Alongside RTP in the A-extension were venture capital (VC) firms Shea Ventures, Gray Ventures and Tugboat Ventures.

RichRelevance, a US-based company helping retailers personalise their brands to consumers, has extended its series A round by $8 by adding Russia-based internet group Ru-Net’s RTP Ventures as one of its investors.

Alongside RTP in the A-extension were venture capital (VC) firms Shea Ventures, Gray Ventures and Tugboat Ventures.

RichRelevance previously raised $20m in it’s A round from VC firms Greylock Partners, Crosslink Capital and Draper Fisher Jurvetson.

Six of the top 10 internet retail chains, including Walmart, Sears, Target,…