Founded in 1921 and incorporated in 1973, President William J. Melms, established a diverse company, which has performed as a prime and
sub-contractor on a wide range of projects in the Plumbing & Mechanical, Excavation, Fire Protection, and General Construction fields.
With four divisions ready and willing to provide service to our clients, we reside in a high level of confidence that we can meet all of your needs.
© 2010 William J. Guarini Inc. | 506 Palisade Ave | Jersey City, NJ 07307
William J. Melms NJ State Master Plumbing License #9961 NJ Fire Protection Permit # P01308
(201) 656-1530 | fax (201) 656-0293 | Contact Us