Sidecar
Sidecar is an e-commerce marketing technology company that programmatically connects retailers' products to the most relevant consumers.
Last updated Oct 5, 2026 by the ATDb Editorial Team
AI-drafted from public sources3 sources cited
At a glance
About
Specialized AI-powered shopping and performance advertising platform for mid-market to enterprise e-commerce retailers
Sidecar is an e-commerce marketing technology company that programmatically connects retailers' products to the most relevant consumers. Using machine learning, Sidecar addresses the complex, data-intensive challenge of matching consumers to relevant retail products across paid marketing channels, with its intent-focused technology enabling retailers to display product ads to the consumers most likely to purchase them at the right moment. The platform works across all major advertising channels, including Google, Microsoft Bing, Facebook, Instagram, and Amazon. Sidecar processes an average of 1.2 million data points daily to analyze and index every product in a retailer's catalog, helping drive measurable revenue and maximize ROI across all devices while reducing the cost of customer acquisition. Quartile, a leading ad optimization platform for e-commerce marketplace sellers, acquired Sidecar, and the two companies combined under the Quartile name to form what they described as the world's largest cross-channel e-commerce advertising platform. Source 1: prnewswire.com — Sidecar Raises $8 Million to Support Its Rapid Growth and ... Source 2: quartile.com — Quartile Acquires Sidecar to Form Largest Cross-Channel ...
Business model
SaaS
Target market
Mid-Market, Enterprise
What they offer
Sidecar for Google Shopping
AI-powered optimization for Google Shopping and Performance Max campaigns, including automated bidding and product-level budget allocation
Sidecar for Paid Search
Automated campaign management and optimization for Google and Bing paid search advertising
Sidecar for Facebook & Instagram
Social commerce advertising optimization for Meta platforms, leveraging product catalog data
Campaign Intelligence Dashboard
Reporting and analytics interface providing granular performance insights across channels and product segments
Product Feed Management
Tools for optimizing and managing product data feeds to improve ad relevance and performance
Key features
Use cases
Customer segments
Tech & specs
Technology stack
Security & compliance
Deployment
API
Limited