Our Team

Jim Williams

Jim is a seasoned financial professional with over 35 years’ experience focused on business operations in the wine industry, technology and start-up companies. Jim has held positions as President, COO, CFO and Controller for numerous companies throughout his career. Jim likes to focus on business operations and leans on his manufacturing and “best practices” training to achieve significant gains in efficiency and cost reductions for his clients.

Over the course of his career Jim has established an extensive network of contacts geographically, within industries and within professions. Understanding the importance of cash flow and working capital requirements in the wine industry, Jim has helped many clients improve their cash position and through his banking contacts has helped clients renew or establish loan packages that support the cash requirements for their growing business.

Jim began his career with Carlson Companies in 1979 (a Fortune 100 Company headquartered in Minneapolis, MN) before moving West and settling in the Napa Valley.

Kyrsta Scully, CMA, CPA

Kyrsta Scully joined Carbonneau Williams in February of 2016. Kyrsta earned her BS in Commerce at the University of Virginia, in Charlottesville, with majors in Finance and Marketing. Kyrsta served for more than 25 years in the luxury hotel industry, primarily as an Executive-Level Director at chains including Four Seasons, InterContinental, and Auberge hotels and resorts. As a Director of Food and Beverage, Kyrsta was responsible for the financial performance of her divisions, with up to $24 million in annual food and beverage revenue and up to 220 employees.

In 2016, Kyrsta decided to focus on her accounting strengths and began working as a financial analyst working with wineries. In 2017, she earned her CMA (Certified Management Accountant) credential and is a member of the Santa Rosa chapter of the IMA, the Association of Accountants and Financial Professionals in Business. Kyrsta became an active licensed CPA in 2020. Kyrsta spent 4 years as Controller of the Thomas Keller Restaurant Group between 2021 and 2025 before returning to Carbonneau Williams as CFO, Controller and junior partner in August of 2025. She has deep experience in accounting for wine and hospitality operations, as well as manufacturing and professional services.

Kyrsta started her career at the Willard InterContinental Hotel in Washington, D.C. and enjoys cooking, gardening and spending time outdoors with her family. Kyrsta has served on multiple not-for-profit boards during her career and is currently a board member of UpValley Family Centers in Napa Valley.

Kathleen McGrath Williams

Kathleen has provided high level accounting and controller services to wineries and vineyards for over 25 years, and has over 30 years of comprehensive finance, accounting, management and human resource experience. Among her clients are some very prestigious wineries and vineyards, many of whom have been clients for well over a decade.

Her financial experience and skills include comprehensive accounting, human resources, compliance, trust accounting, audits and general business management and administration. She has supported clients in numerous workers comp and sales tax audits. This ability stems from a focus on internal systems, organization and diligence. Kathleen’s limitless energy and resourcefulness has also led her to successfully advocate for the disadvantaged.

Kathleen started her career managing an elite Inn in the Napa Valley, where she gained hands on experience in personnel development and HR compliance, as well as P&L and general management oversight. She also served as a Financial Analyst for a leading investment firm in Silicon Valley before returning to the Napa Valley. She is passionate about singing, tennis and skiing and has recently picked up the lifelong hobby of learning to play golf.

Bethany Moraga

Bio coming soon!

Brian Vasquez

Bio coming soon!