Defying investors’ waning interest in risky proptech stocks, the sponsor pair behind Porch’s 2020 rocky SPAC merger are taking another firm public — this time are targeting the hot single-family rental sector. PropTech Investment Corporation II, the second special-purpose acquisition company launched in 2020 by Abu Dhabi Investment Authority veterans Joseph Beck and Thomas Hennessy, will merge with Appreciate, the parent company of single-family rental marketplace and management platform Renters Warehouse, the companies said Tuesday.