Proof of Business
Funds Brussels companies developing their first technologically innovative prototype or service, covering 50 to 70 percent of the budget for technical and economic validation.
Proof of Business is a grant from Innoviris, the Brussels-Capital Region's public innovation agency, targeting Brussels companies that want to develop their first technologically innovative prototype or service. The program covers 50% to 70% of the project budget, regardless of the industry the company works in.
To be eligible, the company must develop all or part of its business activities in th…
Technical and economic validation of a first innovative prototype or service — any industry, for Brussels companies.
Sign up free to see the funding breakdown
Sign up free to see the industries in scope
Sign up free to see the full eligibility
Sign up free to see how to apply
Sign up free to see what you submit
Sign up free to see the timeline
Sign up free to see where teams trip up
Guides for this application
All guides →Grants for Biotech Startups: NIH, NSF, SBIR/STTR, and Non-Dilutive Funding
A practical guide to grants for biotech startups, including NIH SBIR/STTR, NSF, translational funding, evidence, regulatory readiness, and budgets.
Where to applyGrants for Robotics Startups: SBIR, Defense, NSF, and Pilot Funding
A practical guide to grants for robotics startups, including SBIR/STTR, NSF, DoD, NASA, field validation, TRL, pilot evidence, budgets, and commercialization strategy.
BudgetGrant Financials and Co-Funding Evidence: Examples for Startup Applications
See examples of grant financials, match funding evidence, co-funding tables, accountant letters, investor commitments, and budget-to-work-plan checks.
DocumentsGrant Work Plan Template: Work Packages, Gantt, Milestones, and Risks
Use this grant work plan template to structure work packages, tasks, owners, deliverables, Gantt timing, dependencies, and risk registers.
More from Innoviris
All grants from this funder →BELCOO — Transregional R&D
🇧🇪Innoviris · Belgium
Funds Brussels companies collaborating on R&D projects with enterprises from Flanders or Wallonia, through the joint Belgian interregional innovation co-funding initiative.
Circular Innovation: Re-use & Recycle
🇧🇪Innoviris · Belgium
Funds Brussels companies testing the feasibility and viability of innovative waste re-use and recycling projects, covering 50 to 70 percent of costs.
DUT — Brussels Regional Co-funding
🇧🇪Innoviris · Belgium
Funds Brussels-region collaborations with European partners to advance sustainable urban transitions through transnational research activity.
Eurostars — Brussels Co-funding
🇧🇪Innoviris · Belgium
Funds Brussels R&D SMEs participating in Eurostars international collaboration projects, covering 40 to 80 percent of project costs depending on company size and project type.
Feasibility Studies
🇧🇪Innoviris · Belgium
Funds Brussels companies checking the technical feasibility of their innovation, covering 50 to 70 percent of a technical feasibility study carried out in-house or with a specialist consultant.
GENAI
🇧🇪Innoviris · Belgium
Funds Brussels companies integrating generative AI into their products, services, or internal processes through a feasibility study and proof-of-concept project.
Similar grants
Browse the directory →
ERC Starting Grant
🇪🇺European Commission · European Union
Funds early-career researchers building an independent research team and pursuing frontier research through an ERC Starting Grant hosted at a public or private research organisation.
ERC Consolidator Grant
🇪🇺European Commission · European Union
Funds researchers 5 to 15 years past their PhD who are building an independent research team in Europe through an ERC Consolidator Grant.
ERC Proof of Concept Grant
🇪🇺European Commission · European Union
Funds existing ERC grant holders in testing the commercial or societal potential of already-funded research through a fixed EUR 150,000 top-up grant.
Horizon Beyond-State-of-the-Art Solar PV
🇪🇺European Commission · European Union
Funds three €12M innovation projects that scale efficient, reliable and resilient solar-PV manufacturing beyond today’s commercial technologies.
Industrial CCUS Cluster Readiness
🇪🇺European Commission · European Union
Funds three €10M industrial projects that prepare safe, trusted CCUS clusters for hard-to-abate regions and commercial scale-up.
Horizon Bio-CCU: Carbon to Products
🇪🇺European Commission · European Union
Funds two €6M projects that use biotechnology to purify captured carbon and turn it into sustainable feedstock for industrial products.