They are a multi-service Management and Information Technology consulting firm specializing in technology solutions, financial & economic analysis management research and training services. DAH has offices in New York, Maryland and Trinidad & Tobago. 

Strategically staffed to be responsive to client needs, the company provides services to both public and private organizations nationally and internationally, with an ever-expanding list of quite well-satisfied customers. The company consists of six separate divisions:

• Research and Evaluation: DAH Social Scientists apply their expertise in research, design, and statistical analysis.
• Healthcare Consulting: DAH team members include highly experienced public health experts, medical practitioners, costing specialists and actuaries.
• International Development: DAH provides development assistance to developing countries through an array of international and private organizations.
• The Leadership Development Institute: DAH specializes in the design, development, delivery and implementation of client-focused and customized training solutions in programmatic development areas.
• Logistical Support Services: DAH provides a wide array of services, from Conference and Event Planning to Performance Auditing.
• Information Technology: Providing a wide spread of products and services from plasma displays to digital projectors, from servers and workstations to color laser printers, from web site to database development, programming, streaming media / webcasting services, 2D/3D animation and much, much more.