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About Us

About Our Firm

For years, Sitkoff/O'Neil Accountancy Corporation has been providing quality, personalized financial guidance to area individuals and businesses. Sitkoff/O'Neil Accountancy Corporation's expertise ranges from basic tax management and accounting services to more in-depth services such as  financial statements and financial planning.

By combining our expertise, experience and the team mentality of our staff, we assure that every client receives the close analysis and attention they deserve. Our dedication to high standards, hiring of seasoned tax professionals, and work ethic is the reason our client base returns year after year.

Our Mission

Our mission is to help clients maintain financial viability in the present, while taking a proactive approach to achieve future goals. This requires open communication to reach an understanding of our clients' needs through research and sound analysis. Sitkoff/O'Neil Accountancy Corporation is dedicated to meeting these goals with high standards of excellence and professionalism. We have been a staple of Truckee's business community for years and pride ourselves on the level of esteem we have earned.

At Sitkoff/O Neil Accountancy Corporation, our goal is to provide superior, professional accounting and tax services at a fair cost. We have an eager and open-minded approach to all aspects of our client s personal and professional finances, and strive to encompass these values in our everyday work:

  • Integrity
  • Fulfillment
  • Quality
  • Teamwork
  • Financial growth
  • Professional development
  • Flexible work environment




Our Team



Matt O'Neil is a shareholder in Sitkoff\O'Neil Accountancy Corporation where he practices in the areas of income taxation, estate taxation, tax planning, financial statement preparation, financial planning, accounting and testimony as an expert witness. Matt has acquired extensive practical financial experience with numerous types of small businesses from 1976 to present.

Matt was born and raised in Sacramento, California. After graduating from Jesuit High School in 1972, he attended the University of California at Berkeley and graduated in 1976 with a Bachelor of Science in Business Administration with an accounting emphasis.

Matt received his Masters in Business Administration in Federal Income Taxation from Golden Gate University in 1980. He obtained a CPA certificate in 1980 and an Estate Planning Certificate from the California CPA Education Foundation in 1998. He is a member of the American Institute of Certified Public Accountants and the California Society of Certified Public Accountants.

Matt worked in the audit and tax department of Coopers & Lybrand from 1976 to 1979. He became self-employed as a CPA in 1986 and has been a shareholder in Sitkoff/O?Neil Accountancy Corporation since 1987.

Matt married Gabriela in 1985, and they have four children, Stephanie, Lauren, Alexandra and Peter. Matt enjoys backpacking, swimming and other outdoor activities.



Gabrielle (Gab) joined Sitkoff/O'Neil as a C.P.A. in January of 2008. She graduated from the University of Colorado at Boulder earning a bachelors degree in accounting with an emphasis in taxation as well as a masters degree in taxation.

Later, Gab moved back to the Los Angeles area and worked for Arthur Anderson for two and a half years until their dissolution. She spent the next six years at Deloitte & Touche where she eventually became a senior manager in the tax department.

Gab and her family moved to Truckee in September 2007 to take advantage of the wonderful outdoor life that the Tahoe area has to offer.



Nancy joined the Sitkoff/O'Neil team in October of 2005 as a staff accountant. She works with clients preparing individual and corporate tax returns, performing monthly and quarterly accounting, and preparing financial statements. As a certified QuickBooks ProAdvisor, Nancy also assists clients in setting up new QuickBooks files or cleaning up their existing files.

Nancy has Bachelor's degree in accounting and over twenty years of experience working with a variety of small and mid-sized businesses. In addition to studying accounting, Nancy also earned a Masters degree in ESL Education and taught English as a Second Language for several years.

Nancy lives in Truckee with her husband and two children. She enjoys downhill and cross-country skiing, hiking and biking.



Debbie joined Sitkoff/O'Neil in 1987, after graduating from UCSB with a BA in economics. Her experience includes individual, small business accounting and income tax preparation.

