build3
Startup Studio

build3

BIRUDO3 FOUNDATION

Candolim, Goa, IndiaEst. 2020

A startup studio and venture builder for impact-driven founders, running an accelerator and a fundraising bootcamp.

1Program

build3 at a glance

Part ofBIRUDO3 FOUNDATION
Established2020
Address943/A, Camotim Vaddo, Candolim, Goa – 403515
Programmes3 standing programmes
Stages supportedIdea, Prototype, MVP
Official websitewww.build3.org
Emailconnect@build3.org

Programs by build3

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Past programs

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Which build3 programme fits you

3 programmes compared by who they are for, the stage they accept, how long they run and what they cost.

By stage

Idea
build3 Impact Accelerator
Prototype
build3 Impact Accelerator
MVP
build3 Impact Accelerator
ProgrammeBest forStageDurationFormatCost
build3 Impact AcceleratorImpact-driven founders from idea stage to an early-stage business, primarily in IndiaIdea – MVP10 weeksOnlineTakes equity
build3 Fundraising BootcampEarly-stage founders preparing to raise a round—30 daysHybridPaid
Impact Startup AcademyFounders wanting a structured online course to build an impact startup—5 weeksOnline—

Track record

What build3 reports about its portfolio.

These are build3's own published figures, not audited totals.

400Startups supported400+ startups accelerated through the build3 Impact Accelerator, per build3's own page.

All figures self-reported — build3.org, as of Oct 2026.

Programmes they run

Standing programmes at build3, separate from the funding calls above.

build3 runs its programmes as cohorts. Intake dates change from cohort to cohort, so check the programme page for current status.

A 10-week virtual accelerator for impact-driven startups, from idea to early stage, with investment and a venture-builder phase for selected teams.

Best for: Impact-driven founders from idea stage to an early-stage business, primarily in India

  • Idea – MVP
  • 10 weeks
  • Online
  • Takes equity
What you get, who can apply and how to apply

The build3 Impact Accelerator is a 10-week virtual programme for impact-driven founders — those pushing progress on the UN Sustainable Development Goals or benefiting people and the planet. It is built to move startups from the earliest stage, anywhere from an idea to a functional early-stage business, toward product-market fit, and a venture-builder phase follows for selected startups.

What you get

  • Coaching and workshops to build capability
  • A cohort and a wider founder community, with mentors
  • Investment for selected startups
  • A venture-builder phase after the programme for some teams

Who can apply

  • Impact-driven startups that push progress on the UN Sustainable Development Goals, or benefit people and the planet
  • Founders at the idea stage through to a functional early-stage business
  • Open across sectors, with non-tech startups welcome
  • Primarily India-focused; international startups aligned with the mission may apply

How selection works: A three-stage evaluation — an application form, then an interview, then a reference check — assessing compatibility, capability and commitment, alongside factors such as passion, founder-problem fit and unit economics.

How to apply: Apply through the application form on the accelerator page when a cohort is open.

See the latest call

A 30-day paid fundraising sprint that prepares early-stage founders to raise, ending in an in-person pitch event with investors.

Best for: Early-stage founders preparing to raise a round

  • 30 days
  • Hybrid
  • Paid
What you get, who can apply and how to apply

The build3 Fundraising Bootcamp is a 30-day sprint that helps early-stage founders prepare their raise. It runs in three steps and pairs founders with an investment banker, a deal team and a dedicated relationship manager who match investors and set up meetings.

What you get

  • A two-day in-person networking bootcamp in Goa
  • Four weeks of live online sessions on weekday evenings
  • An offline pitch event where selected startups pitch to investors, venture capital firms and family offices in Delhi, Bangalore or Mumbai
  • An investment banker, a deal team and a dedicated relationship manager who match investors and book meetings

Who can apply

  • Early-stage founders preparing to raise a round

How to apply: Apply through the short form on the bootcamp page when a cohort is open.

Full build3 Fundraising Bootcamp guide

Impact Startup Academy

Programme

A five-week, online-only course on building startups that tackle a societal problem and are self-sustainable.

Best for: Founders wanting a structured online course to build an impact startup

  • 5 weeks
  • Online
What you get, who can apply and how to apply

The Impact Startup Academy is a five-week, online-only, step-by-step course on building startups that tackle an important societal problem and are self-sustainable, led by instructors.

How to apply: Join online from the build3 homepage.

How to apply to build3

Start with the right programme

build3 runs more than one programme, and they are for different founders. Match yourself first:

  • At the idea-to-early stage and building something with social or environmental impact: the build3 Impact Accelerator, a 10-week virtual programme.
  • Preparing to raise a round: the Fundraising Bootcamp, a 30-day paid sprint that ends in an investor pitch event.
  • Wanting a structured course to build an impact startup from scratch: the online Impact Startup Academy.

How applications work

Each programme has its own form on the build3 website. The Impact Accelerator uses a full application; the Fundraising Bootcamp uses a short form on its page. Apply when a cohort is open.

