Chief executive Michael Heath said offering “responsible, respectful travel” had always been part of the brand’s “DNA”.
B Corp businesses meet “high standards of social and environmental performance, transparency and accountability” and “have made a legal commitment to balance purpose and profit”, the expedition line added.
Heath said: “[Becoming B Corp Certified] is a natural next step for us. Sustainability is a key focus for the business. We’re proud to join the B Corp community.
“If we can inspire others to pursue a purpose-driven approach, we will welcome them.”