Certifications held by Excel Environmental Resources, Inc. as well as its professionals include:
- Licensed Site Remediation Professionals
- Licensed Professional Geologists
- Licensed Professional Engineers
- NJDEP U-HOT
- New Jersey Commerce and Economic Growth Commission (WBE/SBE)
- New Jersey Department of Transportation (DBE/WBE)
- New York State Department of Economic Development (WBE)
- The Port Authority of New York and New Jersey (WBE)