How selection works

For the Impact Accelerator, expect a three-stage evaluation: an application form, then an interview, then a reference check. build3 assesses startups on compatibility, capability and commitment.

What reviewers look for

  • A genuine impact angle. build3 backs ventures that push progress on the UN Sustainable Development Goals or benefit people and the planet, so be clear about the problem you address.
  • Founder-problem fit and commitment. The accelerator's criteria name passion, founder-problem fit and unit economics.
  • The right stage. The accelerator is built for founders from the idea stage through to a functional early-stage business.

About build3

build3 is a startup studio and venture builder for impact-driven founders, operated by BIRUDO3 FOUNDATION. It backs startups that push progress on the UN Sustainable Development Goals or benefit people and the planet, and it works across sectors rather than being limited to technology. Its pages list addresses in Candolim, Goa and in Pune, along with a startup ecoāshrām at Ekundrawadi in the Sindhudurg district of Maharashtra.

build3 describes itself as a startup studio rather than a campus incubator, and most of what it offers runs online. Its main programme is the build3 Impact Accelerator; alongside it, build3 runs a Fundraising Bootcamp for founders preparing to raise, and an online Impact Startup Academy course. The reach it reports spans more than one programme, with a wider community it puts at well over a thousand people building startups for both profit and purpose.

What they support

build3's focus is impact-driven startups, meaning ventures that push progress on the UN Sustainable Development Goals or benefit people and the planet. Its accelerator is pitched at founders at the earliest stages, from an idea through to a functional early-stage business. The programmes are open across sectors, and non-tech startups are welcome. The accelerator is primarily India-focused, though international startups aligned with the mission may apply.

Programmes

The build3 Impact Accelerator is a 10-week virtual programme that aims to take impact-driven startups from the earliest stage toward product-market fit, built around coaching and workshops, a cohort and mentor community, and investment for selected startups, with a venture-builder phase following for some. In exchange for its support, build3 takes a small equity stake in participating startups.

The build3 Fundraising Bootcamp is a 30-day sprint that helps early-stage founders prepare to raise. It is structured in three steps: a two-day in-person networking bootcamp in Goa, four weeks of live online sessions on weekday evenings, and an offline pitch event where selected startups pitch to investors, venture capital firms and family offices in Delhi, Bangalore or Mumbai. It is a paid programme, and founders are supported by an investment banker, a deal team and a dedicated relationship manager who match investors and set up meetings.

The Impact Startup Academy is described as a five-week, online-only, step-by-step course on building startups that tackle an important societal problem and are self-sustainable, led by instructors.

Track record

build3 reports that its Impact Accelerator has completed eight cohorts, accelerated more than four hundred startups, built a founder community of over a thousand, and funded dozens of startups. Its Fundraising Bootcamp pages report founders supported across several cohorts. These are build3's own figures.

Who runs it

build3 is operated by BIRUDO3 FOUNDATION, a non-profit entity registered in Pune. build3 also states that it is a B Corp-certified business.

How to apply

Applications are made per programme through forms on the build3 website. For the Impact Accelerator, the process is a three-stage evaluation: an application form, then an interview, followed by a reference check, assessing a startup on compatibility, capability and commitment, alongside factors such as the founder's fit with the problem. The Fundraising Bootcamp is applied to through a short form on its page. The Impact Startup Academy is joined online from the build3 homepage.

Get in touch

Send a message to build3 — we'll forward it on your behalf.

943/A, Camotim Vaddo, Candolim, Goa – 403515

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Frequently asked questions about build3

What is build3?

build3 is a startup studio based in Candolim, Goa.

What does build3 do?

build3 is a startup studio and venture builder for impact-driven founders, operated by BIRUDO3 FOUNDATION. It backs startups that push progress on the UN Sustainable Development Goals or benefit people and the planet, and it works across sectors rather than being limited to technology.

Where is build3 located?

build3 is located at 943/A, Camotim Vaddo, Candolim, Goa – 403515.

What programs does build3 run?

build3 runs build3 Impact Accelerator, build3 Fundraising Bootcamp and Impact Startup Academy.

Which build3 programme should I apply to?

It depends on how far along your startup is. Idea stage: build3 Impact Accelerator. Prototype stage: build3 Impact Accelerator. MVP stage: build3 Impact Accelerator. Check the programme's own eligibility before applying — several programmes are sector-specific.

What sectors does build3 support?

build3 works with startups in Social Impact.

How do I apply to build3?

build3 runs more than one programme, and they are for different founders. Match yourself first: - At the idea-to-early stage and building something with social or environmental impact: the build3 Impact Accelerator, a 10-week virtual programme. - Preparing to raise a round: the Fundraising Bootcamp, a 30-day paid sprint that ends in an investor pitch event.

When was build3 founded?

build3 was founded in 2020. It is a startup studio.