Join the founders building Portugal's startup ecosystem.
ON is the membership built by founders, for founders: the membership programme by 351 Startups.
Access mentoring, curated connections, opportunities and a community that helps you move faster.
Always ON. Never alone.
Building a startup is hard.
Building it alone is even harder.
ON connects individuals, founders, startups, scaleups and corporates with the people, knowledge and opportunities that accelerate growth. A membership and much more, ON is your gateway into Portugal’s startup community.
Built by founders. Powered by community.
The right people, at the right moment.
Whether you’re taking your first entrepreneurial steps, growing a startup, scaling internationally or supporting innovation from a corporate, ON gives you access to the right people at the right moment.
Move faster
Grow and scale
Build together
Give back
Find the plan that fits where you are.
Five ways to join ON,
from solo founders to the companies backing the next generation.
Move up a tier whenever you are ready.
Individual
Your starting point.
47€
/ year
What you get
- Voting rights *
- Mentoring sessions
- 1 curated intro per quarter
- Members-only Slack channel
- Free and/or discounted workshops, events and trainings
- 1 highlight per year in 351 channels
- Members-only perks
- Access to the 351 Hub coworking space
* Voting rights are subject to the Association’s Statutes and Internal Regulations. Corporate Partners may hold a non-voting associate status.
Startup
Grow with your company.
For pre-revenue teams or up to 100k ARR.
97€
/ year
What you get
- Everything in Individual, plus:
- 2 curated intros per quarter
- 1 waitlisted pitch or demo slot per year, by application order
- Job Board: 1 credit per quarter
- Founders channels on Slack (fundraising, product, growth, talent)
- Individual and Startup perks
Scaleup
For startups above 100k ARR, post-seed and Series A.
249€
/ year
What you get
- Everything in Startup, plus:
- 4 curated intros per quarter
- 1 guaranteed pitch or demo slot per year
- Job Board: 3 credits per month
- Investor and Mentor channels with periodic AMAs
- 2 guaranteed highlights per year in 351 channels
Give back
Community Supporter
Give back to the next generation of founders.
Corporate Partner
For companies seeking talent, innovation & brand presence
Build alongside the ecosystem.
What you get
- 8h+/yr mentoring or discovery sessions
- 2 hosted pitch slots + 1 jury seat
- Slack partner channel + founder AMAs
- 8 community + 2 paid events included
- 6 curated intros per quarter
- Job Board: 10 credits/mo + featured
- 4 highlights/yr + logo in Partners
- 10% of fee to Portugal Community Fund
Combine dedicated packs according to your goals. Choose the outcome you want to accelerate:
Talent Pack
Hire better and faster.
Innovation Pack
Turn business challenges into startup opportunities.
Visibility Pack
Build reputation and meaningful connections with founders and tech talent.
The important rules, kept simple.
Fast turnaround
Intros and mentoring are proposed or scheduled within up to 10 business days.
Fair use
Tier limits keep the quality high and the queues short.
Use it within the quarter
Use your benefits within each quarter. Mentoring hours and intros do not roll over.
Plans change with you
Upgrade or downgrade as your needs evolve.
One free reschedule
Move a session up to 48h before. No-shows use up the slot or credit.
Because no founder should build alone.
ON combines trusted mentoring, curated introductions, practical support and one of Portugal’s most active startup communities.
You’re not joining another programme.
You’re joining a movement that believes founders grow faster together.
Your community
is already here.
Every founder who joins makes the network stronger for every other founder
Pick your plan, plug in, and stop building alone.