Which companies use Apex?

Could you elaborate on the companies that utilize Apex's services? I'm curious to understand the range of industries and businesses that have found Apex's offerings to be beneficial for their operations. Do they span across various sectors such as finance, technology, or even retail? Are there any notable names among these companies that have publicly acknowledged their partnership with Apex? I'd like to gain a clearer picture of Apex's market reach and the types of businesses that have embraced its solutions.