Checkatrade had seen strong results from the recent advertising campaigns in North West England, Homeserve added.
Elsewhere, the on-billing arrangements with electricity utility Endesa in Spain have been extended for a further five years, which is expected to help the ongoing retention rate.
Homeserve is selling out of Italy, however, with its 49% stake in Assistenza Casa to be acquired by partner Edison.
In the year to March 2019, profits rose by 13% to £139.5mln. Revenues hit £1bn for the first time with a 12% rise over the previous year.
Homeserve added that its results are always heavily weighted towards the second half of its financial year.