J.J. McDonnell was founded in 1945 and was originally located in the downtown Baltimore Seafood Market. In 1984, J.J. McDonnell relocated its operations to the Maryland Seafood Market in Jessup, Maryland. In October of 2016 J.J. McDonnell moved into a larger facility in Elkridge, Maryland, where we currently reside.

J.J. McDonnell has established a market leadership position in Maryland, Washington D.C, and Northern Virginia as a provider of high quality seafood products and services.

Over the years, the product focus has transitioned from predominately fresh fish to a healthy mix of fresh and frozen seafood. We cater to a wide range of customers, from Retail to Bar & Grill and Sushi to American Steakhouse, a small ‘Mom and Pop’ or a large National Chain. 

J.J. McDonnell prides itself on being a company that offers more than just a product, we offer our customers a wealth of knowledge, information and education about the seafood industry and the product our customers are buying and serving. It’s our pleasure and purpose to provide seafood products, services, and support that will enable our customers to enhance their own businesses.


Our values are shared and demonstrated by everyone at J.J. McDonnell. They are at the core of everything we do in this organization. 


J.J. McDonnell is an organization recognized by its customers and the business community as the top supplier of seafood products and knowledge. We are known as the customers First Choice of contact when they need quality seafood products and service they can trust and depend on. 

Members of the J.J. McDonnell organization listen to the customer and make every effort to know your business and understand your needs. 

J.J. McDonnell earns and retains a reputation for offering the widest selection and highest quality fresh and frozen seafood products available. 

J.J. McDonnell constantly searches for new and/or improved products and services that will benefit our customers and our industry. 

J.J. McDonnell advocates high standards of cleanliness and exceeds regulatory requirements.

We as individuals and employees of J.J. McDonnell are sincere in our desire to be courteous, respectful, and friendly with everyone with whom we deal and associate with.