
The 70s
1970
- 1974 - Stewart procures the businesses first computer
- 1975 - Stewart Milne Construction Ltd was founded in Aberdeen
- 1978 - Wellgrove Timber Systems was founded along with Headland Homes

The 80s
1980
- 1984 - First major housing development launched at Headland Court, Aberdeen – the picture really was one of our adverts at the time
- 1986 - Stewart Milne Group Ltd was incorporated
- 1987 - Supplied and erected largest timber frame building in the UK – Stirling Business Centre and supplied the first timber systems to the Falkland Islands
- 1988 - First acquisition, Earnbank Developments in Perth

The 90s
1990
- 1990 - Osprey House (Homes North Scotland’s office) is opened
- 1991 - Development of a new head office begun at Peregrine House, Westhill
- 1993 - The first base in Edinburgh opened and Peregrine House was officially opened by HRH Princess Anne
- 1996 - Second acquisition, Ambion Homes
- 1998 - Timber Systems supplied kits to Romania to build an orphanage
- 1999 - Kestrel House, Tannochside opened (accommodating Homes Central Scotland and Timber Systems staff)

The 00s
2000
- 2000 - 25th anniversary and first university bursary awards to Robert Gordon, Strathclyde and Herriott Watt universities
- 2003 - Stewart Milne Timber Systems opened a new £10m automated factory in Witney
- 2005 - 30th anniversary and major management development program began in conjunction with Cranfield University
- 2006 - First acquisition in England, Nuttal Construction
- 2007 - Third acquisition, A&L King Perth and lauch of Sigma the UK's first carbon neutral home in Watford
- 2008 - Union Plaza, one of Aberdeen's most iconic office buildings was completed

The 10s
2010
- 2011 - David Cameron, Prime Minister visited Stewart Milne Group offices and Stewart Milne Timber Systems factory
- 2013 - Managing People for Growth management development course is launched
- 2015 - Bicester Eco Village work completed – The UK’s first eco town
- 2017 - BIM Library Launched for Offsite Construction - the UK’s first timber frame Building Information Modelling (BIM) library
- 2019 - AIMCH was launched (a major UK project to transform house building), the Grangemouth hub opened and our Fast Track Modern Apprenticeships were launched
- 2021 - Stewart Milne Timber Systems is sold to the Donaldson Group