They have their home opener this weekend.
Portlaoise Panthers began life under Mick Thompson with a defeat against Limerick Sport Eagles on Saturday evening.
A new look Panthers outfit fell to a 15-point loss, having led by two at the interval.
Australian import Nelson Larmins dropped 12-points but was outscored by team-mate Gary Morrissey who scored 15-points.
Ian Lynch was next on the box score with nine.
Having slipped to 0-1, Thompson will now be eyeing up a first win in their home opener against Carlow on Friday night.
Saturday Score:
Limerick Sport Eagles 77 - 62 Portlaoise Panthers
Next Fixture:
Portlaoise Panthers v IT Carlow Basketball - Friday 8pm
Meanwhile it was also defeat for Portlaoise Panthers in the women's section, albeit by a smaller margin.
Just three points separated them from Limerick Sport Huskies after a tense battle on Saturday evening.
Antigone Sanabria top-scored with 25-points followed by Sarah Fleming on 14 and Jasmine Burke chipped in with 12.
They too will taste home court advantage for the first time in almost two years next weekend when they welcome the other Treaty team in their division, Limerick Celtics to Portlaoise on Saturday evening.
Week 1 Result:
Limerick Sport Huskies 79-76 Portlaoise Panthers
Next Fixture:
Portlaoise Panthers v Limerick Celtics - Saturday 7pm
Full Interview: Portarlington Footballer Ronan Coffey
Full Interview: The Down's Manager Dermot Power
St Brigid's And St Joseph's Aiming To Reach Leinster Semi-Finals
Ballinagar And Milltown To Meet In Leinster Intermediate Quarter-Final
Ronan Coffey Praises Portarlington’s Young Guns Ahead Of Leinster Quarter-Final
Mauricio Pochettino Set To Be Appointed Manchester United Manager
Darragh Murray Named In Irish Squad For Fiji Clash
Portlaoise Panthers Aiming To Bounce Back In Division One
Portarlington On The Road In Leinster
The Down's Building Towards Leinster Football Quarter-Final
Laois Provisional League Fixtures Revealed
The Harps Manager Praises His Sides Efforts In Leinster
Buccaneers Claim Back To Back AIL Wins
Kilcormac Killoughey Captain Full Of Praise For Goalkeeper
Lough Lene Gaels Suffer Late Heartbreak In Leinster Quarter-Final
Crookedwood Win Leinster Junior Camogie Title
Conor Slevin Wins Dramatic Leinster Quarter-Final For Kilcormac Killoughey
Ireland Secure Comfortable Win Over Argentina
Kilcormac Killoughey Seal Win But Heartbreak For Lough Lene Gaels And The Harps