RESULTS FOR 2009
Ranking: 16
Worth: £1,610m
Up: £160m
Source of wealth: Supermarkets

Wm Morrison began as a stall in Bradford market and, 100 years on, is the UK's fourth largest supermarket chain with 375 stores. Morrison, 77, stood down as its chairman in 2008, after 55 years with the company, still in Bradford. The former Safeway stores, acquired for £3.35 billion in 2004, are embedded in the group and customer numbers are about 9m a week. The family stake in the business is worth £1.51 billion. Past dividends, share sales and other investments add £100m to the family's wealth, which has risen by 11%.

RESULTS FOR 2008
Ranking: 52
Worth: £1,450m
Source of wealth: Supermarkets