The latest M&A deals include announcements on Meta, AI server specialist Rivos, Zeta Global, Marigold, Mainstreet, Employer.com, Capbase, Deel, among others.

Meta acquires open-source datacenter and AI server specialist Rivos
Meta Platforms has acquired RISC-V AI chip startup Rivos to strengthen its in-house silicon and AI infrastructure strategy. The move aims to reduce dependence on NVIDIA and AMD GPUs by developing custom chips optimized for Meta’s AI workloads. Rivos, which had raised $250 million, had previously collaborated with Meta on the MTIA v2i inference chip. The acquisition enhances Meta’s ability to lower costs, improve data center efficiency, and accelerate AI innovation amid challenges faced by other RISC-V startups. This strategic integration solidifies Meta’s position in AI hardware design and infrastructure optimization.
Zeta Global acquires enterprise software business from Marigold for $325 mn
Zeta Global’s $325 million acquisition of Marigold’s enterprise software business expands its AI-driven marketing and customer engagement platform. The deal strengthens Zeta’s data, analytics, and personalization capabilities, integrating Marigold’s customer loyalty and automation tools to enhance cross-channel marketing efficiency. Strategically, it supports Zeta’s goal to become a comprehensive marketing cloud provider, enabling deeper customer insights and scalability. The acquisition reflects continued consolidation in the marketing technology sector, where firms seek to unify data-driven automation with AI innovation to improve client retention and campaign performance.
Mainstreet (Employer.com) acquires Capbase from Deel
Employer.com’s Mainstreet has purchased Capbase, a startup equity and compliance management software platform, from Deel to bolster its business formation and capitalization management offerings. The acquisition aligns with Mainstreet’s strategy to create a unified ecosystem for startups, covering incorporation, compliance, and fundraising. By integrating Capbase’s equity automation tools, Mainstreet gains access to real-time cap table management, regulatory filings, and investor communication solutions. The move demonstrates a technology-driven expansion into startup financial operations, allowing Mainstreet to serve entrepreneurs more comprehensively and streamline the founder-to-investor workflow.
Thasniya VP

