We thank and appreciate the loyal supporters of the Robert Ferguson Observatory!
| Comet Donors $1 – $100 | – Kimberly & Simon Blattner – Marisa Bradley – Joel Brown – The Burton Family – Richard Burtt – Karen Christensen – Ron Derammelaere – Bryan Dillon – Rachel Freed – Aaron Goldfield – Ralph Haney – Brent and Catrina Howatt – Andy Kaufman – Karin Kiessling – Stephen and Pat Kirkish – Kurt Kruger – Joe La Sala – John Li – Susan Lueker – Stacy Luther – August Moretti – Connie Neuhouser – Roger Peters and Stephanie Moulton-Peters – Judd Reed – David and Linda Robshaw – Andy Sampson – Christopher Shadix – Joe Tenn – Bob Trepanier – Kenneth Voss – Anne Wurr |
| Star Donors $101 – $500 | – Jim Bogue – Wenling Chen and Ruoxun Wang – David Cranford – Marcus Daniel – Colleen Ferguson – Perry Freeman – Thomas Greene – Mark and Jan Hejtmanek – Sanika Iyers (Planet Talk) – Richard Kirby – Paul Larkin – Robert Lundstrom – Ross Macleod – Eric Norrbom – James Ouimette – Ann Peters – Bryce Polkinghorn – Thomas Quinlan – Rotary Club of Glen Ellen – Santa Rosa Host Lion’s Club – USF Department of Physics and Astronomy |
| Planet Donors $501 – $1,000 | – Allen Barrett – Chuck Connor Consulting  – Codding Foundation – Heck Foundation – Chris Laven – Lipman Family Foundation – Sondra Madson – Sonoma Clean Power  – Sue Remick |
| Sun Donors $1,001 – $5,000 | – Amaturo Foundation – June Ferguson – Colleen Ferguson – Heidi Gerster Kikawada – George Loyer – GC Micro  – Keysight  – Mark Mills-Thysen – Eric McHenry – Laura Peticolas |
| Solar System Donors $5,001 – $10,000 | – Dave Kensiski – Purdom Family Foundation |
| Galaxy Donors $10,001+ | – Amaturo Sonoma Media Group |