SAN FRANCISCO--(BUSINESS WIRE)--Voce Capital Management LLC (“Voce”), the beneficial owner of approximately 4.9% of Air Methods Corporation (“Air Methods” or the “Company”) (Nasdaq: AIRM), today sent a letter to the Company’s Board of Directors (the “Board”). In a detailed letter, Voce outlines the following: Voce believes the Company’s public ownership structure is increasingly problematic and has led to a sharp divergence between Air Methods’ intrinsic and trading values. Recent private equit