You got the standards replies and maybe they are true. Me, I rationally agree with those replies but my insticts tell me that it is because in an enterprise setting managers don't want what works best, they want what can cover their ass best. Java and .net do that. If you as a manager use laravel and save the company tens of thousands, nobody gives a crap. If you use laravel and things go wrong, even if things would…
You'll see people promoting Laravel as faster and cheaper than say C#. For places that value faster and cheaper that's good.
Enterprise isn't cash constrained. Cheaper is not a goal. (Saving "thousands " isn't helpful when the bottom lines are in millions or billions.)
Enterprise isn't time constrained. (Sure they always make like it is, but in reality if this thing doesn't ship tomorrow it's no biggie.
Enterprise is all about risk management. You don't get fired for "buying IBM". Enterprise wants a steady pool of developers. They want to call the local (or more likely foreign) body shop and add 10 people.