Teachers Building Society selects Finastra's Fusion Essence Cloud to digitally enhance customer journey - Fusion Essence Cloud will automate core processes and digitalize the end-to-end customer journey to support growth in mortgage lending and savings LONDON, Aug. 4, 2021 /PRNewswire/ -- Finastra today announced that UK-based specialist building society, Teachers Building Society, has selected Fusion Essence Cloud, its next-generation Software as a Service (SaaS) core banking solution, to deliver a new core and digital banking service. Fusion Essence Cloud will help Teachers Building Society (Teachers BS), the first-ever UK building society customer to invest in the solution, process significantly higher volumes of mortgages, savings applications, and money transfers; enabling the firm to continue to grow its member base through an enhanced customer experience.