What began as a regional family operation in scenic Cape Breton Island, Nova Scotia has evolved into belmont stakes time 2024a group of transportation and logistics companies with coast-to-coast North American coverage. As the Seaboard Transportation Group, we play an essential role in supporting diverse businesses with tailored, carefully executed transportation solutions.


1964  Seaboard Transportation Group is founded by Joe Shannon in Cape Breton, N.S. The company’s main service is delivering petroleum products.

1973  Seaboard makes their first acquisition of Wells Transfer, based out of Cape Breton, N.S.

1980s-1990s  Seaboard undergoes exponential growth through several acquisitions of independent transportation and logistics businesses throughout Eastern Canada.

1998  Seaboard acquires Harmac Transportation, a prominent bulk liquid carrier serving Ontario and Quebec, which diversifies Seaboard’s service offering.

2006  Seaboard acquires Ohio-based liquid chemical transporter, A.J. Weigand. AJW joins Harmac North America Brand.

2010  Seaboard acquires G.A. Foss, a petroleum transport company from the Greater Toronto Area and Mantei's Transport, a specialized carrier transporting refined petroleum products throughout Western Canada & the USA.

2011  Seaboard acquires Wiebe Transport, securing our prominence in Western Canada.

2013  Harmac North America Logistics is established to offer comprehensive chemical and bulk liquid shipping solutions. Seaboard Bulk Terminals is established to further meet client needs. Seaboard acquires R&G Transport in Saskatchewan.

2016  Seaboard acquires G3 Transport, a specialized bulk carrier serving Ontario, Quebec, the Maritimes, Newfoundland & Labrador and the USA.

2020  Seaboard Logistics is established to match partner carriers and warehousing providers to customer freight needs.

2021  Seaboard acquires Armour Transportation Systems, a leading Atlantic Canada-based company with 2,000+ employees.

2022  Seaboard acquires Frew Liquid Transfer, safely transporting light end petroleum products to bulk plants and retail locations across North America.

2024 The Seaboard Transportation Group celebrates their 60th anniversary of delivering safe, reliable, professional bulk transportation and logistics services



We travel on roads that take us through diverse communities from coast to coast across North America. Our community is not only where we have terminals, it includes the regions through which we travel.

We take care of the people and communities connected to our operations with several initiatives focused on giving back: 

Community engagement: We support the various Canadian and USA towns and cities we interact with by delivering essential goods and donating to local food banks and shelters.

Corporate partnerships: We are proudly partnered with humanitarian organizations raising social awareness and providing emergency relief and support to people in need including Truckers Against Trafficking, The Salvation Army and the Canadian Red Cross.

Encouraging employee involvement: In addition to providing meaningful financial contributions to the Canadian Red Cross, we are proud to participate in the Ready When the Time Comes program. Employees are encouraged to volunteer and are supported in their efforts through paid volunteer days each year.  

Youth scholarship & co-op programs: We acknowledge the importance of giving future generations the practical experience and education they need for forging their own career paths. Seaboard Transportation Group scholarships are awarded to children of our employees who demonstrate academic excellence and community involvement.


We take pride in being recognized by reputable industry organizations for our achievements in service quality, safety standards and company culture: 

  • 2023 Winner of Canada’s Best Managed Companies
  • 2023 Employer of Choice from Trucking Human Resource Sector Council Atlantic
  • 2023 Reader’s Choice for Best Transportation Company by Atlantic Business Magazine
  • 2024 Belmont Stakes odds2022 Shell Canada Haulier of the Year
  • 2022 North American Safety Contest Grand Champion (Hiel Award) by National Tank Truck Carriers



Canada Best Managed Companies logo THRSC Atlantic Employer of Choice logo

A Growing Group of Companies

Dedicated to providing best-in-class transportation & supply chain solutions

  • Wiebe Transport logo
  • Seaboard Bulk Transport logo
  • R & G Transport logo
  • Mantei’s Transport logo
  • Harmac Logistics logo
  • Harmac Transportation logo
  • Foss Transport logo
  • G3 Transport logo
  • Frew Liquid Transfer logo
  • AJ Weigand logo