“People like me have fueled the growth of what you might call Big Vet. As household pets have risen in status—from mere animals to bona fide family members—so, too, has owners’ willingness to spend money to ensure their well-being. Big-money investors have noticed. According to data provided to me by PitchBook, private equity poured $51.6 billion into the veterinary sector from 2017 to 2023, and another $9.3 billion in the first four months of this year, seemingly convinced that it had discovered a foolproof investment.” Why Your Vet Bill Is So High.