Debbie has lived in the Tahoe/Truckee area for 25 years. She enjoys downhill and cross-country skiing, mountain and road biking. Debbie is married and has a teenage daughter.



Starr joined Sitkoff/O'Neil in October of 1992 and is currently licensed as an Enrolled Agent. Starr specializes in income tax preparation, tax planning, monthly and quarterly accounting, and meeting with clients on a regular basis. Her position at Sitkoff/O'Neil allows her flexibility to have a rewarding career as well as spend time with her family.

Starr is happily married to a music promoter and they are the proud parents of two beautiful children, Jahmeyel and Cydonah.



Leah joined Sitkoff/O'Neil in 2003 as a staff accountant. Leah works on individual, partnership, fiduciary, and corporate income tax returns. Her expertise in tax preparation, accounting, and the preparation of financial statements enables Leah to work with a wide variety of clients.

Leah enjoys assisting her clients so that they feel at ease in regards to tax and accounting matters. She is able to utilize her customer service skills to give clients a sense of peace when it comes to their financial matters.

Leah lives in Truckee with her husband and daughter. She loves the outdoors, hiking, baking, hanging with her family, and helping other people in any way she can.



Lisa graduated from the University of California, Sacramento in 1994 with a Bachelor of Science degree in Business Administration with a concentration in Accountancy. She began her professional career with the Sacramento office of Ernst & Young LLP. Lisa received a Master of Business Administration degree from Northern Arizona University in Flagstaff, AZ in 2002 and worked in public accounting in the North Tahoe area for ten years before joining Sitkoff/O’Neil in 2014. She is currently licensed as a Certified Public Accountant in California and Nevada.

Lisa and her husband Ryan live in Truckee and they enjoy all of the recreation opportunities that the Tahoe/Truckee area has to offer. In September 2005, she completed hiking the Tahoe Rim Trail and became a member of the Rim Trail's 165-mile club.



Kim graduated from the University of Nevada, Reno earning a Bachelor of Science degree in Business Administration with a major in Accounting. She began her accounting career with Eide Bailly, LLC in Reno, Nevada as an audit associate. Kim joined Sitkoff/O’Neil in July 2017 as a staff accountant, and is currently working toward obtaining her California CPA license.

Kim is originally from Minneapolis, Minnesota where she was born and raised. She moved to the Lake Tahoe/Truckee area in 1994 to live in the mountains and enjoy the outdoors. During her free-time, Kim enjoys dirt-biking, snowboarding, and hiking with her dog.



Lael joined Sitkoff/O’Neil in June 2017. She has a Bachelor of Science degree in Mathematics from Saint Lawrence University. After 11 years of bookkeeping for local non-profit organizations and small businesses, Lael decided she wanted to further her career. She went back to school for accounting with the goal of obtaining her CPA license. With the CPA exam passed and the required coursework completed, she is close to her goal of becoming a licensed CPA.

Lael lives in Truckee with her husband and two children. She grew up in Seattle, WA and has been living in the Tahoe/Truckee area for 16 years. Lael enjoys skiing, mountain biking, hiking, camping and traveling.



Amy started her career at Price Waterhouse in Washington D.C. many years ago. After leaving there she spent some time teaching, and eventually moved to Truckee. She worked as a human resources professional in the resort industry for eight years before returning to the accounting world with Sitkoff O’Neil Accountancy in 2011.

She loves the great outdoors, and she spends her time off enjoying the abundant recreational opportunities of the area.

LISA RECANZONE, CPA 530.587.3200 x 212


Lisa joined Sitkoff/O’Neil as a staff accountant in June 2018. She has a Bachelor of Science degree in Business Administration with a major in Accounting from the University of Nevada, Reno. Before joining Sitkoff/O’Neil, Lisa worked at Grant Thornton, LLP preparing tax returns for individuals, trusts, non-profit organizations, partnerships, and corporations.

