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The Theory of Constraints?


Six Sigma?


Which one is right for you?

Maybe all three!


David Goodnature Consulting, LLC is dedicated to improving the condition of your business by improving your processes using the best methodology for your unique situation.


We will choose the tools that will bring you the most value and most effectively meet and exceed your goals. 

I have over thirty years of successful experience in management, leadership, entrepreneurship, and ownership of businesses that range in size from one employee to over 200.


Every business is unique, and I tailor my services to meet each client's specific needs. Let me help you take your business to the next level!



Access a PARTNER with a deep understanding and practical experience using the Theory Of Constraints, Lean, and Six Sigma to help create tremendous value.

Work with a hands-on professional who will be there for your company every step of the way. We will identify and eliminate the bottlenecks, the quality issues, and the excessive waste that prevents your business from achieving next-level performance.

When you work with me, you work with the owner.

The buck will always stop HERE!


Founder and Principal Consultant

David is a seasoned business owner and operator with over 30 years of experience. He has worked across a variety of industries, identifying areas for growth and development and has planned and implemented in order to achieve their goals. David is passionate about helping his clients succeed, and he brings a wealth of knowledge and experience to every engagement.

David is a Lean Six Sigma Black Belt and has used the Theory of Constraints throughout his career.

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Book an Appointment

Let's discuss your LEAN needs and do an Initial Assessment.

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