Fellow Member

Fellow Members

This membership grade is awarded to members for dedicated service to the Institute or to prominent people in the water sector.

Successful applicants will be eligible to use the post nominals FIWater.

At this membership grade, you can benefit from second membership with Institution of Civil Engineers (ICE) at a competitive rate.

There are two routes to apply to become a Fellow of the Institute of Water:

  • Transfer (if you have been a Corporate Member for five years or more);
  • or Direct Entry

Please refer to our Fellow Application Guidance for details of the criteria and the process. 

For existing Institute of Water members

If you have been a Corporate Member of the Institute of Water for five years or more and wish to upgrade to Fellow Member, please send the documentation outlined in section 3.1 of the guidance by email to membership@instituteofwater.org.uk or by post to Institute of Water, 4 Carlton Court, Team Valley, Gateshead, NE11 0AZ.

If you are joining the Institute of Water


If you are not yet a member of the Institute of Water and would like to join as a Fellow Member, simply complete the Online Application Form and upload the requested documents outlined in the guidance.

All applications will be assessed by our Professional Standards Committee which meets four times a year. Fellow Membership is also available through nomination by Area Committees, our Professional Panels, or our Board.