Lisa was born in Santa Cruz, CA and raised in South Lake Tahoe. She moved to Reno in 2013 with her family, happily returning to the Tahoe area. Lisa enjoys skiing, mountain biking, and camping with her family.

JEAN WATSON, CPA 530.587.3200 x 217


Jean Watson joined the team at Sitkoff/O’Neil in December 2018, eager to make new acquaintances after some years away from her accounting work.

Born and raised in western North Carolina, Jean obtained her Bachelor of Science degree in Business Administration with Accounting Concentration from the University of North Carolina at Chapel Hill (Go Heels!) in 1983 and then moved to New Hampshire to begin her career with Ernst & Young in 1986, working in both audit and tax. Jean relocated to Ernst & Young's San Jose office in 1993 where she was a senior tax manager. She followed that position with a few years as an independent tax consultant and then took a break to spend more time with her family and to travel.

Now residing in Truckee, Jean is thrilled to finally be living in a small town again and enjoying adventures with her husband and daughter in the fresh Tahoe mountain air. When not behind her desk with the rumble of the train rocking beneath her feet, Jean travels the world (60+ countries and counting!) and experiments with new gourmet recipes for dinner.

MICHELLE MCKEEN 530.587.3200 x 230


Michelle joined Sitkoff Oneil in September of 2019 as a staff accountant. She graduated from the University of California, Sacramento with a Bachelor of Science degree in Business Administration and a concentration in Accountancy. She has worked for large corporations to small businesses and everything in between. She enjoys the challenges and learning opportunities that each individual business has to offer. She moved from Sonoma County to Truckee six years ago with her husband and two children. While she misses the redwoods and the vineyards and the easy access to the coast and Bay Area, she and her family are very happy in Truckee. She enjoys hiking, spending time at the lake, cooking and reading. Her favorite thing to do is spend time with her family.

CHRISTIE SHOUPE 530.587.3200 x 224


Christie recently joined Sitkoff O’Neil in 2021. She has worked in administrative positions her entire life, mainly for small companies, which she prefers to big corporations. She enjoys interacting with clients, being the first point of contact, and helping where she can. She has been working in the medical field since 2006 but was excited to get back to a tax office. She was born and raised in Reno, Nevada and loves the Tahoe area for its spectacular views, the lake, and hiking activities. She loves to hike and recently took a trip to Utah with her son. It was so beautiful! She lives with her best friend of over 30 years and son in Reno, and she never wants to leave her hometown-the biggest little city in the world!

JACKIE MONDA, CPA 530.587.3200 x 218 CPA


Jackie rejoined Sitkoff/O’Neil in July of 2021 after being with the firm previously for about 3 years. She graduated from the University of Montana with a degree in Business Administration with a concentration in Accounting, and became a CPA in 2013. She is licensed in both California and Oregon. She has worked at a handful of firms in the west including Wyoming, Oregon, Nevada and California. Jackie currently lives in Sunriver Oregon with her family and works remotely. She enjoys hiking, DIYing, and reading on the deck.



Tailor joined Sitkoff/O’Neil in 2022, as an administrative assistant. She has worked in customer service for most of her adult life, and she really loves helping people who call and visit the office. She was born and raised in Reno, Nevada and enjoys the scenic views of the sierras and the fact that Lake Tahoe is just a short drive away. Tailor lives with her fiancé Tyler, and their pets a dog named Bella and a cat named Daisy. In her spare time, Tailor enjoys reading, exploring Tahoe, and spending time with family.



Kari moved to Truckee in 1991 from San Diego, CA. She lives with her husband Greg, their two sons, Rowan and Monty, and their two dogs, Biscuit and Gravy. Prior to being a stay-at-home mom for several years, she worked in the customer service industry. As her children got older, Kari thought it would be great to get back to working part-time. She joined the Sitkoff / O'Neil team in January 2021. When Kari is not busy running her children to all their various sports activities, she enjoys cooking, mountain biking, reading, and spending time with her friends.