I came across this website this morning in some research on investment trust. It makes for interesting reading I think.
www.theaic.co.uk
It lists 20 investment companies that have increased their dividends for 20+ consecutive years.
The AIC’s dividend hero investment companies
Source: AIC/Morningstar

Investment company dividend heroes
It lists 20 investment companies that have increased their dividends for 20+ consecutive years.
The AIC’s dividend hero investment companies
Company | AIC sector | Number of consecutive years dividend increased | Dividend yield at 28/02/19 (%) |
---|---|---|---|
City of London | UK Equity Income | 52 | 4.53 |
Bankers | Global | 52 | 2.33 |
Alliance Trust | Global | 52 | 1.83 |
Caledonia | Flexible Investment | 51 | 1.95 |
BMO Global Smaller Companies | Global | 48 | 1.15 |
F&C Investment Trust | Global | 48 | 1.63 |
Brunner | Global | 47 | 2.44 |
JPMorgan Claverhouse | UK Equity Income | 46 | 3.92 |
Murray Income | UK Equity Income | 45 | 4.38 |
Witan | Global | 44 | 2.50 |
Scottish American | Global Equity Income | 39 | 3.10 |
Merchants | UK Equity Income | 36 | 5.41 |
Scottish Mortgage | Global | 36 | 0.62 |
Scottish Investment Trust | Global | 35 | 2.67 |
Temple Bar | UK Equity Income | 35 | 3.38 |
Value and Income | UK Equity Income | 31 | 4.54 |
BMO Capital & Income | UK Equity Income | 25 | 3.68 |
British & American | UK Equity Income | 23 | 18.14 |
Schroder Income Growth | UK Equity Income | 23 | 4.31 |
Invesco Income Growth | UK Equity Income | 21 | 4.38 |