Cleaning Up America’s Hand Washing and Hygiene Habits

As we begin to move closer to cold and flu season throughout the U.S., Mr. John sought out to uncover some of America’s dirtiest secrets when it comes to their practice of good hygiene. In their latest nationwide poll, the portable sanitation experts at Mr. John surveyed hundreds of Americans to discover just how many… Read more »

Fascinating Facts about the Flushable Toilet | Infographic

While they are an undeniable necessity for everyday life, for most of us, a toilet is just a toilet and not much more. Toilets remain an afterthought for many of us, a silent luxury to our standard of living, at least until one isn’t available. Unbeknownst to many, the toilet is one of the most… Read more »

2 Ways 2 Save

  Tri-Boro Trailer has been a top provider of office trailer and mobile storage solutions to the construction industry since 1964. We handle all types of jobs including residential, commercial, industrial, highway, and remodeling projects.

What Portable Toilet Does Your Event Need?

When it comes to planning a large event, making sure you have adequate restroom facilities is essential. Planning a successful wedding, concert, fair, or large event is not an easy task. Hiring the right portable restroom company to help you handle the needs of your guests can make a drastic difference in the overall satisfaction… Read more »

Infographic: Benefits of Porta John Rentals for Contractors

More than just a convenience, on-site porta johns are an investment that results in measurable financial savings for construction managers. While porta johns might not be the first item contractors think of when plotting out the logistics of a construction site, on-site sanitation is a monetary, health, and site preservation concern for property developers. Here… Read more »

Get to Know Mr. John- Interview with Carmen Calabrese

What is your favorite cereal? I have two favorites actually, Cocoa Krispy’s and Quaker Old Fashion Oats, the hot stuff!   Mountain hideaway or beach house? Why? Beach House, nice constant ocean breeze, constant warm temps and always access to fishing, so that I will never starve of course. 

Welcome to the New!

Mr. John is proud to announce the launch of the new and improved The new site combines a sharp design and easy navigation, with updated information and content. We will continue to add new features to make a valuable resource for our partners, customers, and employees.