The University of Washington has tools and templates that can help you, here: https://depts.washington.edu/oei/tools-and-templates. You might also try http://www.explorehr.org/articles/Organization_Analysis/Five_Steps_for_Effective_Change_Process.html and http://corestoneconsulting.com/9-step-organizational-effectiveness/. Also, one of the most significant ways to analyze any organization is through a SWOT analysis. It can provide you with great information about where the organization really is and how it can move forward in the best way possible.