It can be difficult to identify the agency that:

There are a couple of different ways to find a good agency:

No matter where you find your agency, it’s good to get a few to review and have a clear understanding of what you’ll be using your agency for after hiring.

Have each agency spend some time looking over the site. They should present their services and findings as an open discussion to get a feel for:

I like my agency to know more than me, be very easy to work with, and ardent when it comes to following-up with recommendations.

They shouldn’t be demeaning towards my team or the engineers we work with.