In the final, Welsh got off to a great start winning the first two games before Laing made a comeback to win the third, fend off match ball in the fourth and eventually take out the closely fought fifth game.
Vicki Ferguson (Mid-Western) upset two higher seeded opponents on her way to the ladies' division one final, where she put up a determined fight but was defeated by defending champ Fiona Moselen (Kamo).
In the men's division two round robin, matches were neck and neck throughout the weekend with all but two matches going to the fifth deciding set.
Craig Hawthorn and Doug Mills (Bream Bay) were the last men standing, with the younger of the Hawthorn clan the victor in five gruelling sets.
Catherine Powdrell and Rochelle Bekker have a history of closely fought battles this season, and their ladies second division final was no different - another five-set match.
Top seeded John Tito from the Mangakahia Squash Club just managed to fend off Gary Saunders to win the men's third division.
In the ladies' division three, round robin third seed Annette Maley won all of her games while a countback was required to find the runner-up.
The maths done, Pat Schreurs was declared the second placegetter - appropriate considering that the ever competitive sixty-something Schreurs had come the closest to toppling Maley, their scores of 18-16, 11-15, 15-9, 15-11, 13-15 in Maley's favour.
A group of mainly Kamo ladies in their first or second season of squash contested the ladies' division four, which Jo Mason won over Bernadette Norman.
The majority of these ladies form a team contesting the F grade "superchamps" - a national teams competition to find the country's best club team in each grade.
Local Toni Wright went home smiling, having won the lucky cash prize donated by Squash Northland supporter Angus MacDonald of angus.kiwi.nz.
Northland's junior squash players will find their champions at the end of the month when the Maungaturoto Squash Club host the 2015 Northland Junior Championships.
