"Once you get one company to do it the other companies will lose customers so they will eventually have to provide it too.
"That's what happened with the recycling - we were reluctant to do it, but then one did."
Councillor Steve Morris, chairman of the council's Environment Committee, said it was "a bit rich" to be offering a solution only after the outcry.
"The fact is the status quo has failed."
He said commercial operators would be able to tender for the proposed rates-funded collection service.
Meanwhile, at least two new home pick-up glass collection businesses have sprung up in the wake of Waste Management's decision.
John Bohl has started Get Your Glass offering online booking for one-off pick-ups of either colour-sorted glass ($5) or unsorted ($8).
"I set it up over the weekend... I did my first pick-up on Monday."
The Otumoetai man said he had been in the passenger transport business, but it was not going well, so he decided to put his van to better use with a new venture that met a community need.
He was aware of the council's decision but not worried it would limit the lifespan of his business, saying there were lots of complicating factors.