AGTA (American Gem Trade Association) Cutting Edge Awards (USA):
- 1991 81.42 ct Aquamarine: 2nd place, fancy cut
- 1992 3.03 ct Tourmaline: 3rd place, creative cut
- 1994 87.32 ct Ametrine: 1st place, creative cut
- 157 ct, 385 ct, 475 ct Aquamarine sculptures: 2nd place, Objects d'art
- 14.86 ct Aquamarine: 3rd place, fancy cut
- 1995 879 ct Rose Quartz sculpture: 2nd place, Objects d'art
- 1996 1510 ct Smokey Quartz sculpture: 2nd place Objects d'art
- 1999 54.73 ct Ametrine; Honorable Mention, Carving
- 2005 William Holman won a Cutting Edge Award for a sculpture built around a Gemscapes 36.16 ct Citrine
Competition for the Advancement of Gemstone Engraving (Germany):
- 1996 Blue Chalcedony Perfume Bottle with 102.65 ct Ametrine top: Honorable mention
Lapidary Journal / Colored Stone Gemmys Awards:
- 2005 On the judging panel (first year award was offered)
Santa Fe Symposium on Jewelry Manufacturing Technology:
- 2002 Technology Award (for 2001 Presentation of "The Technology of Production Gem Carving")