Journal
Notes from the road
What we see on our trips, what happens at our founder circles in Patna, and what founders tell us about building in Bihar and the Northeast.
Places · 27 Aug 2026
Why our first retreat is in Valmiki Nagar
Bihar's only tiger reserve, on the Nepal border, six to eight hours from Patna. Why we picked it for the first Collabuilder retreat.
Kundan Kumar
Founder
All notes
Places · 14 Oct 2026
What to pack for a forest retreat in Bihar
A practical list for three days at Valmiki Nagar in late November: cold mornings, a jeep safari and a weak phone signal.
How we work · 24 Sep 2026
How the 90-day plan session works
Every founder leaves a Collabuilder retreat with a written 90-day plan that their pod has questioned. This is how the session runs.
Places · 27 Aug 2026
Why our first retreat is in Valmiki Nagar
Bihar's only tiger reserve, on the Nepal border, six to eight hours from Patna. Why we picked it for the first Collabuilder retreat.
Founders · 23 Jul 2026
Founder Progress Circle 2.0: 150+ founders at 53 Cafe House
A month after the first circle, the second one on 19 July 2026 brought more than 150 founders to 53 Cafe House in Patliputra Colony.
Places · 22 Jul 2026
How we chose 18 places in East and Northeast India
Every place on our map has a business theme and a reason to be there. These are the five questions we asked before adding one.
Founders · 24 Jun 2026
Founder Progress Circle 1.0: 75+ founders at B-Hub, Patna
On 20 June 2026, more than 75 founders came to B-Hub in Mauryalok Complex for the first Founder Progress Circle. What it was, and why we are doing it.
Founders · 18 Jun 2026
Why we started Collabuilder in Patna
Collabuilder Private Limited was incorporated on 1 June 2026. Here is what we are building, and why it starts in Bihar.
Come to the first retreat.
Valmiki Nagar, last week of November 2026. 20–25 founders. Join the waitlist and we'll tell you first.