St. Croix Environmental is an environmental firm headquartered in Hudson. The firm has field offices all over the United States and specializes in environmental project management. Other specialties and services offered include environmental remediation and investigation, due diligence, hydrogeology, regulatory compliance, permitting and specialty services for the energy industry. This firm has represented law firms, real estate and development agencies and clients in the manufacturing, construction, public sector, government, financial, insurance, energy and petroleum industries.