About Thessen Services

Fred Thessen & Bob Brannan

Since 2008 Fred Thessen and Bob Brannan have been offering the residents of northern New Jersey professional and courteous plumbing and heating services. As licensed Master Plumbers and Home Improvement Contractors Thessen Services takes the worry out of your home improvement plans. The business has excellent ratings by The Better Business Bureau, Home Advisor and Angie’s List.

Our Equipement


Thessen Services is trusted by businesses and individuals across Northern New Jersey. Here’s what some of them have to say about us:

"They were outstanding in every way from start to finish. Advice, performance, clean up, no end of courtesy just unbelievable fantastic people to do business with."

− Dieter W. in Westtown, NY - Project: Install or Replace a Shower

"The plumber was very professional and diligent. He even asked me for extra pieces of tiles to fill up some gaps on the floor that were open due to the different base of the old vs. the new toilet. He cut them and installed them as well. Good job!"

− Jose R. in Wanaque, NJ - Project: Install, Repair or Replace Plumbing or Fixtures

"Prompt, reliable and polite. Fixed an issue two other plumbers had failed to even identify. Already planning to have him back for some preventive maintenance."

− A Homeowner in Ringwood, NJ - Project: Clear a Clogged or Slow Drain

"Thessen Services was on time, neat work and was well within the ball park as far as cost."

− A Homeowner in West Milford, NJ - Project: Install or Replace a Water Heater

"Very quick to respond, friendly & helpful. I would recommend to others."

− Linda Y. in West Milford, NJ - Project: Install, Repair or Replace Plumbing or Fixtures