A & E Individual Consultant History Consultant:   Tech Environmental, Inc. Contact:   Peter H. Guldberg, C.C.M., President Address:   303 Wyman Street - Suite 295, Waltham, MA 02451 Phone Number: (781) 890-2220  Fax Number: (781) 890-9451 Approval Expiration: 5/24/2026 Disciplines: Air Quality Noise Studies