Gabberz works with business owners, managers, executives, program personnel, business development teams, and others to develop their communication skills, connect with their audience, and develop powerful, winning presentations and proposals that have resulted in continuous growth for his clients.  Learn more about David Nemzoff and Gabberz on LinkedIn.



Gabberz has supported businesses of all sizes from micro to global enterprises in various consulting roles for businesses in the private sector and government contracting sectors to include IT, technical support services, staffing, security, weapons, aerospace, financial, educational, training, and many others.  His services focused on personal and business growth and development to help put these businesses on a path of continuous improvement.

Throughout his career providing consulting support to hundreds of businesses, David developed a Small Government Contractor Growth Accelerator Program that focuses on helping micro and small businesses grow their Past Experience portfolios and build a pathway to bidding on larger prime contracts.  Visit the SB Growth Program page for more information.



David is also a prolific writer having written over 3 million words in various genres including technical writing, nonfiction, fiction, marketing, training, and throughout all business arenas.  His public writings can be found on LinkedIn and through his Substack, "The Art of Unintended Consequences."  Visit the Publishing page for more information.

His book, "Public Speaking for Kids, Tweens, and Teens - Confidence for Life!" is available on Amazon and other book outlets.  This public speaking training guide for youth is an outrageously fun, intensive, self-directed training program for 8 to 18-year-olds.  The program is designed to help youth from all walks of life develop a powerful voice to influence their own amazing futures.