This report provides a comprehensive analysis of Onyx Solar and Advanotech, two startups in the renewable energy and nanotechnology sectors, respectively, to assess their investment potential. Onyx Solar, a manufacturer of photovoltaic glass, is evaluated based on its business model, competitive advantages, customer validation, technology ownership, management quality, and financial metrics, highlighting its strategic alliances and market position. Advanotech, specializing in functionalized silicon nanoparticles, is similarly examined, focusing on its technology, market response, management, and funding status. The report concludes with a recommendation for strategic alliance over passive investment for both companies, emphasizing the potential risks and rewards associated with each investment decision. Both companies are analyzed based on their strengths, market opportunities, and overall suitability for investment, providing a detailed overview for prospective investors.