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 a publishing platform for self-published authors. She splits her time between Oslo, where she lives with her husband, three children and her pet, Happy the pomerainian, and the UK.