Llantwit Major have their first point of the Cymru South season following a goalless draw at home to Camarthen Town.
Manager Karl Lewis remains without a win in four competitive games since returning to Windmill Lane.
An even, if uneventful, encounter saw both sides enjoy bright spells with few in the way of clear cut chances.
Striker Kofi Rowe make his club debut as a second half substitute, after joining from league rivals Newport City this week, with summer signing Dan Roderick also making his first appearance in the closing stages.
Major face their toughest test so far next Friday night, when they visit early leaders Cambrian United, who maintained their 100% start with a statement 5-0 win over Trethomas Bluebirds.
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Elsewhere, Aberystwyth Town dropped points for the first time at Pontypridd United in another of Saturday's three goalless draws.
Caerau Ely are up to third in the table following a 1-0 victory over winless newcomers Cardiff Draconians - Lewis Harrison scored for the visitors five minutes before half time in a local derby at Lydstep Park.
Cwmbran Celtic are rooted to the bottom, having conceded 11 goals from their first three games - including four against a rampant Afan Lido on Friday night.
And a 98th minute equaliser from Kayne McLaggon rescued a point for Newport City in their 3-3 draw at Baglan Dragons on Sunday.
The former Barry Town United skipper has scored four goals in five games since joining City, who remain unbeaten in the league.
JD Cymru South
Aberystwyth Town 0-0 Pontypridd United
Baglan Dragons 3-3 Newport City (Sunday)
Cardiff Draconians 0-1 Caerau Ely
Cwmbran Celtic 1-4 Afan Lido (Friday)
Llantwit Major 0-0 Carmarthen Town
Treowen Stars 1-3 Trefelin
Trethomas Bluebirds 0-5 Cambrian United (Friday)
Ynyshir Albions 0-0 Ammanford

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