Wikipedia
Marstel-Day
Marstel-Day, LLC is a natural resource and environmental consulting firm that provides management, planning, and analytical services to clients in the United States and abroad. Headquartered in Fredericksburg, VA, Marstel-Day operates 11 offices in all, including locations in California, Colorado, Maryland, Mississippi, Texas, and the United Kingdom. The firm has a 160-member, multidisciplinary team of scientists, policy strategists, planners, natural and cultural resource experts, analysts, engineers, and geographic information system (GIS) specialists.