Nebula Accelerator
Pre-incubation, incubation and accelerator programmes for startups, with a DefenceTech focus, run from Greater Noida.
Nebula Accelerator at a glance
| Established | 2021 |
|---|---|
| Address | 606, 6th Floor, Tower B, Logix Technova, Sector - 132, Greater Noida, Gautama Buddha Nagar- 201301, Uttar Pradesh |
| Programmes | 5 standing programmes |
| Stages supported | Idea, MVP, Early revenue |
| Official website | nebulaaccelerator.org |
Which Nebula Accelerator programme fits you
5 programmes compared by who they are for, the stage they accept, how long they run and what they cost.
By stage
- Idea
- Pre-Incubation Program
- MVP
- Incubation Program, Accelerator Program (DefSat CoHort 2026)
- Early revenue
- Incubation Program, Accelerator Program (DefSat CoHort 2026)
| Programme | Best for | Stage | Duration | Format | Cost |
|---|---|---|---|---|---|
| Pre-Incubation Program | Founders still shaping an idea | Idea | — | — | — |
| Incubation Program | Startups with a product or early traction | MVP – Early revenue | — | — | — |
| Accelerator Program (DefSat CoHort 2026) | Startups that want to validate customers, build a prototype and prepare to raise | MVP – Early revenue | 8 weeks | — | — |
| Incubation Program for Incubators | Early-stage tech incubators and their leaders | — | 3 weeks | — | — |
| Entrepreneur-in-Residence Program | Founders who want personalised support to build a scalable business | — | — | — | — |
Programmes they run
Standing programmes at Nebula Accelerator, separate from the funding calls above.
Pre-Incubation Program
IncubationFor founders still shaping an idea: validation, customer research and a first pitch deck.
Best for: Founders still shaping an idea
- Idea
What you get, who can apply and how to applyHide details
The pre-incubation programme is for founders who are still exploring or shaping their idea. It helps them validate the idea, understand their target customers, and build initial pitch decks.
What you get
- Idea validation
- Customer research
- Work on the value proposition
- Pitch deck development
Who can apply
- Founders who are still exploring or shaping their ideas
Incubation Program
IncubationFor startups with a product or early traction that are ready to scale, with mentoring and investor access.
Best for: Startups with a product or early traction
- MVP – Early revenue
What you get, who can apply and how to applyHide details
The incubation programme supports startups that already have a product or early traction and are ready to scale.
What you get
- One-on-one mentorship
- Technical support
- Business strategy
- Investor access
Who can apply
- Startups that already have a product or early traction
Accelerator Program (DefSat CoHort 2026)
AcceleratorAn intensive 8-week programme on customer validation, prototyping and fundraising. The 2026 cohort's application date has passed.
Best for: Startups that want to validate customers, build a prototype and prepare to raise
- MVP – Early revenue
- 8 weeks
What you get, who can apply and how to applyHide details
The accelerator is an intensive 8-week growth programme that helps startups move fast on customer validation, prototyping and fundraising. It ends with a Demo Day presentation.
The DefSat CoHort 2026 application page gave a closing date of March 25. That date has passed, so check the cohort page for the next intake.
How to apply
- A short online application, followed by expert review
Incubation Program for Incubators
IncubationA three-week programme giving early-stage tech incubators access to mentors, partners and investors.
Best for: Early-stage tech incubators and their leaders
- 3 weeks
What you get, who can apply and how to applyHide details
This programme supports early-stage tech incubators by giving them direct access to a network of mentors, partners and investors. Over a structured three-week programme, participants take part in expert-led workshops, mentorship and funding opportunities.
Who can apply
- Early-stage incubators and their leaders
Entrepreneur-in-Residence Program
AcceleratorPersonalised support for founders building scalable businesses, from strategy and MVP work to investor preparation.
Best for: Founders who want personalised support to build a scalable business
What you get, who can apply and how to applyHide details
The entrepreneur-in-residence programme is for founders who want personalised support and a fast track to building scalable businesses. It covers strategy, validation, product development, go-to-market planning and growth readiness, with hackathons, prototype labs and one-to-one product mentoring.
