Contact Delaware Diamond Knives

Delaware Diamond Knives, Inc. is known for its customer service.   With over 30 years of experience growing, shaping, and processing diamond products for research and industry, we have the capabilities and the willingness to build diamond solutions for new & demanding applications.

Joe Tabeling – President/Owner

Ginny Cardona – Customer Service Account Manager

Joe tabling

Peter Morton – Director of Sales and Marketing

Victor Tabeling – Sales and Marketing Manager


Phone: 302-999-7476
Fax: 302-999-8320


3825 Lancaster Pike,
Wilmington, DE 19805

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