David Casteele is a seasoned executive with extensive experience in finance, administration, and operations improvement. Casteele specializes in providing executive leadership as COO or CFO for transitions, turnarounds, and transformations of middle market companies. He leverages the Big 5 methodology, blending quantitative analysis with financial and operational expertise to improve company valuation, resulting in successful corporate financing, acquisitions, consolidations, or buyout transactions. Casteele holds a Bachelor of Science in Business Administration from the University of Colorado Boulder - Leeds School of Business.

Casteele's expertise includes corporate development, executive management, operations, and sectors such as Aerospace & Defense, Business Managed Services, Communications, Distribution, Energy, Financial Services, Government, Healthcare, Manufacturing, Media, Non-Profit, Retail, and Technology. He studied Corporate Securities & Investment Banking Licenses held, including Series 62, 63 & 79 at Securities & Exchange / FINRA and participated in the Executive Management Program at Harvard Business School. Casteele's professional background includes various leadership roles at IBM and Ernst & Young and was formerly President - Chief Financial Officer at VerTech Solutions Group before becoming the Managing Director at John Davenport & Associates LLC.