HubSpot Ventures
25 1st St, Cambridge, MA, 02141, United States
Overview
HubSpot Ventures invests in early and growth-stage software companies with the potential to deliver unique value to HubSpot’s customer base. We help those companies scale by actively supporting their success in our ecosystem and by providing guidance from our leaders. We back remarkable teams who are building differentiated products in large markets and who share in our mission to help organizations grow better.
- Total investments
- 49
- Lead investments
- 6
- Investments · 12mo
- 10
- Active investors
- 11
Sector focus
- Advertising
- Apps
- E-Commerce
- Professional Services
- Software
Investment portfolio
- Lovable
Participated · Series C · Aug 2026
Lovable is a vibe-coding startup that hosts 60 million projects and attracts 900 million monthly visitors. The company reported a $500 million annualized run rate in June. It offers its own in-house trained AI model in addition to frontier model options and has increased backend capacity and technical sophistication as it has scaled. Lovable signed a multiyear deal with Google Cloud, which the company says led to a fivefold increase in usage. The startup has also invested in other European startups such as Danish company Atech. Recent funding rounds have significantly increased its valuation and capital base.
- Vendelux
Participated · Series B · Jul 2026
Vendelux builds an event intelligence layer that maps and tracks more than 250,000 global B2B events to help sales and marketing teams evaluate historical attendee density, identify active buyer cohorts, and automate qualified in-person meeting bookings. The platform serves prominent enterprise customers including Ramp, Glean, Coupa, McKesson, Writer, Deel, Intel, and the United States Postal Service. The company is led by co-founders Alex Reynolds and Stefan Fletcher and is headquartered in New York City. As of the July 2026 Series B, Vendelux has raised $71M in total funding. Planned uses of the new capital include deepening its AI infrastructure, accelerating product development, and expanding its global corporate sales engineering teams. The company emphasized bridging marketers with event organizers as a product focus going forward.
- Agency AI
Led · Seed · Jun 2026
Agency AI builds an AI-driven customer support management platform aimed at automating complex customer support software and workflows. The company announced its emergence from stealth concurrent with the seed raise. Financially, the startup has secured $12 million in seed capital led by Sequoia Capital and HubSpot Ventures. Beyond the funding disclosure, the article does not provide revenue, user metrics, or detailed go-to-market plans. Legal representation for the deal was provided by Latham & Watkins.
- Bland AI
Participated · Series C · Jun 2026
Bland builds in-house voice AI models optimized for long, non-linear, high-stakes conversations and deploys them as production-grade agents across phone, SMS, and chat. Its models are designed to handle long interactions—typical calls last 30 to 45 minutes—and to track context, adapt in real time, and carry interactions to resolution. Bland serves regulated industries including healthcare and financial services and handled more than 3.5 million calls per week, 175 million AI phone calls in the prior year, and counts 250+ enterprise customers and hundreds of thousands of self-service users. The company emphasizes building models purpose-built for voice to address latency, interruption, ambiguity, and continuity as core system requirements. Following the Series C, Bland plans to expand research, grow its engineering team, and continue scaling its platform across industries where conversations are central to operations.
- Vector
Led · Series A · May 2026
Vector provides contact-level advertising for B2B marketers, enabling teams to target named buyers using intent signals such as website visits and ad clicks. The company offers Vector MCP, an interface that brings de-anonymized ad clickers and ad performance data into large language models to let marketers query campaign and buyer activity in natural language. Vector says leading B2B marketers use its platform to run more precise campaigns, reduce wasted ad spend, and prove program impact. The company is building an AI ad automation platform aimed at automating repetitive tasks while preserving marketer judgment and creativity. Vector is based in Boston and is led by co-founder and CEO Joshua Perk. The recent $10M Series A will accelerate product development and the rollout of its AI-driven features.