How to Join


Joining Cluster SPRING is very easy. Simply download and fill in the application forms attached to this page, sign them and send them via registered email to and/or by regular email to

SPRING can be joined at any time of the year by public or private entities, which declare on the Association’s application form that they share the aims of the Cluster, indicating the significant projects and initiatives already started or to be started in the field of "green" chemistry, that they are familiar with the Association’s Statutes and that they will abide by its obligations.

Each membership application will be submitted to the Board of Directors for deliberation at the first available meeting, which will assess the relevance of the activities carried out to the Association’s aims.

For further information please write to

Annual membership fees:
Universities and Research Centres – EUR 1,000
Entities carrying out dissemination and territorial development activities – EUR 1,000
Companies, according to their turnover:

  • Band A, turnover of up to EUR 20 million = EUR 1,000
  • Band B, turnover of EUR 20–50 million = EUR 3,000
  • Band C, turnover of over EUR 50 million = EUR 4,000


Innovative start-ups, established in the last 5 years ago, which do not belong to a group, with a turnover of less than EUR 5 million, receive a discount on the membership fee of 75% for the first year of membership, 50% for the second year and 25% for the third year. From the fourth year of membership onwards the full rate is payable.