What you get
- Startup acceleration support
- MVP creation and development
- Mentoring on business strategy, product-market fit, pricing and valuation, and pitching
- Help applying for grants and government support
How to apply
- Use the apply button on the about page
How to apply to Nebula Accelerator
Choosing a programme
- Idea stage: the pre-incubation programme covers idea validation and pitch decks.
- Product or early traction: the incubation programme is built for this stage.
- Want a fixed 8-week sprint: the accelerator. Check the cohort page for the current intake, since the most recent published application date has passed.
- Incubator or incubation centre: the three-week programme for incubators.
How to apply
- The cohort page offers a short online application followed by expert review.
- Other programmes point to a button on the about page.
- Confirm the current intake dates and any fees or equity terms directly with the team before you apply, since the site does not state them for every programme.
About Nebula Accelerator
Nebula Accelerator is a startup ecosystem run by Nebula Def-SAT Private Limited from Greater Noida, Uttar Pradesh. It runs programmes for founders at different stages, from idea validation to scaling, and it also runs a programme for early-stage tech incubators.
The site describes its focus as DefenceTech startups, alongside technology-driven sectors such as fintech, healthcare, cleantech and agritech.
How the programmes work
The pre-incubation programme helps founders who are still shaping an idea. It covers idea validation, customer research, the value proposition and an initial pitch deck. The incubation programme is for startups that already have a product or early traction, and it offers one-on-one mentorship, technical support, business strategy and investor access. The accelerator is an 8-week programme covering customer validation, prototyping and fundraising, and it ends with a Demo Day presentation. The entrepreneur-in-residence programme gives founders personalised support, including MVP work, mentoring and help preparing for investors.
Who can apply
Founders with an idea, a product or early traction can look at the programme that matches their stage. A separate incubation programme is open to early-stage tech incubators and their leaders, and runs over three weeks.
Locations
The registered office is in Greater Noida. The site says that founders outside Mumbai, Delhi NCR and Ahmedabad are connected to partner co-working and incubator hubs.
Who runs it
Nebula Def-SAT Private Limited operates Nebula Accelerator. The site describes a team of mentors and advisers from industry, and lists its contact channels on the contact page.
Who they work with
Tags
Frequently asked questions about Nebula Accelerator
What is Nebula Accelerator?
Nebula Accelerator is an incubator based in Noida, Uttar Pradesh.
What does Nebula Accelerator do?
Nebula Accelerator is a startup ecosystem run by Nebula Def-SAT Private Limited from Greater Noida, Uttar Pradesh. It runs programmes for founders at different stages, from idea validation to scaling, and it also runs a programme for early-stage tech incubators.
Where is Nebula Accelerator located?
Nebula Accelerator is located at 606, 6th Floor, Tower B, Logix Technova, Sector - 132, Greater Noida, Gautama Buddha Nagar- 201301, Uttar Pradesh.
What programs does Nebula Accelerator run?
Nebula Accelerator runs Pre-Incubation Program, Incubation Program, Accelerator Program (DefSat CoHort 2026) and Incubation Program for Incubators, among others.
Which Nebula Accelerator programme should I apply to?
It depends on how far along your startup is. Idea stage: Pre-Incubation Program. MVP stage: Incubation Program and Accelerator Program (DefSat CoHort 2026). Early revenue stage: Incubation Program and Accelerator Program (DefSat CoHort 2026). Check the programme's own eligibility before applying — several programmes are sector-specific.
How do I apply to Nebula Accelerator?
- Idea stage: the pre-incubation programme covers idea validation and pitch decks. - Product or early traction: the incubation programme is built for this stage. - Want a fixed 8-week sprint: the accelerator. Check the cohort page for the current intake, since the most recent published application date has passed. - Incubator or incubation centre: the three-week programme for incubators.
When was Nebula Accelerator founded?
Nebula Accelerator was founded in 2021. It is an incubator.
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