Accelerating the evolution of software delivery through innovative thinking and technical excellence. 3WestStreet, formerly EST, helps clients improve how they deliver software. We use a unique system of optimisation and automation capabilities, frameworks and toolchains to ensure efficient and sustainable software delivery, resulting in tangible business outcomes. At 3WestStreet we guarantee that our clients will achieve outcome-driven software delivery solutions. 3WestStreet: People and Process supported through appropriate Technology.