Andrea qualified from the Humboldt-University of Berlin, Germany in 1988 and went on to work at the Clinic for obstetrics and reproductive disorders in animals, from 1997 at the Clinic for Reproduction at Freie Universität Berlin until 2006. Thereafter she went in private practice, specialized in animal reproduction, from 2011 additionally as an Official Veterinarian in the Animal Welfare.

Andrea performed an Internship at the Veterinary Referral Centre in Frazer/ Philadelphia (specialized training in small animal reproduction) in 2000. She became a Diplomate of the European College of Animal Reproduction in 2002, a Board member of the EVSSAR and was appointed to the ECAR Exam Committee in 2014. Her main activities focus on neonatology of dogs and cats, as well as on obstetrics and disturbed parturition in dogs.

Andrea has published several clinical and scientific articles in peer-reviewed veterinary journals, and she regularly reviews manuscripts for scientific journals. She is a co-author of four books. She additionally lectures regularly at national and international courses/conferences on small animal reproduction and as a guest lecturer at the Wroclaw University of Life Sciences in Poland.