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← Back to Top 109 Bookkeepers in the Los Angeles-Long Beach Area, CA (2026)Advanced Accounting & Tax Solutions
Evidence Score 51/100 at 78% evidence coverage 31 of 109 on the Los Angeles-Long Beach area list How the score works
What we could verify
- Registered business?
- Not verified
- CPA license or firm permit?
- Not verified (searched the state board)
- Publishes prices?
- Quote only (stated)
- Local or remote?
- Not stated on its website
- Software?
- ADP
2 of 5 answered from a dated source.
Documents 5 of 5 core services; IRS preparer record found for a named person; states it prices by quote.
Score breakdown
Dark bar: points earned. Grey bar: the weight we could check.
Evidence
| Claim | What the source shows | Source | Points |
|---|---|---|---|
| Business name | Advanced Accounting & Tax Solutions | home page | |
| Website | https://www.aats-cpa.com/ | home page | |
| Office locality | Downey, CA | home page | |
| Phone | +15629234681 | home page | |
| Offers bookkeeping | Documented: ...when you need it most. Your Dedicated Partner in every Financial Decision From daily bookkeeping to strategic tax management, we deliver complete financial support designed to... | home page | |
| Monthly bookkeeping | Documented: ...financial goals. Whether helping a local entrepreneur launch a new venture, managing monthly bookkeeping and ADP payroll, structuring proactive corporate tax strategies, or... | /about-us | 8 pts (max 8) |
| Catch-up / cleanup | Documented: ...credit card statement reconciliation. Sales tax tracking and compliance. Clean-up of historical bookkeeping errors. The AATS Advantage: We provide timely, detail-focused work.... | /comprehensive-accounting-tax-services-in-downey | 5 pts (max 5) |
| AP / AR | Documented: ...Services Include: Daily, weekly, or monthly recording of financial transactions. Accounts payable and accounts receivable management. Bank and credit card statement reconciliation.... | /comprehensive-accounting-tax-services-in-downey | 4 pts (max 4) |
| Payroll coordination | Documented: ...We accurately prepare your business and personal returns to minimize costly errors. Payroll services Guarantee your team is paid on time, every time. We handle calculations, tax... | home page | 4 pts (max 4) |
| Month-end close + reporting | Documented: ...grows with it. We help you establish robust accounting systems, generate detailed financial statements, and analyze cash flow trends. Our goal is to translate complex financial... | /comprehensive-accounting-tax-services-in-downey | 6 pts (max 6) |
| Software supported | ADP | /about-us | 5 pts (max 5) |
| Bookkeeping designation (AIPB/NACPB) or IRS preparer record | IRS preparer record for Fernando F. Calderon · CPA (self-reported to the IRS, not a state license) · business name on the record: Advanced Accounting & Tax Solutions | IRS preparer records Third-party Sep 27, 2026 | 6 pts (max 6) |
| Pricing approach published | Quote only (stated): "personalized quote" | home page | 6 pts (max 6) |
| What is included / excluded | Documented: ...ensuring you always know exactly where your business stands. Our Accounting Services Include: Preparation of accurate financial statements (Income Statements, Balance Sheets, Cash... | /comprehensive-accounting-tax-services-in-downey | 5 pts (max 5) |
| Privacy / data-handling page | Documented: Privacy Policy | /privacy-policy | 2 pts (max 2) |
Checked and not found
- Not documented. Checked 8 pages of the firm's own site on 2026-09-26 (Firm's own website): Industries served (documented) (0 pts, max 5); Local / remote model stated (0 pts, max 3); Onboarding described (0 pts, max 4); Reporting cadence stated (0 pts, max 4); Named contact / team (0 pts, max 3).
- Not verified. Searched California Board of Accountancy licensee file (DCA public licensee data) for CPA firm records named 'Advanced Accounting & Tax Solutions' on 2026-09-26: no matching record (State accountancy board): Active CPA firm or individual license (state board) (0 pts, max 8).
Searches that find nothing are not a mark against a firm. How we search.
Not verified (not checked yet, so each scores 0 and counts against coverage): Service area; Current QuickBooks ProAdvisor or Xero advisor listing (0 pts, max 6); Communication channel / process (0 pts, max 3); Entity found in the state business registry (0 pts, max 6); Operating 1+ year (registry formation date) (0 pts, max 5); Working contact route verified (0 pts, max 2).
Check it yourself on the state's own records: California Board of Accountancy license search and business registry search.
- Bookkeeping designation (AIPB/NACPB) or IRS preparer record: The IRS's public file of active tax preparers (PTIN holders, updated 2026-02-23) lists Fernando F. Calderon under the business name 'Advanced Accounting & Tax Solutions' in Downey, CA. The record lists: CPA. It is one individual's IRS preparer record, not a firm license or a directory listing. Its CPA entry is self-reported to the IRS and is not a state CPA license. It does not prove service quality.
Data limitations
- 19 of 21 evidenced items come from Advanced Accounting & Tax Solutions's own website and are labelled self-reported.
- No ratings or review counts are published here. Why.
Is this your firm?
Claim this listing to correct a field with evidence, or report a correction. Claiming confirms ownership only; it does not change the score.