Book excerpt: Current modern companies, which are also the key factors of a global economy, are subject to increasing pressures to conduct their business in an environmentally responsible manner, due to social and environmental problems. Improving long-term environmental performance can bring economic benefits to those companies that are innovative and environmentally sensitive, especially by integrating environmental information into their business strategies. Considering all the changes, sustainability reporting, management, and financial accounting becomes a powerful information tool for executives, managers, and employee teams to gain insights and make better decisions. Along with concepts such as ethical, controlling, auditing, management, and financial accounting, reporting provides value with the decision-making process. All these debates underline the major responsibility of users when configuring accounting and finance models and thereby in modelling business information. Sustainability Reporting, Ethics, and Strategic Management Strategies for Modern Organizations proposes an interdisciplinary perspective and explores various theoretical and practical approaches of ethical standards, management accounting, and their impact in the 21st century on different areas of activity. It contrasts external financial accounting for government regulators and the investment community with internal management accounting for managers to leverage for decision making. In addition, the book examines the role of management accounting and sustainability reporting from other points of view such as ethical standards, corporate social responsibility, creative accounting, green accounting, environmental indicators, e-accounting, KPI, lean accounting, controlling, auditing, reporting, etc., offering a number of new insights into management accounting. It is intended for chief financial officers, financial controllers, business analysts, financial planners, financial analysts, budgeting managers, executives, managers, academicians, researchers, and students.