Newcastle Building Society finished top of the two-star category last year with hopes of making the step up to the three-star level, but instead found itself languishing in the lowest rank.
The building society is joined by Bank of Scotland, which back in 2008 was ranked a five-star company, and GE Money Home Lending, which has yet to progress past the one-star category for very poor service after five years.
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The fourth company to make up this table is West Bromwich Building Society. After a three-year absence, the building society re-entered the awards in bottom position.
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