Overview
Assembly is an AI-powered platform for professional service firms based in New York City, NY, USA[1][4]. The company was part of the Y Combinator Winter 2018 batch[5] and remains active[6]. Assembly provides clients with a branded portal integrating tasks, payments, messages, files, contracts, and forms, while offering teams a CRM system and an AI Assistant with full client context awareness[3][9]. The platform supports onboarding and back-office operations and can be extended through embeds, Zapier/Make integrations, webhooks, a public API, or custom applications[3][9]. As of the available data, the company has a team of 25 people[7][13].
Assembly is the AI-powered platform for professional service firms. Give clients a clean, branded portal that brings everything together — tasks, payments, messages, files, contracts, and forms — and give your team a simple CRM and an AI Assistant that knows full client context. Run onboarding and back-office work faster, improve customer retention, and make clients happier. Extend the platform with embeds, Zapier/Make, webhooks, and a public API, or build Custom Apps for your exact workflow. [3] [9] [18]
New York City, NY, USA [4]
New York City [11]
2020 [12]
Y Combinator's directory lists the company location as New York City, NY, USA. [15]
Growth & traction
count: 25 [7]
25 [13]
Y Combinator lists a team size of 25. [17]
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