The key elements to consider when creating a pitch deck for a successful presentation include a compelling opening, a clear problem statement, a well-defined solution, a strong value proposition, market analysis, a competitive analysis, a solid business model, a demonstration of traction or progress, a concise and visually appealing design, and a strong call to action. By incorporating these elements into your pitch deck, you can effectively communicate your message, engage your audience, and increase your chances of success.