Remember that you are interviewing them as much as they are interviewing you. So you can ask any "interview" type question. What do you feel are this company's

Remember that you are interviewing them as much as they are interviewing you. So you can ask any "interview" type question. What do you feel are this company's strengths compared to the competition? What are the biggest challenges or opportunities the company will face over the next 5 years? For startups, ask about profitability, revenue, growth, investment plans.