The phrase "multiple branches" refers to there being more than one division or part of something. It can commonly be used to describe different locations or departments of a business, or various areas of study within a field. Full definition
The solution serves world - class financial services, legal, retail and technology organizations with multiple branch offices. (marketwatch.com)
But this ability in turn is founded on my having a fairly good understanding of multiple branches of science, mathematics, and the scientific method. (realclimate.org)
• Manage an entire area, across multiple branches, identifying ways to maximize sales and meet sales goals for each quarter. (resume-now.com)