Teddie Dahlin was born in Norway and graduated from Institut før Høgre Marknadsføring IHM Business School in Gothenburg, Sweden with a degree in International Marketing and Ecconomics in 1987. She has worked as a freelance music journalist for several magazines in the UK, most notably Vive le Rock and has written 5 published books.
Dahlin incorporated New Haven Publishing Ltd in 2012 and has been its owner and company director ever since. She also owns Phoenix Press Ltd, which is a sister company to New Haven and recently incorporated New Haven Publishing US LLC, as a presence in the United States, with offices in Nashville, TN. She splits her time between Oslo, where she lives with her husband, three children and her pet, Happy the pomerainian, and the UK and USA.