The Comcast-backed house remodelling and design platform is in the process of raising a massive venture round that would lift its total funding to almost $200m.

US-based online home design platform Houzz is raising a $150m round featuring existing investor Comcast Ventures, the corporate venturing arm of media communications company Comcast, technology news site TechCrunch has reported, citing a filing discovered by VCExperts.

The round is being raised at a valuation of $2.3bn, up from the $325m valuation at which Houzz closed its $35m series C round in January 2013.

As with the 2013 round, the series D looks set to feature Comcast, along with GGV…