J & A Enterprises Inc.
16 Broadway
Salem, MA 1970
United States
Contact: Joseph I. Smullin, INCE Bd. Cert.
Telephone: 978-741-1551 x106
Fax: 978-741-4447
Website: www.jandaenterprises.com
Principal NCAC Members:
Joseph I. Smullin, INCE Bd. Cert.
Darrell Milburn, INCE Bd. Cert.
MARINE NOISE AND VIBRATION, FIELD TESTING, VIBRATION ANALYSIS AND CONTROL, TRANSPORTATION NOISE CONTROL, MECHANICAL SYSTEMS AND HVAC, PRODUCT NOISE CONTROL, INDUSTRIAL NOISE CONTROL, UNDERWATER ACOUSTICS, ARCHITECTURAL ACOUSTICS, COMMUNITY NOISE SURVEYS, EXPERT WITNESS