It supplied electricity to about 4.7 million industrial, commercial and domestic customers in the North West of England, although Merseyside and parts of Cheshire were instead covered by Manweb.

The customer base for the electricity supply arm was subsequently sold off in March 2000 to TXU Corporation, as Norweb Energi.

The value electrical retailing arm Norweb Retail was sold to the Kingfisher Group in November 1996 for £51 million; seeing the closure of the Bolton head office, the CAS distribution centre in Worsley, the flagship Coventry 285, 57 high street stores and half of its out of town superstores.

[5] English Rugby league team Wigan Warriors had Norweb as their primary shirt sponsor between 1988 and 1999 (as TXU Energi between 1998 and 1999).

Norweb's "The Power" advertising hoardings also featured prominently inside Manchester United's Old Trafford ground in the early 1990s.

Holly, the on board computer of the mining ship Red Dwarf, played a practical joke on Dave Lister.

The song is rather detailed and specifically mentions the location of a Norweb office in George Street, Altrincham in the Borough of Trafford.