Mariellen D. Bello is a seasoned litigator who represents employers nationwide in employment discrimination disputes. She has experience defending clients in the US Equal Employment Opportunity Commission, state agencies, and federal court. Mariellen has achieved favorable results for employers faced with sex, race, disability, retaliation, and other unlawful discrimination claims. She has years of experience advising employers in handling sensitive sexual harassment investigations, employee discipline and termination, and litigation avoidance. Mariellen proactively helps employers identify practical and creative solutions to their concerns.
Mariellen’s litigation experience includes managing fact discovery, interviewing and preparing witnesses, conducting depositions, and advocating for clients at hearings and trials. She has mediated countless claims to successful resolution. Her experience also includes drafting severance agreements, handbooks, and providing nuanced advice regarding disability accommodations, family and medical leave, reductions in force, wage and hour audits, and developing legal trends.
Prior to joining Morgan Lewis, Mariellen practiced employment law at a national firm and a boutique labor and employment law firm. She is a frequent speaker for continuing legal education seminars on issues such as best practices in EEOC proceedings, discovery tactics, electronic discovery, evidence authentication, wage and hour claims, and workplace misconduct investigations.
Mariellen has a strong commitment to pro bono work and, in connection with the Montgomery Child Advocacy Project, regularly represents abused and neglected children.
Temple University, 1990, J.D., cum laude
Ursinus College, 1987, B.A.
US Court of Appeals for the Third Circuit
US District Court for the Eastern District of Pennsylvania
US District Court for the Middle District of Pennsylvania
US District Court for the District of New Jersey
Awards and Affiliations
Recipient, American Jurisprudence Award for Contracts
Member, Pi Gamma Mu Honor Society, Ursinus College