According to a recent Tumblr study by Simply Measured, 31 of the Top 100 Brands are already on the network. Analyst Nate Smitha ascribes the success these brands are having to longevity:
“On average, 29% of reblogs on Tumblr happen AFTER 30 days.”
“Original content drives 89% of engagement for top brands on Tumblr.”
“Photos account for 98% of engagement for top brands on Tumblr”
This article gives an overview of what some of them are doing to engage with their audiences.