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Yes, we speak accounting!

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Adcon Business Solutions is Your Trusted Accounting Advisor

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Adcon Business Solutions, Inc provides services in Business Bookkeeping, Accounting, Payroll, and Tax, Controller, and Cash Flow Services. We are QuickBooks® certified ProAdvisors, and we also work with other bookkeeping and accounting software. Reema Rajani and her team have the knowledge and experience in order to keep your finances in order.

Our goal is to improve the key functions of your business and its financial health. And, we will work with you remotely or come to you! We service the following areas: Orange County, Inland Empire, LA County, San Bernardino, and surrounding areas of California. We also provide remote services to clients within the US.

Offering meeting options that work for you!
In-person, video, or by phone for your convenience.

Our services are entirely based on what you need.


At Adcon Business Solutions, we take the headache out of your bookkeeping and accounting. We will work with your business to ensure that your information is accurate and up-to-date. We help you understand the processes and software needed for your unique business. And, we keep up with the ever-changing tax regulations.




Payroll consumes too many hours of your day! It can be complicated and cause problems if not done correctly and on time. At Adcon Business Solutions, we will manage your payroll system. This includes direct deposits, cutting checks, and filing federal taxes. We will also calculate wages to ensure accuracy.



We are tax experts! From documentation and tax preparation, Adcon Business Solutions makes sure you meet tax deadlines and IRS requirements. Our strategic planning and preparation will save you time and money. We offer tax services to both businesses and individuals.



With our accounting software services, we can manage your financial information and provide accurate reporting. It takes time – time that you don’t have – to set up and manage the accounting software for your business. We understand your needs and have the experience to work with your software. This includes QuickBooks®, Sage 50Cloud, or Xero. And, we are QuickBooks® certified ProAdvisors.



Your business’s financial health is dependent on accuracy. Transactions, reporting, and accounting activities need to be managed. You need someone with the experience to balance your books and provide key financial information. At Adcon Business Solutions, we provide controller services. We provide the services your individual business needs for business success.


We provide consistency, continuity, communication and proactive help.

Testimonials for Adcon Business Solutions

D. Fregoso

We have been using Reema for years! She is very responsive to all our questions. - Google Review  

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J. Sevilla

Adcon Business Solutions has been my bookkeeper for over a year, and has helped us tremendously as my business grows. She's very tech savvy, which…

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S. Caton

It was so nice and easy to work with Reema. I felt at ease and relieved knowing my business accounting needs were in good hands.…

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We offer meeting options that work for you! In-person, video, or by phone for your convenience.

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