Final answer:
The Scranton business park building manager in 'The Office' is Dwight Schrute, who is also a paper salesman at Dunder Mifflin within the show.
Step-by-step explanation:
The character who serves as the building manager of the Scranton business park in the television show The Office is named Dwight Schrute.
Dwight's role as building manager is featured in several episodes, and his responsibilities include overseeing the condition and maintenance of the building, as well as interacting with the tenants, particularly Dunder Mifflin, where he also has a job as a paper salesman. It was a quite popular show with many seasons.