Kundan Kumar
Founder
Started Collabuilder in Patna in June 2026. Runs the retreat sessions and the 90-day plan workshop, and hosts the Founder Progress Circles.
LinkedIn
Retreats for founders
in places no one's taken you yet.
Small, themed retreats across East & Northeast India for first-time and early-stage founders.
Join the waitlist
- DPIIT-recognised startup
- 150+ founders at our last Patna circle
- Full refund up to 7 days before
- Women stay in separate rooms
- Talk to us on WhatsApp
- Dates
- Last week of Nov 2026 (tentative)
- Price
- Announced soon
- Seats
- 20–25 founders, men and women
How a retreat works
Three days, one place, 20–25 founders.
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Day 1
Travel & arrive
Meet in Patna or at the pickup point, travel together, settle in and meet the group.
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Day 2
Explore & learn
Explore the place, visit a local business and spend the evening with the invited guest.
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Day 3
Plan & return
Write your 90-day plan, share it with your pod and travel home.
Who it's for
Built for founders who are building.
Who should apply
Early-stage founders
- First-time or early-stage founders
- 0–2 years into building
What you leave with
A plan and a pod
- A 90-day plan
- A founder pod that keeps you accountable
- Time with the invited guest
What it isn't
Not a getaway
- Not a networking party
- Not a holiday package
The Map
18 places. East & Northeast India.
Each place has its own theme. Applications open one place at a time; join the waitlist for the rest.
Bihar
Arunachal Pradesh
Odisha
The People
Who you'll meet.
Vishwjeet Narayanan
Co-Founder
Co-founded Collabuilder. Plans the routes, stays and partners, and everything that has to go right on the ground.
LinkedInRecognised by
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Startup India (DPIIT) -
NIDHI+, Ministry of Tourism
Questions
Ready when you are.
Dates for the first retreat are announced soon. Join the waitlist to hear first.
The retreat
₹4,999 per person + 18% GST, so ₹5,899 in total for the three days.
Two nights' stay, all meals, travel from Patna and back, and all sessions. Getting to Patna is on you.
Cancel 7 or more days before the trip and you get a full refund. Within 7 days of the trip date there is no refund. Full policy: refund policy
Yes. Women founders stay in separate rooms, the whole group travels together from Patna, and we share the stay and route details before you pay. You can WhatsApp Kundan any time before and during the trip.
We meet in Patna on the morning of Day 1 and drive up together. It takes about 6–8 hours.
Early-stage founders, up to 2 years into building. 20–25 per retreat, men and women.
About Collabuilder
Collabuilder Private Limited, incorporated in Patna on 1 June 2026 by Kundan Kumar (founder) and Vishwjeet Narayanan (co-founder). It is a DPIIT-recognised startup and registered on NIDHI+ (Ministry of Tourism). More about us: about
Yes. We have run two Founder Progress Circles in Patna: more than 75 founders came to the first in June 2026 and more than 150 to the second in July 2026. Valmiki Nagar is our first retreat. Photos and details: community
We read every application ourselves. If it looks like a fit, we message you on WhatsApp to set up a short call. You only pay after you are accepted.
If we cancel, you get a full refund of what you paid, or a place on another edition if you prefer. If the dates change, you can move to the new dates or take a full refund. Full policy: refund policy