Jonathan Kellermann is a local Calvert County Business Owner and a member of Southern Maryland Association of Realtors (SMAR), Maryland Association of Realtors (MAR) and National Association of Realtors (NAR). He is a Master Electrician (2008) and through his experience he has met a lot of new people. He thrives on client satisfaction by being honest with his customers, providing quality work and fair pricing. Jonathan’s experience in constructio...