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Our Attorneys: Quinn Law Group

Attorneys at the Quinn Law Group provide dedicated advocacy for clients in Maryland, the District of Columbia, and Washington State. Click here to request a consultation or call 443-247-5444 or 202-508-3644 to schedule an appointment.

Don Quinn 
Managing Partner

Don is a graduate of Harvard University, the University of Missouri, and Washington State University. He has 20 years of business leadership experience, is a combat veteran and 32nd Degree Mason. His favorite part of being a lawyer is going to trial and representing clients in cases against some of the most prominent organizations in the world. A true litigator, Don is a fierce advocate for his clients.

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Alexus Viegas


Alexus is a graduate of the University of Baltimore and American University. Her 14-year legal career includes private practice and working for the Maryland General Assembly and Maryland Legal Aid. Her favorite part of being a lawyer is being able to advocate for the rights of people who would not otherwise have a voice. "I believe in the Jaycee’s Creed ‘service to humanity is the best work of life."

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Katherine Avalos

Ahora ofrecemos consultas en Español los viernes a las 12:00-2:00 pm. Para hacer cita, envíe un correo electrónico a

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Therese Bagale

Therese enjoys her work as a paralegal and the ability to support attorneys at the Quinn Law Group in their efforts to help clients achieve a favorable outcome. 

Before working for the Quinn Law Group, Therese was a paralegal for a Business and IP law firm in Baltimore. 

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Interested in working for the Quinn Law Group? Apply here.




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Katherine Costain Patton

Kat is the former Chief of Staff to Senator Kagan. She is a graduate of Baltimore Law School and the University of Maryland. She has over a decade of policy and legislative experience in addition to having worked as a real estate attorney. Her favorite part of being a lawyer is helping clients to develop a deeper understanding of the inner workings of the law and government agencies.

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Nana Acheampong

Nana is a graduate of the University of Maryland School of Law. She has over 10-years of legal experience and has practice law in two continents. Her favorite part of being a lawyer is standing up for clients as they face discrimination or retaliation in the workplace. She primarily represents federal employees.

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Chris Haake Associate 

Chris Haake is an Associate Attorney with the Quinn Law Group. He is a graduate of Washington and Lee University and Georgetown University Law Center. Practicing since 2015, Chris worked for a federal judge and in private practice with a focus on state and federal litigation, particularly pre-trial motions and witness preparation. His favorite part of being a lawyer is helping people with significant or difficult issues in their lives to reach a resolution.

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Saliha Moore

Saliha is an Associate Attorney with the Quinn Law Group. She previously worked for the Equal Employment Opportunity Commission (EEOC) in the appeals division. She has a JD and a Master's Degree in Bioethics/Medical Ethics from Case Western Reserve University. She has also worked with industry leaders to influence policy and develop strategic partnerships with lawmakers and government officials. Her favorite part of being a lawyer is serving as an advocate and having the opportunity to help others understand their rights and responsibilities.

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