Definitely going to try making this VERY soon, it's beautiful! Vision: use repurposed wood from a bed frame and make the gate adjustable width with hinges...can't wait. "LOVE this doggy gate - full tutorial on how to make it!"
There are a lot of really great advantages to working with a cabinet builder. One of the biggest is customization. In many ways, the sky is the limit. (Assuming you can afford it.) Id need a taller one tho