Darroll Harrison set up his chartered building surveying company, Darroll K Harrison & Associates, on the upstairs landing of his house with his wife Vera doing the books.
The company turned over £1,272 in the first year.
Key clients Canon and Royal Mail commission work from ‘Darroll K Harrison & Associates’.
All drawings were done in pencil, with letters passed to the secretary to be typed on an electric typewriter.
The Diocese of London becomes a key client and remains a client today.
New key client the Archdiocese of Westminster.
We began working with the Government Property Services (PSA). This contract was a fundamental success to the growth of the practice.
The partnership was formed.
10 year anniversary.
Practice expands to deliver further consultancy services.
Darroll Harrison retires leaving four Partners.
Women's ‘no trouser policy’ abolished.
New clients include British Airways, Thames Water, Procter & Gamble and the RAC.
Our first website goes live.
Practice expands to offer the full interdisciplinary services we offer today.
New long term client partnership developed with Diocese of Arundel and Brighton.
Our facilities management service is launched.
Our first OJEU government tender success is with the European Medicines Agency (EMA).
25 year anniversary celebrations.
Office move to our current premises.
Our first new build schools open.
St John Fisher Primary School, Harrow £7.4m
Sacred Heart Catholic School, Ruislip £7.2m
First long term framework agreements secured.
Record value of new commissions.
dhp rebranding launch.
dhp 35 year anniversary party.
Finalist at the LABC Awards for the ‘Best Educational Building’ for the south wing redevelopment at Bucks New University.
Our largest project completed to date. £27 million new build and refurbishment for the new St. Richard Reynolds Catholic College, Twickenham.
Completion of The Winston Churchill School discovery space. A state of the art planetarium and library facility, the first of its kind in a UK state school and only one of two in a UK school.
Shortlisted for ‘Inspiring Learning Spaces’ for the Winston Churchill Discovery Space at the Education Estates Awards.