Ailsen Limited main divisions have completed over 3,500 "main" contracts since 1975.

Here is a selection pf those valued over £100,000 are shown below:

RAF Waddington Lincoln

IVF Unit Nottingham

Institute of Hearing Nottingham University

Fothergill House Nottingham for Deloitte Touche

Capital One Trent House, Nottingham

Boots Co. Pic Brighton

Boots Co. Pic Buchanan Galleries - Glasgow

Norwich Union Ltd Malton Park, Northampton

Imperial Tobacco Ltd Horizon Factory, Nottingham(South Room)

Ministry of Agriculture, Food & Fisheries Leicester

Chevron Ltd Sherwood Park, Notts

Nottingham Trent University Nottingham

Boots Co. Pic Croydon

Richard Herrod Community Centre Nottingham

Capital One Loxley House, Nottingham

Norwich Union Ltd Leicester

PAS Ltd Grantham

Imperial Tobacco Ltd Horizon Factory, Nottingham 1st & 3rd Floors

Nottm.City Hospital NHS Trust Nottingham City Hospital - CSSD Washers

University of Nottingham MRI Centre

City of Nottingham Fernwood School

Queens Medical Centre - University Hospital Trust Nottingham Clinical Skills Centre

Notts County Council County Hall, West Bridgford, Nottingham