Our Staff

Holly Davis
Client Services Administrator




Holly's Bio

Holly is the Client Services Administrator at Harrington Investments. She has over 20 years’ experience in the legal field in estate planning, as well as general business administration with an emphasis on real estate and financial services. She also has an extensive background in customer service and business management.
Holly is passionate about music, photography, reading, camping, and travel. She volunteers with the Vintage High School Marching Band. Having grown up in The Netherlands, Sonoma, and Napa, and with her roots in Austria and Napa, Holly is thankful to be living and working with a firm located in the beautiful Napa Valley.

Jeff Field, CFP®
Portfolio Manager




Jeff's Bio

Jeff Field is a Portfolio Manager at Harrington Investments with over 10 years of experience in the financial markets. Jeff creates customized portfolios to meet the unique requirements of clients, analyzes investment opportunities, and assists clients with their financial planning needs. Prior to joining Harrington Investments in 2015, Jeff worked at successful investment firms in Lake Tahoe and Sausalito.
Jeff is a CERTIFIED FINANCIAL PLANNER™ professional and earned his BA in Environmental Studies and Economics from the University of California, Santa Cruz. He spent the following 2 years with the Peace Corps as an environmental education volunteer in Mauritania. He is excited to combine his experience in the markets with his belief in social and environmental responsibility.
Living in Napa with his wife, 2 sons, and rescued German Shepard, he enjoys the outdoors and spending time with his family.

Tracy Geraghty
Portfolio Manager
Research Analyst

Tracy's Bio

Tracy is a Portfolio Manager and Research Analyst at Harrington Investments. She has more than 20 years of research and analysis in many fields including economics, business, finance, arts and culture, technology and information, health, governance, and environmental policy and planning.
Before arriving in California, but after growing up in Denver, Colorado Tracy pursued an academic and writing career with degrees from Cornell College and Purdue University. Then, after two years at the University of Southern Mississippi pursuing a Ph.D. in writing, she moved to California and dove into politics and policy, ballot initiatives and election campaigns, eventually leading to five years working for the California State Assembly.
In 2005 Tracy completed her Masters degree from UC Berkeley’s Goldman School of Public Policy. For the past ten years she has worked in both private and public sectors in financial research, analysis and management, including several years as a local government budget analyst and finance manager, and several years with a private investment firm.
A former skydiver, Tracy now prefers golf, swimming, and watching her three children enjoy their athletic pursuits. On a sunny weekend, she can be spotted in a pink leather jacket riding her Harley Sportster through the mesmerizing hills and valleys of Northern California.

Brianna Harrington
Research Analyst
Shareholder Campaign Coordinator

Brianna's Bio

Brianna brings with her over ten years’ experience in customer service and administrative work. A San Francisco native, Brianna recently returned to the Bay Area after living in Los Angeles for the past four and a half years, part of which was spent working with Democracy Resources to qualify several ballot initiatives regarding affordable healthcare in California.
Brianna attended Chico State University and majored in Cultural Studies at Dominican University of California. She plans to further her education to obtain her teaching credentials. She loves reading, traveling, camping, and is passionate about environmental conservation and animal rights. Recently Brianna completed her open-water scuba certification and is currently planning her next dive.
Brianna is the daughter of John and Diana Harrington.