SODA & SOLAR Presidents
| 1975-1977 | George Carlton | Strathclyde |
| 1977-1978 | Sandy McNicoll | Lothian |
| 1978-1979 | Jim Hoey | Dundee |
| 1979-1980 | Nigel Fordyce | West Lothian |
| 1980-1981 | Ron Stevenson | Highland |
| 1981-1982 | Bob McLelland | Strathclyde |
| 1982-1983 | John Wallace | Tayside |
| 1983-1984 | Percy Buchanan | Central |
| 1984-1985 | Des Park | Annandale & Eskdale |
| 1985-1986 | Jim Gallagher | East Kilbride |
| 1986-1987 | Harold Farquhar | Highland |
| 1987-1988 | Ron Jackson | Fife |
| 1988-1989 | Will Mackinnon | Tayside (died in office) |
| Gordon Blair | West Lothian | |
| 1989-1990 | Gerry Welsh | Lothian |
| 1990-1991 | Dan Russell | East Kilbride |
| 1991-1992 | Stuart Allan | Fife |
| 1992-1993 | Rowan McCallum | Orkney |
| 1993-1994 | Bill Magee | Central |
| 1994-1995 | Doug Buttenshaw | East Lothian |
| 1995-1996 | John Wilson | Strathclyde |
| 1996-1997 | Malcolm McAuslin | Aberdeenshire |
| 1997-1998 | John O’Hagan | North Lanarkshire |
| 1998-1999 | Derek Miller | Dundee |
| 1999-2000 | Margaret Quinn | Renfrewshire |
| 2000-2001 | Iain Matheson | Fife |
| 2001-2002 | Norman Grieve | Midlothian |
| 2002-2003 | Keith Jones | Aberdeenshire |
| 2003-2004 | Eddie Bain | City of Edinburgh |
| 2004-2005 | Gordon Blair | West Lothian |
| 2005-2006 | Diane Campbell | East Dunbartonshire |
| 2006-2007 | Charlie Hood | Angus |
| 2007-2009 | Neville Dundas | Scottish Borders |
| 2009-2010 | Elaine Paterson | Inverclyde |
| 2010-2011 | Rose Mary Glackin | Falkirk |
| 2011-2012 | Andrew Ferguson | Fife |
| 2012-2013 | Kenny McKaig | Dundee |
| 2013-2014 | Andrew Fraser | North Ayrshire |
| 2014-2015 | Ken Graham | Renfrewshire |
| 2015-2016 | Karen Wiles | Aberdeenshire |
| 2016-2017 | Fraser Bell | Aberdeen City |
| 2017-2018 | Peter Hessett | West Dunbartonshire |
| 2018-2019 | Lesley McDonald | Comhairle nan Eilean Siar |
| 2019-2020 | Jan Todd | South Lanarkshire |
| 2020-2021 | Vlad Valiente | Dumfries and Galloway |
| 2021-2022 | Geoff Fogg | Perth and Kinross Council |
| 2022-2023 | Elaine Galletly | Glasgow City Council |