DSG, or Development Services Group, is a woman-owned small business with headquarters in Bethesda, Maryland. They specialize in working with federal, state, and local agencies, focusing on addressing the behaviors and behavioral health of high-risk populations. With over 50 employees and more than 500 consultants, DSG offers a range of services including research and evaluation, training and technical assistance, and management consulting.

Their expertise covers various areas such as behavioral health, justice, education, and international affairs. DSG is known for its commitment to using science in the service of people, particularly those that are difficult to reach. They have a proven track record of success, receiving exemplary ratings on more than 150 projects funded by agencies like the U.

S. Departments of Justice, Education, State, and Health and Human Services. As a trusted partner, DSG offers products and services including research, evaluation, training, technical assistance, assessments of evidence-based interventions, quantitative and qualitative analysis, web-based repositories of information, literature reviews, web design, and conference planning.

DSG's mission is to bring about real-world results that make a difference in public health and justice