“This is why I will always choose Mr. John”

Throughout the years, the portable sanitation business has been booming and we owe it all to our customers. On a daily basis we receive requests for our products for festivals, reunions, weddings, concerts, art crawls, the Pennsic War; you name it, we’ve delivered to it. Along with the unique events we help service, we have… Read more »


We’ll See You There!

Only 3 days away, Picklesburgh is one of our highlighted events we provide our products for! Starting this Friday, July 20th through July 22nd, you can splurge all of your pickle fun with food, games, music, and pickle-related drinks! Pittsburgh-related events continue the connection we have to our home, our city, and our favorite people!… Read more »


Is One Toilet For A Single Event Enough?

   When the weather is warmer and the sun is out, it’s safe to say that summer is approaching and so are the activities! Most would agree that this is the time for parties, bonfires, reunions, and even last minute get-togethers! Planning the details of an event can be tiresome and we get it, you… Read more »


Removing The Stereotype

Sporting events, construction sites, oil & gas sites and festivals. These are all locations one would expect to see portable restrooms. And this is why we want to step in to set things straight!    Us at Mr. John & Tri-Boro Trailer want you to rethink your definition of portable sanitation for upscale events and… Read more »


Where There is Growth, There are People

    A well oiled ship has several components that contribute to its success and we view our company in the same light. Without the hard work and dedication of our employees, we would not be where we are today and we thank them for that. We also recognize that in order to grow in… Read more »


No Computer? No Problem!

  We realize that it’s 2018 and people are busy, busy, busy. With that in mind, we want it to be easier than ever for our customers to be on the go and able to say “mission accomplished.” According to Ray Creations Web Design Company, “..over 1.2 billion people access the web from smartphones or mobile devices…. Read more »


10 Tips for Holiday Safety

   Between office parties, holiday shopping, and family activities, the holidays can be a hectic time for any family. Safety is something that will always be important and can be forgotten during such a crazy time, which is why we have 10 tips for you to keep in mind during this holiday season!   Tip… Read more »


Welcoming Our New Office Team Member!

Previously working as a service driver, we are now welcoming Arvin Young to the Operations Teams! Over the past 2+ years, Arvin has grown to be what we all believe in, a dedicated employee with a great work ethic. We were lucky to have him out in the field for so long, and the impact he… Read more »


Something Old, Something Blue, Mr. John Can Be Your Something New

Between the flower arrangements, seating charts, and double checking that you didn’t forget to invite your distant cousins, weddings can be a bit stressful. Thankfully, Mr. John is here to help! Comfort, Convenience, Beauty, and Style are what we keep in mind as our top priorities for special events like weddings. Our Elite Series (28,… Read more »