Warmly
acquired by HubSpotTechstars '20San Francisco, US · 8 known investors
Warmly provides AI-powered prospecting and lead qualification tools for sales teams, helping them identify and engage high-quality prospects to reduce reliance on external SDR services.
Also known as Warmly, · Warmly, Inc. · warmly.ai
Investors · 8
Also in the syndicate · 1
Funding
SEC filings, press & company announcements$6M disclosed across 1 of 3 rounds · 2020–2025
- $6MSeries A+Feb 2025 · 3 sources
RTP Global (lead), Felicis, NFX
Source ↗
Source: company announcements and press reports — follow each round's link for the claim.
Company profile
researched Aug 2026Warmly, Inc. is a San Francisco-based business-to-business go-to-market software company. Its platform identifies website visitors at the individual person level before a form fill, combines that signal with first-, second- and third-party data (web visitor behavior, product usage, chat interactions, CRM data, social activity, new hires and job changes, keyword and competitor research), and then engages those prospects automatically through website chat, email, LinkedIn sequences and LinkedIn/Meta ad retargeting. The company describes its output as delivering ready-to-convert prospects to sales teams and positions the product as a pipeline acceleration layer for sales and marketing organizations.
The current product is organized around two agents on top of a "Context Graph" — a unified real-time data layer that stores every signal, action, note and outcome for an account. A "TAM agent" segments a customer's total addressable market into scored accounts, maps buying committees and runs coordinated email and ad campaigns; an "Inbound agent" identifies visitors, runs contextual AI chat, serves intent-based popups and personalized microsites, and retargets non-converters. Warmly also launched AI Autopilot, an always-on website agent that pulls from a customer's website, help center, internal docs, sales calls and CRM, chooses its own qualification path, generates slide decks mid-conversation, offers an optional video avatar, books meetings, and self-improves by analyzing conversations against configured goals under version control. Access is offered via app, API and MCP, and the company states GDPR compliance.
An earlier generation of the product focused on virtual meeting branding and personalization for Zoom calls, including branded virtual backgrounds and meeting personalization aimed at improving call throughput and shortening sales cycles, alongside a separate "PushPull card" professional-networking concept for warm introductions.
Compiled by commissioned research from 8 cited public sources — announcements, filings, and press listed under research sources below.
Key figures
latest reportedCompany-reported or press-reported figures, each dated to when it was claimed — not independently audited.
Competitors · 4
by search overlapCompanies competing with Warmly for the same Google search keywords, organic and paid, via search-intersection analysis.
Timeline · 8
launches, deals, and filingsWarmly announced it is joining HubSpot; Y Combinator lists the company as acquired by HubSpot in 2026.
Warmly launched AI Autopilot, an always-on agent deployed on every page of a customer's website that identifies visitors at the person level before a form fill, gives demos, qualifies prospects, books meetings, generates slide decks mid-conversation, offers an optional video avatar, and triggers follow-up email, Slack alerts and LinkedIn retargeting. Beta accounts reportedly saw automated inbound meetings increase 30%. Setup uses a script tag.
Following the Series A+ round, Warmly said it would double its European headcount to 20 people with a global headcount of 50.
Warmly raised $6 million in Series A+ funding led by new investor RTP Global with participation from existing investors Felicis and NFX, bringing total Series A funding to $17 million. Proceeds are earmarked for doubling the sales and marketing team, doubling European headcount to 20 (global headcount target of 50), and adding data quality functionality plus deeper AI integration.
$6M source ↗
$11M source ↗
$2.4M source ↗
Dated company events from announcements, filings, and press; legal rows summarize public dockets and regulator releases.
In the news
▸Research sources · 8
primary sources listed
- Warmlygetwarmly.com · web
8 public sources were cited for this profile; the first-party ones are listed here.
Frequently asked questions
- What does Warmly do?
- Warmly is a B2B go-to-market platform whose AI agents de-anonymize website visitors and engage them across chat, email and ads.
- Who are Warmly's investors?
- Warmly's investors include Matchstick Ventures, Scribble Ventures, Techstars, Felicis Ventures, Maven Ventures, NFX, RTP Global.
- How much funding has Warmly raised?
- Warmly has disclosed $6M raised across 1 of its 3 known rounds.
- Who acquired Warmly?
- Warmly was acquired by HubSpot.
- Where is Warmly headquartered?
- Warmly is headquartered in San Francisco, US.

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