March 2026’s Top Startup Events in Boston

Stephanie Roulic
1 day ago
4 min read

March brings a calendar full of opportunities to bring founders, operators, investors, students, and ecosystem builders together in Boston’s startup ecosystem. From intimate founder dinners and mentorship moments to high-energy networking mixers, resource expos, and campus-wide innovation meetups, this month is all about connection, learning, and momentum.

Startup Boston is helping anchor the month with a series of community-powered experiences. Here are four to have on your radar:

Founder or Operator? Finding Your Path in Startups (March 4) - thinking about what’s next post-graduation or perhaps you’re working in corporate and curious to learn how “the other half” operates, this one is for you
FounderConnect: Startup Resources & Networking Expo (March 10) - explore resources that can help you start and scale your startup right here in Boston
Dealflow Mixer: Connecting Investors & Founders (March 27) - connecting founders who are raising and investors who are actively deploying capital over structured networking

Whether you’re validating an idea, searching for a cofounder, exploring AI or fintech trends, supporting climate and impact-driven startups, or simply looking to plug more deeply into the community, March offers no shortage of ways to get involved.

Below is a roundup of startup events happening across Greater Boston this month - each one an opportunity to meet the people building what’s next and to find your place in the ecosystem.

March’s Top Startup Events

Cofounder Matching: Life Science & Biomedical Edition

Date: Monday, March 2 from 5:30pm - 7:30pm; Learn more and register

Organizer: Startup Boston & CIC Japan Desk

Looking to connect with mission-aligned entrepreneurs in the life science and biomedical space who could become your next cofounder or founding teammate?Join us for structured networking, where you will create new relationships and get one step closer to finding that critical business partner you need on your team.

Investing in Consumer AI: Matcha with RRE Ventures

Date: Tuesday, March 3 from 6:30pm - 7:30pm; Learn more and register

Organizer: RRE Ventures

Matt Vine from RRE Ventures is coming to Harvard for a conversation about consumer AI: what's getting built, what's getting funded, and what the white space looks like for the next generation of young founders and investors. If you're curious about building or investing in consumer AI, this is worth your Tuesday Night.

She Builds Boston: brewing bold ideas

Date: Wednesday, March 4 from 9:30am - 11:00am; Learn more and register

Organizer: Startup Boston

This monthly Startup Boston coffee mixer was created to give female founders of product-driven startups a space to connect, collaborate, and start the day with conversations that actually energize you. For our March gathering, we’re evolving the format based on community feedback: we’re opening the room to female investors and introducing a blend of open networking and light structured connection time to make it easier to meet the right people and build meaningful relationships.

Climatetech Intern Fair

Date: Thursday, March 4 from 4:00pm - 6:00pm; Learn more and register

Organizer: Greentown Labs

Focuses on connecting students and soon-to-be graduates with Greentown Labs’ network of cutting-edge climatetech startups looking for bright and eager talent. At this internship fair, students from Boston and beyond can explore open opportunities with our startup community.

SheBuilds

Date: Sunday March 8; Learn more and register

Organizer: Lovable

A one-day hackathon for women entrepreneurs. Focus on building a tool that solves a problem or helps your community.

Venture Lane Pitch Night

Date: Tuesday, March 10 from 5:00pm - 7:30pm; Learn more and register

Organizer: Venture Lane

Venture Lane Studio’s Pitch Night showcases seven top-performing pre-Series A B2B tech startups in the Boston ecosystem, selected from a highly competitive pool of 200+ applicants.

The 3rd Annual Next Gen ‘20s Gala

Date: Wednesday, March 11 from 6:00pm - 8:30pm; Learn more and register

Organizer: BLCK VC and The Emerging Venture Capital Association

An inclusive and insightful evening that blends the sophistication of the Roaring ’20s with the forward-thinking innovation of the 2020s.This night brings together both new connections and reflection on the evolution of the venture capital industry.

2026 Global Eddies Virtual Demo Day

Date: Thursday, March 19 from 9:00am - 10:00am; Learn more and register

Organizer: Massachusetts Innovation Network

International Startups part of the 2026 Global Eddies Cohort will make their virtual debut into the U.S. Ecosystem. Join us to hear more about their ground-breaking technologies

62nd Boston Hardware Meetup

Date: Thursday, March 19 from 6:00pm - 9:00pm; Learn more and register

Organizer: Boston Hardware Meetup

Join us to talk academia, industry, and hardware and bring your latest build and demos to share! Hardware Meetups happen across 30+ cities around the world, bringing together hardware professionals to network, share knowledge, and support each other and the larger hardware ecosystem.

Cofounder Matching: Meet Your Future Founding Team

Date: Monday, March 23 from 5:30pm - 7:30pm; Learn more and register

Organizer: Startup Boston and City of Boston

Looking to connect with like-minded entrepreneurs who could become your next business partner? Join us for structured networking, where you will create new relationships and get one step closer to finding that critical business partner you need on your team.

Life Sciences AI on Tap: Boston Connect

Date: Thursday, March 26 from 6:00pm - 8:30pm; Learn more and register

Organizer: Ketryx Corp

This exclusive gathering brings together senior leaders and innovators across biotech, pharma, medical devices, and diagnostics for meaningful conversation over curated drinks and appetizers. Connect with peers at the forefront of AI, software, and digital transformation, exchange ideas on how new technologies are reshaping development and operations, and build lasting relationships within Boston’s leading life sciences community.

Mentor Matching for Early-Stage Founders

Date: Monday, March 30 from 5:30pm - 7:30pm; Learn more and register