RSI Business Services
- Closed ⋅ Opens 9 am
- 9 am–5 pm
- Temporarily closed
- Closed on Saturday, Sunday
Services
- Accountant
Accessibility
- Wheelchair-accessible car park
- Wheelchair-accessible entrance
Business Hours
- Monday
- 9 am–5 pm
- Tuesday
- 9 am–5 pm
- Wednesday
- 9 am–5 pm
- Thursday
- 9 am–5 pm
- Friday
- 9 am–5 pm
- Saturday
- Closed
- Sunday
- Closed
Find Us on Google Maps
1881 Commercenter E Suite 214, San Bernardino, CA 92408, United States
Customer Reviews

Reviews

RSI is a top tier company with the highest level of service for your needs. From Payroll, corporate taxes to individual taxes they have helped us and our clients create, implement and maintain tax plans have have minimized our client's tax liability and maximize their investable assets. You cant go wrong utilizing them for your payroll and tax needs.

RSI takes care of our business needs. They are extremely pleasant and and professional.


I won't go anywhere else. Quick and knowledgeable. They've responded to every question I ask. My husband tried to do our taxes on one of the programs and we would have gotten back thousands less. Highly recommended!

Ralph and Adam Schaeffer have been extremely helpful and knowledgable! They help me transition from sole proprietor to LLC and are guiding me through that tax process as well! I look forward to the long term relationship!



Worth the drive! I've been a client for 15+ years.

Ralph and his staff are extremely helpful and completely understand what the tax laws are. They are a very Professional tax firm.

Very good service

Adam Schaefer has been my tax guy for the past two tax seasons, and each time he has gone above and beyond for me and my wife. With his help, I got a refund much higher than I thought I was eligible for. It always pays to have a qualified tax person examine your individual situation and determine the best way to minimize your liability. Adam is the best, and I look forward to continuing with him. Highly recommend that you talk to him for your tax and payroll needs.
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