Have you considered Marmoleum?
It has some wonderful properties. It is considered a 40 year floor, it is an antistatic floor (not to be confused with non conductive) therefore it aides in cleaning ease, it has a natural sterile zone 1/8-1/4 inch above the surface of the floor (which is one of...
I would imagine that you have this resolved already, but if not, and even if so this is a good reference for stair nosings for use with Marmoleum.
Note the picture of the 'scribe to' stair nosing. It is a clean look, and a somewhat retro look.
I am a member now. Thanx Jim.
Brasilmom, Listen to pmarotto, Marmo is not bullet proof but for residential applications it is virtually unbeatable. And what is more, you can truly and completely customize your floor with the right mechanic.
barry