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AI customer experience platform for ecommerce and consumer brands, with agents for support, shopping help, social engagement and quality review; raised a 17 million dollar Series A.
Siena describes its product as an operating system for customer experience in consumer brands. It runs a group of AI agents that take over work normally split between support, sales and social teams, and it ties them together with analytics on what customers are saying.
The platform has six named parts. A Customer Service Agent automates support, including post-purchase tasks such as returns, refunds and address changes, plus subscription management. A Shopping Agent handles conversational product recommendations. A Social Agent engages with and moderates social media. A QA Agent scores conversations for quality, Ask Siena answers questions about the brand and its customers, and Topics Explorer analyses themes in customer feedback. It integrates with existing helpdesks, ecommerce platforms and custom applications.
The company says up to 80 per cent of customer interactions can be automated. Brands quoted on the site include Simple Modern, which reports a 98 per cent satisfaction rating, Everyday Dose, HexClad and Terra Kaffe, and other customers shown are Spanx, Coterie, Kitsch and Prose. Andrei Negrau is named as its founder.
Siena says it raised a 17 million dollar Series A. The pages read gave no address or office location, and prices are not published.
Profile written by TrustList from the business's own published information, Oct 2026.
An earned signal from verification, reviews, awards, transparency and engagement — the vendor can't buy it.
Updated 10/7/2026
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