Mestag Therapeutics appoints Lindsey Rolfe as Chief Medical Officer and Pascal Merchiers as Chief Development Officer

Lucy Batizovsky | March 23, 2026 | Appointment | |  Mestag Therapeutics 

Mestag has appointed Lindsey Rolfe as Chief Medical Officer (CMO) and Pascal Merchiers as Chief Development Officer (CDO).

Bringing over 30 years of clinical experience to the role, Rolfe was most recently the CMO of 3B Pharmaceuticals. Her other previous roles include CMO at Clovis Oncology and development roles at Celgene, Pharmion, Medimmune, UCB and Celltech.

Merchiers brings over 25 years of experience to Mestag, having most recently been CDO at Commit Biologics. During his career he has served as Chief Scientific Officer (CSO) at Aboleris and CSO at Oncurious.

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Susan Hill, Chief Executive Officer of Mestag Therapeutics, said: “Lindsey’s extensive experience leading global development, medical affairs and regulatory affairs across multiple programmes, including regulatory approval, will be instrumental in shaping the advancement of our clinical programmes.

“Additionally, we welcome Pascal, with his breadth and depth of expertise in cancer and inflammatory disease, to drive our development activities, including our innovative pipeline and platform uniquely focused on fibroblast immunology.”

Mestag also announced that it has closed its $40m financing, which will be used to support the phase 1 STARLYS clinical study.

Expected to start in mid-2026, the STARLYS trial will evaluate MST-0312, a first- and best-in-class programme pioneering a new therapeutic approach to the treatment of cancer, including tumours that are typically resistant to immunotherapy.

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