The firm has inked a three-year framework agreement with Proquire - its procurement arm.
Actual Experience's quality analysis will be available to Accenture clients globally.
Save Page, chief executive of Actual Experience said: "We are delighted to welcome Accenture as our fourth global channel customer for our digital analytics service, underlining our leadership of the digital experience quality market.
"We are pleased with the progress made this year with our channel customer programme and encouraged by their selection of our digital quality service."
Given its global reach and prominent industry position, the board of Actual Experience believes Accenture has the potential to become a significant channel customer.
Shares added 6% to 265p each.