How many partners for Coordination and Support Action (CSA)?

CSA consortia are typically smaller than RIA/IA, unless the action is a wide European network.

This page focuses on Coordination and Support Action (CSA). The calculator below is pre-set to this action type — paste a call identifier to enrich the curated range with medians from funded CORDIS projects on GRANTIBASE. Figures are indicative, not official Commission advice.

Many CSA topics still use the three-entity / three-country minimum, but some allow a single beneficiary — read the topic carefully.

Typical consortium size

Usually 4–10 partners

Common range: 3–12

CSA consortia are typically smaller than RIA/IA, unless the action is a wide European network.

Eligibility note: Many CSA topics still use the three-entity / three-country minimum, but some allow a single beneficiary — read the topic carefully.
Typical coordinator: Often a research organisation, network secretariat, or public body experienced in coordination and stakeholder engagement.

Larger consortia when

Pan-European networks and multi-stakeholder platforms
Need for national contact points or regional hubs
Training, awareness, or policy co-creation across many countries

Smaller consortia when

Focused studies or roadmapping tasks
Single-beneficiary CSA topics
Short-duration support actions with a narrow mandate

Indicative guidance based on typical Horizon Europe patterns — not official Commission advice. Always read the specific call conditions.

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Other action types

Compare typical consortium sizes across Horizon Europe, EIC, MSCA, and ERC actions.

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