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Siena AI raises $17M Series A led by York IE to expand AI customer experience agents for consumer brands.
PRIVATEOct 07, 2026
Amount Raised
$17 Million
Round Type
Series A
San FranciscoSoftwareArtificial IntelligenceE CommerceSaaSMessagingMachine LearningNatural Language Processing
Investors
Super Angel.FundSierra VenturesAglaé VenturesJoyance VenturesYork Ie
Description
Siena AI, co-founded by Romanian entrepreneurs Andrei Negrău and Lisa Popovici, has raised $17 million in Series A funding led by York IE. Additional investors include Joyance Ventures, Aglaé Ventures, Sierra Ventures, and Super Angel Fund. The company builds AI agents that automate customer support, product recommendations, and social media interactions for consumer brands like FIGS, SPANX, and HexClad. The capital will be used to develop more autonomous agents and expand Siena Intelligence, the infrastructure connecting customer data with AI agents and human teams.
Company Information
Company
Siena AI
Location
San Francisco, California, United States
About
Siena AI is the first-of-its-kind autonomous customer service platform designed for commerce. We combine human empathy with advanced LLM-powered automation to redefine how brands like K18, Kitsch, and Simple Modern engage with their customers.
Streamlining customer interactions is at our core, enabling brands to autonomously handle customer service and Social Media chats in over 100 languages using generative AI. Our mission is to make exceptional customer experiences universally available and to tap into the boundless potential of human connection. As a result, brands that collaborate with us not only enhance their customer experience but also achieve efficiency, bolster loyalty, and optimize operational costs.
Siena is making world-class experiences a norm while humanizing the internet.
Fundz sees it the moment Siena AI raises, hires an exec or expands, usually minutes after it happens, and tells you who to reach.
San FranciscoSoftwareArtificial IntelligenceE CommerceSaaSMessagingMachine LearningNatural Language Processing