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Top 21 Supply Side Platforms (SSP) SaaS Companies in May 2026

As of May 2026, there are 21 SaaS companies in Supply Side Platforms (SSP). They have combined revenues of $195.3M and employ 1.6K people. They have raised $30.2M and serve 3K customers combined.

A Supply-Side Platform (SSP) is a technology framework that enables digital publishers to manage, sell, and optimize their advertising inventory programmatically. By connecting to various demand sources, SSPs facilitate real-time auctions for ad space, ensuring that publishers can maximize their advertising revenue through efficient inventory management. Typically, SSPs provide features including inventory forecasting, performance analytics, and integration with other ad technology solutions. They are primarily used by digital publishers and media owners looking to leverage their ad spaces more effectively. Key buyers of SSPs often include marketing and advertising professionals, ad operations teams, and IT specialists who need to ensure seamless digital strategy execution.

Companies
21
Revenue
$195.3M
Funding
$30.2M
Employees
1.6K

Filters

Sorting: Highest -> Lowest

Filters

Top Supply Side Platforms (SSP) Companies

Showing 10 of 5 companies ranked by annual revenue.

1
Chocolate

San Francisco, California, United States

Chocolate is a global leader in programmatic digital video advertising. Chocolate Premium, is the world's first video SSP with 100% server-side auctions. With 7700+ websites & apps and 20+ billion impressions per month, Chocolate Premium is one of the leading video SSPs connecting premium brands with premium publishers. Chocolate is a privately held, venture-backed company headquartered in Silicon Valley with offices in San Francisco, CA, and India.

Revenue
$9.6M
Customers
-
Year founded
2007
Funding
-
Team size
87
Growth
-
2
SmartyAds

Wilmington, Delaware, United States

SmartyAds is a global adtech company offering innovative advertising and monetization solutions for media buyers and sellers. Our state-of-the-art products help businesses to achieve impressive results across all channels, devices and ad formats. Finding new possibilities within Artificial Intelligence, machine learning, and Big Data Analytics, we are reshaping the future of programmatic advertising, making it surprisingly simple for every client. Discover our products and solutions: 1) Self-Serve Supply Side Platform (SSP) is an integrated yield optimization tool for direct publishers. Our wide range of benefits for publishers includes the header bidding solution, a private marketplace to complement open RTB auctions, fast and transparent payments, high fill rates, high-quality advertisers who represent trusted international brands, and proactive customer-oriented support. 2) Self-Serve Demand-Side Platform (DSP) is an award-winning solution for reputable brands and advertising agencies. We help advertisers to run AI-powered programmatic ad campaigns across channels, formats, geos, and business verticals. Supported ad formats include video, audio, native, display, rich media, mobile in-app, and CTV & OTT. Thanks to the DSP's proprietary features, our customers get more impressions and clicks for lower costs, and turn their audience into clients. 3) Real-Time Bidding Ad Exchange for both supply and demand partners. If you have any inquiries do not hesitate to contact us by e-mail ([email protected]) or phone: US +1 516 243 1241 UK +44 20 8089 83 20 Ukraine +151 62 431241

Revenue
$8.5M
Customers
-
Year founded
-
Funding
-
Team size
77
Growth
-
3
Alkimi

London, United Kingdom

We think about advertising differently. Alkimi Exchange is a decentralised replacement to the inefficient legacy programmatic ad exchanges with the mission to restore the value exchange between advertisers, publishers and users. Alkimi Exchange is a custom layer 2 scaling solution on the Ethereum network, specifically for advertising — which allows us to provide the fastest, infinitely scalable solution with 0% fraud, low transaction fees and complete end-to-end transparency. Learn more at www.alkimi.org

Revenue
$6.8M
Customers
-
Year founded
2021
Funding
-
Team size
62
Growth
-
4
33Across

New York, New York, United States

At 33Across, our goal is to make the open web work without cookies in a way that is simple and fair for publishers. Our identity solution, Lexicon, makes inventory easily addressable across all browsers for publishers, SSPs, DSPs, and data companies.

Revenue
$6.1M
Customers
-
Year founded
2007
Funding
-
Team size
55
Growth
-
5
adtechnacity

Atlanta, Georgia, United States

Performance technology and marketing platform blending in-house ad tech & AI, exclusive supply-side partnerships, and media-buying.

Revenue
$5.5M
Customers
-
Year founded
-
Funding
-
Team size
-
Growth
-

Inclusion Criteria

- Must provide programmatic advertising inventory management capabilities - Should enable real-time bidding and auction processes - Must allow integration with multiple demand-side platforms (DSPs) - Should offer analytics and reporting tools for performance optimization - Must be designed specifically for publishers and online media owners - Not just a static ad server; must facilitate dynamic pricing and optimization