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Our Board


Sue Buxton, DVM, President

Local veterinarian and Roblar area resident and member of CARRQ for 18 years. She is an avid hiker on hills in the Roblar/West County area.  Sue is CARRQ’s primary contact with local, state and federal agencies working on the quarry project. She has been instrumental in gaining visibility and support for CARRQ’s work with larger environmental agencies.  Sue was instrumental in bringing on board a San Francisco law firm to do pro bono work for CARRQ and is the organization’s primary liaison with attorneys.  Sue organizes and leads CARRQ Board meetings.


Edward Ryska, Vice President

Principal, Source Management Services - Managing Principal Worksite Resources. Ed has 35 years' experience in Risk Management, Loss Prevention, and Regional Management. Responsibilities included: directing corporate safety and loss control programs, loss control and premium audit; integrating acquisitions and mergers, etc. Ed was involved in the development of the Workers Compensation 24hr Managed Care product.  Ed is a California Licensed Insurance Agent/Broker (# 0C15738) who speaks at Industry and Group Conferences (such as the National Safety Council Congress) and throughout California. Ed has been a Roblar area resident since 1976 and Founding Member of CARRQ in 1988. His CARRQ responsibilities include policy development and expert advice on liability issues surrounding the Roblar Road quarry.


Jacqui McMahon, Secretary

Owner, Morning Star Creative Services.  Jacqui’s additional CARRQ responsibilities include managing email mailing lists, event organization, web site photography, and flyering neighborhoods. She has been a Roblar Road resident since 1990.


David Spilman, Treasurer

Owner, Spilman & Associates Municipal Finance Consulting and David Spilman Fine Books.  David has thirty-five years’ experience in municipal finance. He is the former finance director for the cities of Petaluma and Calistoga.  David serves on the board of directors for CARRQ (Treasurer); Burbank Housing and the Independent Online Booksellers Association. He has lived in the Roblar area since 1987 and has been an active CARRQ member since 1988.


Jason Merrick, Director

Emergency response paramedic for the City of Cloverdale.  Jason also works for a local contractor while he finishes his prerequisites for nursing school.  He has resided on Roblar Road since 1985.  Jason is a member of Petaluma Tomorrow and a student of the Leadership Institute for Ecology and the Economy.  His CARRQ responsibilities include web site design and content, public speaking at events and meetings, organizing charity events, community outreach, grant writing assistance, and EIR comments.




Margaret Hanley, Director

Sonoma County resident for 35 years and in the Roblar Road area for more than 20 years. She has been actively involved with volunteer work in her children's schools and recreation activities as PTA president and Little League/Soccer coach and board member.  Margaret has supported CARRQ for many years due to her strong belief the quarry is dangerous to residents and visitors in the Roblar area.  She has done document research, public speaking, EIR commentary, flyering neighborhoods and organized CARRQ’s information tent for the “Rock for No Rock” concert.  Margaret is self-employed as an Olympic-level athlete drug tester for National and International Federations.  She has served in the Coast Guard Reserve, and was a ranger in the National Park Service among other employment.


Robert Piazza, Director

Bio Pending


Donna Norton, Director

Retired insurance claims adjuster; former high school teacher; elected member Sonoma County Democratic Central Committee-Candidate Search & Development Committee (interviewing and selecting candidates for local office endorsements), community outreach activities, caucus-elected State Democratic Convention delegate (member Progressive Caucus, Rural Caucus, and assisting in forming Sustainable Food & Agriculture Caucus). Donna is has been a Roblar resident for more than 30 years and an active member in CARRQ for many years.  Her CARRQ responsibilities include lobbying officials, speaking at public meetings, research on CTS (California Tiger Salamander) and USFWS & CDFG policies on rare and endangered species mitigation, and working with Sonoma County Agricultural Preservation & Open Space District Citizen Advisory Committee to establish clear District policy prohibiting use of public Open Space land for private developer mitigation for habitat/species destruction.


Arthur J. Slater, Director

Worked for the University of California at Berkeley from 1963 until 2001. From 1973 to 2001 he created and managed the first structural integrated pest management (ipm) program anywhere for the campus. He has an M.S. in Entomology, is a Board Certified Entomologist, and has consulted for all the UC campuses, Harvard, Stanford, the University of Colorado, Navy, GSA, and the EPA (San Francisco) and others. He was a scoutmaster for eight years.  Arthur continues to consult, work as an expert witness, has a small business and enjoys gardening for pollinators and other wildlife.  He is a member of Hessel Grange and CARRQ.  His CARRQ responsibilities include speaking at public meetings, EIR commentary, and events.


Donna Spilman, Director

Communication/Training consultant with more than 30 years’ experience in business working for Fortune 500 companies.  Principal, Spilman & Associates Municipal Finance Consulting.  She serves on the board of directors for CARRQ, the Sonoma County Forum and Hessel Community Guild.  She is member of Petaluma AAUW. She has resided in the Roblar area since 1987 and has been an active CARRQ supporter since 1988.  CARRQ responsibilities include Facebook, website and newsletter editor, media, speaking at public meetings, meeting organization, and grant writing.