Amendment 1: Request for Proposals to Provide Guided Interpretive Saddle and Pack Stock Tours with Yellowstone National Park

The National Park Service is soliciting proposals for the award of up to thirty-seven Concession Contracts to provide guided interpretive saddle and pack stock tours within Yellowstone National Park. The effective date of the next Concession Contracts is expected to be May 1, 2027. Interested offerors are encouraged to visit Yellowstone National Park to familiarize themselves with the area. • The NPS will not host a site visit in association with this solicitation. • Questions must be submitted via email to [email protected] no later than April 15, 2026. • Notice of Intent to Propose must be submitted via email to [email protected] no later than June 3, 2026. • Electronic Proposals must be received by the Service no later than June 17, 2026. • The Service will not accept proposals submitted in hardcopy or via another electronic platform, including email.