Our Team


Bob Sandler


Bob Sandler is a Graduate Gemologist (GIA), World War II veteran and award winning designer. Although retired from the day to day operations, Bob still has his finger on the pulse of the business.


Mark Sandler

Vice President

Mark is a Master Gemologist Appraiser, credentialed through the American Society of Appraisers. Mark runs the business and can do everything from cast metals, alloy gold for our jewelry creations and be an expert witness for estate settlements. Mark is a graduate of the University of Texas.


Josh Sandler

Josh is also a graduate of the University of Texas and a Graduate Gemologist (GIA). Josh is our CAD/CAM designer and is also an expert in coins and bullion evaluation and sales.


Matthew Sandler

Matthew is a goldsmith and jeweler in our workshop. Matthew is a graduate of the New Approach School of Jewelry Design, and assists our Master Jeweler in the creation of our jewelry.


Kathi Sandler

Kathi is our Office Manager and keeps all of us on the straight and narrow. Kathi is also a University of Texas graduate, (all those Longhorns!) and takes care of all things money. She is also an Accredited Jewelry Professional (AJP) through GIA.


Phyllis Painter

Phyllis is also a Graduate Gemologist (GIA) and an Accredited Senior Gemologist (AGA). Phyllis assists with the day to day operations that include appraisals, jewelry sales, and design. Phyllis has more than 25 years of experience in the jewelry business.


Eddie Velez

Eddie is our Master Jeweler and has been with Designer Jewels for more than 25 years. He has more than 50 years in the business and always has a smile on his face and empanadas in a bag! If it can be made, Eddie can make it.