Robert Cantley is a conservationist and Managing Director of Borneo Exotics, a Sri Lankan-based plant nursery specialising in tissue-cultured and seed-grown Nepenthes species and hybrids.^[1] Cantley has contributed to a number of papers on Nepenthes.^[2][3][4] The species Nepenthes robcantleyi,^[5] the natural hybrid Nepenthes × cantleyi and the cultivar Nepenthes 'Cantley's Red' are named after him.

Borneo Exotics was established by Cantley and Diana Williams in 1997.^[6] As of 2009, the nursery stocked more than 130 Nepenthes taxa, totalling over 180,000 plants annually.^[6] In Pitcher Plants of the Old World, Stewart McPherson described it as "the world's foremost specialist producer of Nepenthes species".^[6]

As of 2011, Borneo Exotics operated a number of growing facilities spread over two locations: lowland species were kept at a nursery in Moragahahena and highlanders in Lindula.^[1] The company won a Gold Medal at the Chelsea Flower Show in 2006, 2007, 2010, and 2011, and a Silver Gilt Medal in 2005.^[1][7][8] Borneo Exotics also won a silver medal and two other awards at the World Orchid Exhibition in 2011.^[9]