Sector

Digital Advertising Platforms

For businesses that need to buy, sell, target or measure digital advertising at scale, and for teams trying to stop wasted ad spend or unsold inventory.

28 businesses

goTom

Zürich, Kanton Zürich, Switzerland

Gotom provides a comprehensive solution for digital advertising sales and execution across display, retail media, ctv, and…

4.8 13 reviews

StackAdapt

Toronto, Canada

Stackadapt is the leading technology company that empowers marketers to reach, engage, and convert audiences with precision. With…

4.8 448 reviews

AdLib DSP

New York, New York, United States

Adlib is a dsp media buying platform that helps scale your programmatic campaigns smarter, faster, and more profitably. Adlib…

4.7 39 reviews

Eskimi

Vilnius, Vilniaus Apskritis, Lithuania

Say goodbye to boring advertising. Say hello to brand impact. Eskimi is a global, full-stack, end-to-end creative and media tech…

4.7 37 reviews

Airtory

Austin, Texas, United States

Airtory as a platform enables advertisers to build and deploy interactive engaging ad experiences within a short turnaround time…

4.6 33 reviews

Hunch

Belgrade, Serbia

Hunch is a creative performance platform that helps mid and upper-market brands and agencies working with such brands to scale…

4.6 11 reviews

mediasmart

Madrid, Madrid, Spain

Mediasmart is an omnichannel programmatic advertising platform trusted by leading advertisers, agencies and trading desks…

4.6 50 reviews

SmartyAds DSP

Wilmington, Delaware, United States

Smartyads is a global adtech company founded in 2013, providing programmatic advertising and monetization solutions for media…

4.6 16 reviews

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…

4.5 15 reviews

Emerse

Malmö, Skåne, Sweden

Emerse offers quality controlled managed services in programmatic advertising, including display/banner, video, digital out of…

4.4 10 reviews

Pacvue

Los Angeles, California, United States

Pacvue is the only fully integrated commerce operating system that seamlessly unifies retail media, commerce management and…

4.4 12 reviews

Permutive

London, England, United Kingdom

Permutive is the predictive collaboration platform enabling walled garden outcomes on the open internet. With permutive…

4.4 67 reviews

Smartly.io

Helsinki, Uusimaa, Finland

Smartly is the AI-powered advertising technology company transforming ad experiences for brands and their consumers. Our…

4.4 467 reviews

33Across

Ny, New York, United States

33across shortens the path between inventory and advertising demand using machine learning, AI and predictive modeling. Experts…

4.3 122 reviews

illumin powered by AcuityAds

Toronto, Ontario, Canada

As the leader in journey advertising, illumin provides an AI-powered advertising technology platform that enables you to break…

4.3 18 reviews

PubWise

Atlanta, Georgia, United States

Publishers and advertisers deserve radical observability™ of the entire digital advertising supply chain. Our patent-pending…

4.3 10 reviews

Quantcast Platform

San Francisco, California, United States

Quantcast is the AI-powered ad platform built for performance marketers. Leveraging nearly 20 years of expertise, our mission is…

4.3 15 reviews

Simpli.fi

Fort Worth, Texas, United States

Simpli.fi provides marketing technologies, solutions, and workflow automation for advertisers and agencies of all sizes. We…

4.2 74 reviews

TripleLift

New York, New York, United States

Triplelift is the creative ssp that transforms digital advertising through creative technology and innovative ad formats. We help…

4.2 13 reviews

Choozle

Denver, Colorado, United States

Choozle is an omnichannel digital advertising platform and strategic partner built for today’s media landscape. We combine…

4.1 196 reviews

WideOrbit

New York, New York, United States

Founded in 1999, wideorbit helps media companies do more business by making it easier to sell advertising. We offer the one…

4.1 50 reviews

360 Polaris

Schiphol-Rijk, Noord-Holland, Netherlands

Our proprietary advertising platform provides first-class solutions that automate the purchase & sale of digital advertising for…

4.0 10 reviews

AdRoll

San Francisco, California, United States

Adroll is a multi-channel advertising platform built for growth-minded marketers. With powerful AI, flexible campaign tools, and…

4.0 563 reviews
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Showing 24 of 28 — 4 more to see.

These businesses build and run the infrastructure that moves money through digital advertising: the platforms that buy impressions on exchanges, the networks that connect advertisers to publisher inventory, the tools that manage a campaign's bidding and creative rotation, and the systems that stitch together audience data so an ad reaches the right person. Hire one and what changes is operational — you stop manually setting bids in ten different dashboards, you get a single view of where spend is going across mobile, display, native and programmatic channels, and decisions about targeting, pacing and placement start happening on data rather than guesswork.

People end up here because something concrete is broken. A marketing team is spending across several channels with no consistent way to compare performance, or spend is climbing while conversions stay flat and nobody can say why. A publisher has inventory sitting unsold or being sold too cheaply through a single network. Someone has noticed a chunk of traffic looks like bots and suspects click fraud is eating the budget. Or growth has stalled because the audience data used for targeting is thin, third-party cookies are disappearing, and campaigns are reaching fewer of the right people than they used to.

The providers here split roughly by which side of the transaction they serve and how much they automate. Some are demand-side, built for advertisers to plan, bid and optimise campaigns; others are supply-side, built for publishers to manage and price their inventory; some sit in the middle as networks or data platforms matching the two. Within that, the real differences to compare are: how much is self-serve dashboard versus managed service with an account team doing the work for you; how fraud detection actually works (rules-based filtering versus behavioural modelling) and how transparent the reporting is; whether the data layer relies on first-party data you own or third-party matching that's getting harder to rely on; and how deep the integration goes with the exchanges and channels you actually use, since a platform that's excellent for mobile app install campaigns may be weak on native or CTV. Pricing models vary too — CPM, CPC, percentage of managed spend — and that affects whether the incentives are aligned with your results or just with volume.

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