Identify your target clients, not just personas, but actual companies, their decision makers and then make sure they know your product is perfect for them.
Ensure your value proposition and the benefits you provide are clear and in a language your ideal client understands and relates to.
Create buzz and demand for new innovations that will disrupt how business is done today.
When you require buy-in from multiple stakeholders to green-light a partnership you must understand the motivations of each person on the decision making team, and provide what they need to get to yes.