Douglas R. Pac, P.E., is a Senior Consulting Engineer with Simpson Gumpertz & Heger, Inc. in Waltham, MA. Douglas is a member is the Building Technology Group and manages building envelope projects for various university, architect, owner and developer clients. . He specializes in investigation and restoration of contemporary and historic buildings, as well as condition assessments, new construction design consulting and litigation support. Douglas can be reached at drpac@sgh.com
