Charlotte Nwogwugwu, DrPH, CEAP

Charlotte Nwogwugwu, DrPH, CEAP is the founder and principal of Oakley Brown Corp, a Baltimore-based firm specializing in DOT Substance Abuse Professional evaluations and global behavioral health consulting.

As a U.S. Department of Transportation qualified Substance Abuse Professional, Charlotte performs the federally mandated evaluations required under 49 CFR Part 40 for safety-sensitive employees across all DOT-regulated transportation modes — including FMCSA, FTA, FAA, FRA, PHMSA, and USCG. She is registered with the FMCSA Drug and Alcohol Clearinghouse.

Charlotte holds a Doctor of Public Health (DrPH) and is a Certified Employee Assistance Professional (CEAP) — the highest credential in the employee assistance field. Her consulting practice draws on deep expertise in EAP program design, organizational behavioral health, international health program development, and workplace policy.

She has worked with organizations ranging from domestic employers managing DOT compliance programs to international NGOs and development agencies designing behavioral health programs for global workforces.