april 1 ASM SEMINAR Contractors' Guide to Insurance and Risk Transfer 3:00 p.m. - 6:00 p.m. Westin Hotel Waltham april 30 ASM MEMBER MEETING Best of Both Worlds: Mark Richey on Mountain-Climbing & Green Technology 5:00 p.m. - 7:00 p.m. Marriott Hotel, Newton may 13 ASM SEMINAR How to Negotiate Construction Subcontracts, Part 3 3:00 p.m. - 6:00 p.m. Westin Hotel Waltham may 12 ASM SAFETY ROUNDTABLE Harvard's New Prequalification Requirements 10:00 a.m. - 12:00 noon Eastern Insurance, Natick june 11 14TH ANNUAL GOLF TOURNAMENT AT SHAKER HILLS Shaker Hills Golf Club Harvard