Environmental Consulting

Valuable insight at your service.

30 Years of Experience

As a consultant, CDG draws on three decades of hands-on project management experience. In that time, CDG has earned a reputation for excellence in responding to a variety of environmental concerns for a wide range of clients, including oil jobbers, municipalities, utility companies, manufacturing facilities and financial institutions.

Powerful Connections

Throughout our history, CDG has established and maintained lasting relationships with clients and key industry players. Our clients significantly benefit from the valuable and ongoing partnerships we maintain with state and federal regulators.

Field and Lab Services

CDG brings you the distinct advantage of support from our in-house drilling and laboratory services, allowing us to streamline the process to better meet your schedule and expectations.


Each project begins with a simple conversation. To get your project started, tell us about your vision.


Subsurface soil and groundwater quality assessment
Wetland delineation survey, permitting and mitigation
Regulatory inspections, compliance and reporting
Spill prevention control and countermeasures compliance services
Petroleum storage system design
Tank inspections, compliance and reporting
Air permitting
Environmental site assessments and audits
UST closure assessments
Risk-based evaluations
Stormwater permitting
RCA and CERCLA project management
Hazardous waste permitting
Environmental compliance audits
Asbestos inspection and reporting
In-house drilling services
    • Sonic drilling
    • Auger
    • Air rotary/hammer
    • Direct push technology
In-house laboratory services

Connect with us today. Talk to an expert at [email protected] or 334-222-9431