Gwasg Carreg Gwalch has published works by writers such as Mererid Hopwood, Meic Stephens, Mike Jenkins and T. Llew Jones.
Llwch Cenhedloedd, (Gwasg Carreg Gwalch, 2003), which writes the history of the American Civil War based on Welsh-language evidence (mainly letters and other material written and published in Welsh on both sides of the Atlantic), won the Wales Book of the Year award in 2004.
One of her latest adaptations into Welsh includes Y Bachgen Mewn Pyjamas, published by Gwasg Carreg Gwalch in September 2009, which is an adaptation of John Boynes The Boy in the Striped Pyjamas.