TrovaTrip, a U.S. group travel management platform and marketplace, has collected $15 million in a fresh round of funding.

The Series A investment round, which brings TrovaTrip's total funding raised to date to $20 million, was conducted by U.S. venture capital firm Madrona.

Previous backers including Pioneer Square Labs, Oregon Venture Fund, Elevate Capital and Portland Seed Fund, also participated in the round.

TrovaTrip, which was founded in 2017, intends to use the proceeds to further advance its platform and open access to more creators.