Rosemarie Gadsby-Devlin is a highly respected Senior Mortgage Banker with over 25 years of experience helping individuals, families, and investors successfully navigate the path to homeownership and wealth through real estate. Licensed in Pennsylvania, New Jersey, and Delaware, she is recognized as one of the top mortgage professionals in her region, known for delivering results with integrity, precision, and a client-first approach.
Rosemarie has been honored as a Five Star Mortgage Professional for 10 consecutive years and recognized as a Top PHFA Lender for the past five years, a testament to her consistent excellence and commitment to serving her clients at the highest level.
Her expertise spans a wide range of mortgage solutions, including conventional, FHA, VA, and specialized loan programs, as well as down payment assistance grants for first-time homebuyers. Whether working with a first-time buyer seeking guidance or a seasoned investor expanding a real estate portfolio, Rosemarie is known for creating strategic, customized lending solutions that align with her clients’ long-term financial goals.
What sets Rosemarie apart is her dedication to education and empowerment. She ensures every client fully understands the mortgage process, their options, and how to position themselves for success—not just for today, but for future wealth-building opportunities. With her ability to identify potential challenges early, she creates a smooth, efficient lending experience that eliminates surprises and builds confidence.
Rosemarie’s business is built on trust, long-term relationships, and a reputation for excellence that keeps clients and referral partners coming back time and time again.
She represents Allied Mortgage Group, a nationally recognized mortgage lender with over 30 years of industry experience and more than 200,000 mortgages served. Allied Mortgage Group is known for combining the strength and stability of an established lender with the personalized service of a boutique experience—offering a wide range of loan solutions, innovative technology, and a commitment to making the home financing process simple, transparent, and client-focused.
Together, Rosemarie and Allied Mortgage Group provide a powerful combination of experience, strategy, and service, helping clients not only secure financing—but build a foundation for long-term wealth through real estate.