Today's games will see United meet Bayer Marist at Victoria Park, while Marton host Tech at Centennial Park.
So far this season, the championship honours have been shared amongst the clubs.
Property Brokers United won the short local knockout competition in December for the right to play the Taranaki's one-day champions Marist United in the National Zonal Qualifier.
St Johns Tech claimed the biggest prize by winning the inaugural Coastal Challenge Cup, the inter-district 50-over competition with the Horowhenua-Kapiti teams, on February 8.
And last weekend Matt Burke Engineering Marton Saracens were victorious in the combined Whanganui Twenty20 grade, played between Premier 1 and 2 teams without their representative cricketers.
The first games today will see United meet Bayer Marist at Victoria Park, while Marton host Tech at Centennial Park.