The ad tech industry in 2025 has been marked by a surge in high-impact mergers, acquisitions, and investments as companies race to build scale, integrate AI, and unlock new data-driven capabilities. Hereʼs a comprehensive look at the most significant deals and funding moves shaping the sector this year.

DoorDash Acquires Symbiosys for $175 Million

• DoorDash made headlines by acquiring Symbiosys, a next-generation retail media platform, for $175 million.
• This move expands DoorDashʼs off-site advertising capabilities, empowering brands to reach audiences beyond the DoorDash ecosystem via digital channels like search, social, and display.
• With this acquisition, DoorDash aims to provide advertisers with greater control and sharper insights, cementing its position as a fast-growing retail media network.

Official release: Link

Crisp Acquires Cantactix

• Crisp, a leader in collaborative retail data, acquired Cantactix, a specialist in retail category management solutions.
• The merger brings together Crispʼs data-driven insights with Cantactixʼs expertise in optimizing retail shelf and floor space, offering CPG brands end-to-end supply chain and space planning optimization.

Official release: Link

Alliant Acquires AnalyticsIQ

• Alliant, backed by Inverness Graham, acquired AnalyticsIQ to supercharge its audience modeling and predictive analytics capabilities.
• The deal combines Alliantʼs transactional data with AnalyticsIQʼs behavioral and cognitive modeling, creating a unified audience graph for more personalized and predictive marketing.

Official release: Link

Mediaocean Acquires Innovid for $500 Million

• Mediaocean completed its acquisition of Innovid, a major player in ad delivery and measurement, for approximately $500 million.
• The merger, which also brings Flashtalking under the same roof, creates a global, independent, omnichannel ad tech platform, enhancing workflows, creative personalization, and campaign measurement across digital, social, CTV, and linear TV.

Official release: Link

MediaMint acquires DataBeat

• The acquisition complements MediaMint’s Agentic AI framework and partnerships with Snowflake and other cloud data platforms, enabling faster deployment of scalable, data-driven solutions.
• Expands MediaMint’s delivery footprint across North America, Europe, LATAM, and Asia, enhancing support for enterprise clients.
• Enhances yield optimization and analytics capabilities, helping publishers and platforms drive revenue growth and operational efficiency.

Official release: Link

Investments & Funding Trends

VidMob Secures New Funding

• VidMob, an AI-powered creative analytics platform, raised an additional $8 million in May 2025, bringing its total funding to over $230 million.
• The company continues to attract investment as brands seek data-driven creative solutions for digital advertising.

FirstPartyCapital Launches £50 Million Fund

• FirstPartyCapital, a leading ad tech investment fund, launched its second fund with a target of £50 million dedicated to early-stage ad tech innovation.
• The fund is supported by strategic partners such as Index Exchange and aims to back startups in retail media, AI, and privacy-first solutions.
• FirstPartyCapital also launched FirstPartyStudio, a venture studio to incubate and support new ad tech businesses.

Leadership & AI-Driven Acquisitions

• Amplitude acquired Kraftful to enhance its capabilities in AI-powered product analytics and customer insights.
• MediaSense appointed Chris Banschbach as Chief Technology & Innovation Officer to drive its technology and AI strategy.

Key Takeaways

• Strategic partnerships between agencies and ad tech vendors are reshaping the competitive landscape, with exclusivity and data access becoming critical assets.
• Retail media and CTV are at the center of M&A activity, with platforms scaling up to offer omnichannel and AI-driven solutions.
• AI and data analytics remain top investment priorities, as evidenced by acquisitions and funding rounds targeting predictive modeling and creative intelligence.

Notable 2025 Ad Tech Deals:

This year’s activity signals a new era of consolidation, innovation, and strategic investment across the ad tech industry, as companies position themselves for a future defined by AI, data, and omnichannel marketing.