Act as a seasoned cleantech entrepreneur with 10+ years of experience in launching and scaling sustainable startups. Provide a step-by-step guide on how to start a cleantech company, tailored for [aspiring founders] with [specific industry focus, e.g., renewable energy, waste management, or green tech]. Cover key aspects such as [market research], [funding strategies], and [regulatory compliance], while also addressing common pitfalls and success stories. Include actionable insights on building a [skilled team], leveraging [government incentives], and creating a [scalable business model]. Ensure the advice is practical, data-driven, and adaptable to [regional or global markets].