
Applying for a tender at the European Space Agency (ESA) can be a rewarding but complex process. With significant funding and high-profile opportunities on the line, it’s essential to approach it with a clear understanding of the steps involved and the expectations ESA has for its suppliers. Whether you’re a startup, SME, or an experienced player in the space industry, this guide breaks down how to successfully apply for a tender at ESA.
1. Understand ESA’s Procurement Framework
ESA uses a centralized electronic system for tenders: ESA-STAR (ESA System for Tendering And Registration). There are two key components:
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ESA-STAR Registration – For registering your company and providing details about your legal status, capabilities, and areas of activity.
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ESA-STAR Tendering – The portal where all open Invitations to Tender (ITTs) are published and where you submit your proposals.
2. Register Your Company on ESA-STAR
Before applying, you must register as an ESA supplier. This includes:
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Filling in your company profile
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Listing your product/service capabilities
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Uploading key legal and financial documents
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Getting a PIC (Participant Identification Code)
Registration is free, but verification can take some time—start early.
3. Monitor Upcoming Tenders
ESA publishes:
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Open ITTs – Available to all registered entities from ESA Member and Cooperating States.
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Restricted/Directed ITTs – Sent only to selected companies, often used in follow-up phases.
Keep an eye on:
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ESA’s EMITS (Electronic Mailing Invitation to Tender System) – https://emits.esa.int
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ESA-STAR Tendering itself
You can also subscribe to alerts by domain or program area (e.g., Earth Observation, Navigation, Telecom, etc.).
4. Download and Read the Tender Documentation Thoroughly
Each ITT will include:
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Statement of Work (SOW)
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Special Conditions of Tender
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Draft Contract
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Proposal Template
Don’t skim these. Understanding exactly what ESA expects is critical—both technically and administratively.
5. Build a Strong Proposal
ESA proposals are evaluated based on:
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Technical merit – Does your solution meet or exceed the requirements?
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Management approach – Is your project plan, team structure, and risk management sound?
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Price – Is it competitive and well-justified?
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Compliance – Are all forms and documents correctly completed?
Key tips:
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Follow the template to the letter
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Use clear, structured language
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Highlight innovation, risk mitigation, and team experience
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Make sure your financials and work package breakdown are solid
6. Use the Right Tools and Language
ESA tenders are typically written and submitted in English, and technical terms must align with ESA standards. Tools like ESA’s ECSS standards and dictionaries can help:
7. Partner Strategically (if needed)
Many ESA tenders encourage or even require collaboration between entities. If you’re a smaller company or new to ESA, consider teaming up with:
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Prime contractors
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Research institutions
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Niche technology providers
This can strengthen your bid and give you valuable exposure to the ESA ecosystem.
8. Submit Electronically – and On Time
Submissions are made via ESA-STAR Tendering and must be uploaded before the deadline—late proposals are automatically rejected.
You’ll need to:
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Digitally sign documents
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Verify file sizes and formats
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Confirm the submission through the system
9. Prepare for Evaluation and Clarifications
After submission:
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ESA may contact you with clarification requests.
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The evaluation process can take several weeks to months.
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If awarded, you’ll enter contract negotiation and kick-off soon after.
Even if you’re not selected, ESA often provides debriefs—use these to improve for next time.
10. Leverage Your First Win
Once you’ve secured your first ESA contract, you’re on the radar. This gives you credibility for future tenders and opens doors for:
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Follow-up phases
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Larger contracts
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Invitations to consortia
Final Thoughts
ESA tendering is competitive, but also transparent and structured. With preparation, the right partners, and a strong value proposition, companies of all sizes—including startups—can successfully enter the European space market.
Need help? At Nord Space, we’ve guided companies from first-time applicants to successful ESA contractors. If you’re unsure how to get started, reach out—we’re happy to advise.