Recent development -USA tariff effect Analysis for brown and company and browns investments (browns and co. holds a little over 63% of browns investments) Browns investments plc acquired 100% ownership of Lipton Teas and Infusions Rwanda Limited and Tanzania Limited, along with 98.56% of Lipton Teas and Infusions Kenya Plc and 51.99% of Limura Tea Plc making it the largest tea producer in the world.