Welcome to Internal Audits
Katie Tully
Deputy Auditor-Controller

Katie joined the Auditor-Controller’s Office as the Deputy Auditor-Controller for Internal Audits in May 2013.  Prior to joining Internal Audits, Katie worked at the California State Auditor’s Office for six years where she earned a Senior Auditor Evaluator position.  She is a graduate of California State University Sacramento with a Bachelors of Science in Business Administration/Accounting.  In addition, Katie earned several associate in arts degrees from Napa Valley College, including business administration and mathematics. 

Description and Functionality

The Internal Audit Division performs audits and internal control reviews in accordance with an annual Audit Plan; conducts special projects (technical assistance, cost benefit analysis, research, review policy / procedures); monitors all significant audit findings and promotes internal controls.  In addition in 2008 the Internal Audit Division established the Solano County Auditor-Controller’s Whistleblower Program, which is designed to promote and respond to reports of suspected fraud, waste, and abuse within the County.

Our site is designed to provide the Public and County Employees access to useful information and tools in an effort to promote accountability and transparency.

Please use our site as a trusted resource and check back in often as we work to expand our content

2008 Peer Review Report
The Solano County Internal Audit activity "is well structured and progressive, where IIA Standards are understood and management is endeavoring to provide useful audit tools and implement appropriate practices." Rodney A Dole—Sonoma County Auditor-Controller Treasurer Tax Collector