At Sonnenberg & Company, CPAs, we take pride in our long history of providing expert accounting and auditing services to Not-for-Profit Organizations and Homeowners Associations. With over 50 years of experience, we have established ourselves as a trusted and reliable partner for our clients. Our team of experienced CPAs, auditors, and reserve study specialists is dedicated to providing high-quality audits, reviews, tax preparation, and related services to our clients.
Our Services
We offer a range of services designed to meet the unique needs of Not-for-Profit Organizations and Homeowners Associations. Our services include:
- Audits and reviews tailored to meet the specific requirements of Not-for-Profit Organizations and Homeowners Associations
- Tax preparation, including Federal Form 990, 990EZ, 990PF, 990T, Schedule A, and/or Schedule B, and California Form 199 and RRF1
- Reserve studies and other specialized services for Homeowners Associations
- Education and consultation to help our clients improve their financial systems, strengthen internal controls, and interpret their financial data
Our Expertise
At Sonnenberg & Company, CPAs, we have extensive experience working with Not-for-Profit Organizations, including those in the healthcare, arts, housing, religious, community, and school sectors. We understand the unique challenges and requirements of these organizations and are dedicated to providing personalized service and expertise to meet their needs.
Our team is proud to be affiliated with several professional organizations, including the American Institute of Certified Public Accountants, the California Society of Certified Public Accountants, and the Community Associations Institute. We are committed to staying up-to-date with the latest developments and best practices in our field, ensuring that our clients receive the highest level of service and expertise.
Our Team
Our team of experienced CPAs, auditors, and reserve study specialists is dedicated to providing exceptional service to our clients. Our team members have extensive experience working with Not-for-Profit Organizations and Homeowners Associations, and are committed to providing personalized attention and expertise to meet the unique needs of each client.

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