Eric Koester

• Super Mentors
• Founder, JD
• Green entrepreneur handbook
• Green entrepreneur handbook
• Pennymores Activity Book for Kids
• Pennymores and the Curse of the Invisible Quill
• Pennymores Plumes Secret Writing Journal for Kids
• What Every Engineer Should Know About Starting a High Tech Business Venture (What Every Engineer Should Know)
• What every engineer should know about starting a high-tech business venture