Circassia Pharmaceuticals plc announced that Dr. Francesco Granata has informed the company of his intention to retire from Circassia's Board in order to focus on his other business commitments. Francesco will continue as Chairman while the Company completes the ongoing search for his replacement. Additionally, following 12 years as Non-Executive Director, Russ Cummings has informed the company he will not stand for re-election to the Board at the forthcoming Annual General Meeting.