Virtual Office & Accounting Solutions

Manage your business while we manage your books.

Here is what people are saying about our work...


"As a small business owner with over 25 employees, it is a pleasure to have a reliable and hard working company like Accounting Outsource Solutions handling our financials!"
Gabriel Quintanilla
Founder/CEO, Advanced Homecare

"Joanna provided weekly cash flow reports and monthly financial statements, which during our annual audit received the highest marks for excellence in accounting and inventory reconciliation from our outside accounting firm of Grant Thornton Accountants."

Dan Meyer
Manager Retail Operations, WorkWorld U.S.A.


"Approximately one and a half years ago, the Rotary Club of Temecula decided to retain Ms. Neilson's accounting services to contractually support and maintain the financial reporting, member billing, and accounts payable and receivable.  She successfully addressed and resolved many difficult accounting issues that had become a serious problem for our club...Her services were highly praised by club members as she provided excellent customer service to the members...Joanna Neilson has proven to be knowledgeable, professional, and reliable in providing accounting services to our club...she is a person of high integrity and solid character, living up to the Rotary 4-Way Test."
Jeanne McClellan, Ed.D.
2009/2010 President, Rotary Club of Temecula

"I am very pleased with the quality of work that Joanna performs as well as the service and attention to detail.  This is why I highly recommend Joanna Neilson."
Enrique S., CPA

"My accountant was so impressed with Joanna's performance that he suggested she take over much of the work that he had performed in the past."
John Neilson
Rehabilitation Counselor, Neilson & Associates


Document Library

NameDescription
DocumentHarry Duffield, CPALetter of Recommendation
DocumentEnrique Sanchez, CPALetter of Recommendation
DocumentTemecula Rotary ClubLetter of Recommendation