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RP&B CPAs of Ontario, CA

There are no current ratings for this location.

RP&B CPAs is located at 3257 E Guasti Road, Ste. 130 Ontario, CA and RP&B CPAs operates in the Accounting industry.

Within the Accounting industry RP&B CPAs focuses on: Audit / Assurance, Business Tax, Business Valuation, Consulting, Personal Tax

Additional Specialties:

  • Audit / Assurance
  • Business Tax
  • Business Valuation
  • Consulting
  • Personal Tax

Location Icon RP&B CPAs

3257 E Guasti Road, Ste. 130

Ontario, CA 91761

Email Icon jcosper@rpbcpa.com

Phone Icon 9516847781

Testimonials

"The staff is knowledgeable and professional when delivering their services."

A Client on September 4, 2026

"They have been extremely helpful through our ESOP journey and life after becoming an ESOP Always reply quickly and are always helpful."

A Client on September 4, 2026

"A long history of consistent professional and timely services provided by Jean Paul, Mike K, Mike Zermeno and others."

A Client on September 3, 2026

"Always a pleasure working with Cristen D. Stier! She is incredibly diligent, detail-oriented, and always available to answer any questions or concerns. I have had the pleasure of working with Cristen for several years, and her professionalism, responsiveness, and exceptional level of service have remained consistently outstanding. I truly appreciate her continued support."

A Client on September 2, 2026

"Working with Eric Mobley is always a pleasure - he is extremely knowledgeable and helpful in understanding our processes. His work and willingness to help has allowed a normally stressful process to be very easy and stress-free!"

A Client on September 2, 2026

"I have worked a few years with their audit team. My experiences with them have always been positive, and I have a solid relationship with them."

A Client on August 31, 2026

"RP&B is very knowledgeable and always responds quickly whenever I need their help."

A Client on August 31, 2026

"We have done business with RPB for OVER 35 years. They have always been there when we need them they have a great team that you can count on."

A Client on August 28, 2026

"What I appreciate most about working with RP&B CPAs is their responsiveness, knowledge, and attention to detail. They take the time to explain things clearly, understand our business and our needs, and are proactive in helping us navigate more complex accounting and tax matters. I feel confident knowing we have a team that is thorough, accessible, and genuinely invested in helping our business."

A Client on August 25, 2026

"RPB has always provided excellent work for us."

A Client on August 23, 2026

RP&B CPAs of Ontario, CA Q & A

What kind of company is RP&B CPAs of Ontario, CA?

This accounting firm focuses on: Audit / Assurance, Business Tax, Business Valuation, Consulting, and Personal Tax.

About RP&B CPAs

RP&B CPAs is in the Accounting industry with company headquarters in Riverside, CA and has 2 RP&B CPAs locations.

Company Awards

Company Rating

Overall rating for 2 locations.

Overall client Ratings

4.9 based on 48 ratings

5 stars
45 people rated them 5 stars
94%
4 stars
2 people rated them 4 stars
4%
3 stars
1 people rated them 3 stars
2%
2 stars
0 people rated them 2 stars
0%
1 star
0 people rated them 1 stars
0%

Company Headquarters

RP&B CPAs 3550 Vine Street, Suite 110 Riverside, CA 92507

Email Icon rpb@rpbcpa.com

Phone Icon 951.684.7781

Fax Icon 951.684.2921

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RP&B CPAs Awards History

2016

2016 Best of Accounting Client

2016 Best of Accounting Client

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