Revenue rises at Sefton Resources

■ US-focused Sefton Resources announced yesterday oil revenue rose by 13 per cent to $2.28m (£1.42m) in the first half thanks to increased oil production. Oil production jumped nine per cent to 21,755 barrels over the six months to 30 June, up from 19,874 barrels over the same period last year. The junior stock market-listed firm more than doubled its capital expenditure to $2.8m.