
- Client focus
- b2b
- Investment activity
- 1 company, latest Jan 2012
- Capital deployed
- —
- Preferred round
- ACQUISITION
Latest news
Press, funding announcements and product moves mentioning 33Across.
Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| CONVERTIBLEEquity / VC | Feb 2016 | $1.5M | — | Undisclosed | — |
| SERIES C✓Equity / VC | Jul 2012 | $13M | $52M | Pelion Venture Partners · Greycroft Partners | — |
Growth signals
Latest recorded traffic for 33Across is 48K monthly website visits, up 0% over the last three months. 33Across's team grew 2% over the past year.
Similar companies
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Investments and acquisitions
Recent portfolio relationships for companies that also act as investors or acquirers.
Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Series A5 investors entered at this stage
First Round Capital
QED Investors
Rose Tech Ventures- NCNeu Venture Capital
Flybridge Capital Partners
Series B and later2 investors entered at this stage
Pelion Venture Partners
Greycroft Partners
Other known investors3 additional known investors
Great Oaks Venture Capital
Inovia Capital- RPRunway Venture Partners
Source: Dealroom Talent Intelligence.
Global footprint
team presence
Market sentiment
An AI-synthesised read of the highest-engagement posts about 33Across on X, ranked by likes and reposts, corporate channels excluded.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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