Gordian Software, a startup with an API that enables the travel industry to sell flight add-ons such as additional baggage and premium seat selection, has secured $25 million in Series A funding at a $200 million valuation. The funding was led by Accomplice and its sister firm Vinyl with participation from Kinnevik, DST Global Partners and Latitude, all of which offer significant experience in the travel industry encompassing investments in Airbnb, Hopper and TravelPerk.

Launched in 2017, Gordian Software takes the friction out of air travel by building APIs for travel websites, enabling them to sell airline add-ons such as seat selection and baggage. Some of the world's most innovative travel companies, including Priceline and Hopper, use Gordian to serve their customers. Gordian is backed by Accomplice, Kinnevik, Y Combinator and other leading investors.