Where Can I Find Top Digital Marketing Services in the USA?

[jameswillreal]

Hello everyone, I'm researching options for top digital marketing services USA to support a business expansion. I need a team that's experienced in modern marketing channels and can deliver transparent reporting.
If you've partnered with a digital marketing agency or consultant in the US, I'd love to know:

• What made them stand out?
  
• Were results tracked with clear KPIs?
  
• How was your overall experience?
  

Any honest feedback would be great!