Firms are asking technology leaders to lead new conversations with business and marketing executives about technology budgets and the role of technology in radically changing business. Technology is now deeply embedded in every facet of business success. To stimulate the right conversation, we’ve introduced a new, value-aligned technology stack — comprised of foundational, differentiating, and agile technologies — based on the contribution each layer has to business success (some technologies like security and data, for example, span the layers). This report outlines this model and provides tech executives with estimates for ideal allocations.