1938 – IAgrE founded on 24 May 1938 by a small group of engineers and agriculturists
1941 – Establishment of the Institution’s journal
1943 – Regional activities commence with a branch in Scotland opened
1945 – Aims and objectives of the Institution printed in hard copy
1947 – Establishment of Department of Agriculture at King’s College, Newcastle
1958 – Over 150,000 copies of the Institution‘s Safety Code sold
1960 – Revised Memorandum and Articles of Association
1969 – New grades of Honorary Fellow and Fellow introduced
1969 – Became a registered charity
1972 – Douglas Bomford Trust begins
1974 – Offices moved from Rickmansworth to Silsoe Campus, Bedfordshire
1985 – IAgrE nominated and authorised body of Engineering Council
1988 – Golden Jubilee Celebrations including a jubilee conference
2004 – IAgrE authorised body of Society for the Environment
2010 – Offices relocated to Cranfield University on the Cranfield Campus
2013 - IAgrE Celebrates 75 years promoting professionalism in Agricultural Engineering
2018 - The Institution celebrates 80 years with a Landmark Conference and an Anniversary Awards Celebration at Wrest Park