Surrey Storm beat Yorkshire Jets 66-44 in Hull on Saturday to move top of the Superleague standings after round two.
The visitors held the lead in three consecutive quarters and although the Jets took the final period 17-15, it proved a mere consolation.
Hertfordshire Mavericks also made it two wins from two with a 42-28 victory over Loughborough Lightning.
Manchester Thunder beat title holders Team Bath 54-41, while Celtic Dragons lost 62-52 at Team Northumbria.
Storm will have the chance to extend their lead at the summit of the table when they face Bath at home on Monday.
Round three also sees Yorkshire host Northumbria, while the Mavericks face Manchester at home and Loughborough travel to Wales to face the Dragons.
Round One - 30 Jan-3 Feb
Hertfordshire Mavericks 49-45 Celtic Dragons; Team Bath 59-45 Team Northumbria; Loughborough 34-53 Yorkshire Jets; Manchester Thunder 48-55 Surrey Storm
Round Two - 7-8 Feb
Team Bath 41-54 Manchester Thunders; Yorkshire Jets 44-66 Surrey Storm; Team Northumbria 62-52 Celtic Dragons; Loughborough Lightning 28-42 Hertfordshire Mavericks