William J. Guarini, Inc.

Pegah Sharifian

Supervise them every moment of their service, otherwise they just leave you with damages and lots of work. They left my house with a lot of dirt, not responsible to clean up. The worse part was when they were taking up the old water heater up from the stairs, they broke my stairs and when I told them, they offered me a ridiculous amount which was like insulting us and asked me to claim to PSEG which they already knew they don't take the responsibility either. I trusted PSEG that is supervising these companies!

Dierdre Paul

Even though it is understood that prices would hike during a recession, these prices were outrageous and service was VERY RUDE.

Sofia Chavez

They were so organized, efficient and knowledgeable. They explained everything thoroughly. Worked cleaning and brought us up to code with the new installation of our new water heater. They are pros in every sense of the word, and we are so very grateful for their help and service. Thank you!

S.M.Golam Kibrea

They are professional and they know what they are doing.