The Owls’ Under-21s drew 1-1 with Brentford in the capital on Monday afternoon.
Wednesday took the lead on 70 minutes with a blistering Matt Penney drive from distance but the Bees hit back almost instantly through Portugese youngster Betinho.
The Professional Development League 2 encounter took place at Brentford’s training centre in Osterley.
The Owls’ Development Squad are next in action this Sunday, 28 September, at Middlewood Road against Bristol City.