Disaster philanthropy is at a critical juncture. Around the world, disasters are increasing in frequency and severity, predominantly due to climate change, and their economic and social impact is predicted to reach unprecedented levels within the next four decades. As the threat of disaster intensifies, disaster philanthropy must evolve radically in order for communities and economies to thrive. The private sector is uniquely positioned to apply agility, expertise, and resources to the problem, and thus strengthen the safety and well-being of generations to come. This Giving Thoughts article describes challenges and opportunities for corporations willing to step up and reimagine the future of disaster philanthropy.