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← Back to Top 30 Bookkeepers in the San Francisco-Oakland Area, CA (2026)Essential Business Concepts
Evidence Score 25/100 at 80% evidence coverage 28 of 30 on the San Francisco-Oakland 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?
- Not stated on its website
- Local or remote?
- Not stated on its website
- Software?
- QuickBooks
1 of 5 answered from a dated source.
Documents 2 of 5 core services; IRS preparer record found for a named person.
Score breakdown
Dark bar: points earned. Grey bar: the weight we could check.
Evidence
| Claim | What the source shows | Source | Points |
|---|---|---|---|
| Business name | Essential Business Concepts | home page | |
| Website | https://www.ebctaxes.com/ | home page | |
| Office locality | Pleasanton, CA | home page | |
| Phone | +19252717055 | home page | |
| Offers bookkeeping | Documented: ...on employment costs by trusting a professional service. QuickBooks Streamline your bookkeeping with QuickBooks setup, training, and support designed to keep your financials... | home page | |
| Payroll coordination | Documented: Full Service Payroll for Small Businesses | Pleasanton | CA Payroll Accounting When you put your payroll... | /payroll-services | 4 pts (max 4) |
| Month-end close + reporting | Documented: ...help your small business thrive. Accounting for small businesses Bookkeeping services Financial statement preparation Budgeting and forecasting Cash flow management Tax planning... | /small-business-accounting-services | 6 pts (max 6) |
| Software supported | QuickBooks | home page | 5 pts (max 5) |
| Bookkeeping designation (AIPB/NACPB) or IRS preparer record | IRS preparer record for Sonja Helene Kurhanewicz · Enrolled Agent (on the IRS record) · business name on the record: Essential Business Concepts, Inc. | IRS preparer records Third-party Sep 27, 2026 | 6 pts (max 6) |
| Working contact route verified | [email protected] (mail server found) | DNS check Third-party Sep 26, 2026 | 2 pts (max 2) |
| Privacy / data-handling page | Documented: Website Privacy Policy | /privacy | 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): Monthly bookkeeping (0 pts, max 8); Catch-up / cleanup (0 pts, max 5); AP / AR (0 pts, max 4); Industries served (documented) (0 pts, max 5); Local / remote model stated (0 pts, max 3); Pricing approach published (0 pts, max 6); What is included / excluded (0 pts, max 5); 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 'Essential Business Concepts' 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).
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 Sonja Helene Kurhanewicz under the business name 'Essential Business Concepts, Inc.' in Pleasanton, CA. The record lists: Enrolled Agent. It is one individual's IRS preparer record, not a firm license or a directory listing. It does not prove service quality.
- Working contact route verified: The email address the firm publishes is on a domain that accepts mail (MX record present).
Data limitations
- 19 of 22 evidenced items come from Essential Business Concepts'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.