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← Back to Top 38 Bookkeepers in the Seattle-Tacoma Area, WA (2026)System Six Bookkeeping
Evidence Score 51/100 at 70% evidence coverage 5 of 38 on the Seattle-Tacoma 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?
- Local + remote
- Software?
- QuickBooks Online, QuickBooks Desktop, Gusto, ADP, Bill.com, Expensify, Ramp
Who they say they serve: nonprofits, startups, professional services, technology, consultants (self-reported, from the firm's own website)
2 of 5 answered from a dated source.
Documents 5 of 5 core services.
Score breakdown
Dark bar: points earned. Grey bar: the weight we could check.
Evidence
| Claim | What the source shows | Source | Points |
|---|---|---|---|
| Business name | System Six Bookkeeping | home page | |
| Website | https://systemsix.com/ | home page | |
| Office locality | Seattle, WA | home page | |
| Service area | United States (stated by the firm) | /financial-services-for-consulting-firms | |
| Offers bookkeeping | Documented: System Six-Accounting & Bookkeeping Services in Seattle & Bay Area, CA Remote Accounting and Finance for Service Businesses... | home page | |
| Monthly bookkeeping | Documented: ...Actually Works We deliver accurate books so you can focus on running your business. Monthly reconciliations down to the penny Categorization built around how you think Clean... | /bookkeeping-services | 8 pts (max 8) |
| Catch-up / cleanup | Documented: ...a Free Consultation FAQ Can you fix our past mess? + → Absolutely. We specialize in catch-up bookkeeping. Whether you're 6 months behind or 2 years behind, we'll reconstruct... | /bookkeeping-services | 5 pts (max 5) |
| AP / AR | Documented: ...preparation Multi-state payroll processing and employment law compliance Automated accounts payable and receivable management Real-time financial dashboards and KPI tracking... | /financial-services-for-small-businesses | 4 pts (max 4) |
| Payroll coordination | Documented: ...for there services 10 times over!" "I'm a newer SMB owner and needed help with running payroll, submitting LNI taxes, B&O taxes, and all the other aspects of which I knew nothing... | home page | 4 pts (max 4) |
| Month-end close + reporting | Documented: ...Reports that make sense — and support that works with your team. P&L, cash flow, and balance sheet reports Optional forecasting & trend tracking Direct collaboration with your... | /bookkeeping-services | 6 pts (max 6) |
| Industries served (documented) | nonprofits, startups, professional services, technology, consultants, healthcare, home services | /bookkeeping-services | 5 pts (max 5) |
| Software supported | QuickBooks Online, QuickBooks Desktop, Gusto, ADP, Bill.com, Expensify, Ramp | /bookkeeping-services | 5 pts (max 5) |
| Local / remote model stated | Local + remote | home page | 3 pts (max 3) |
| What is included / excluded | Documented: ...diligence and integration support Sophisticated investor relations and exit preparationWhat's Included Expected ROI for ETA Portfolio Companies Immediate Value Creation 12-week... | /financial-services-for-acquisition-entrepreneur | 5 pts (max 5) |
| Reporting cadence stated | Documented: ...Expectations: We know what sophisticated investors want to see in board packages and quarterly reports. Loan Requirements: Understanding of ongoing compliance obligations and... | /financial-services-for-acquisition-entrepreneur | 4 pts (max 4) |
| Working contact route verified | [email protected] (mail server found) | DNS check Third-party Sep 26, 2026 | 2 pts (max 2) |
Checked and not found
- Not verified. Searched Washington State Board of Accountancy open data (data.wa.gov pzcu-jpab firms, 6du3-3h9e CPAs) for CPA firm records named 'System Six Bookkeeping' on 2026-09-26: no matching record (State accountancy board): Active CPA firm or individual license (state board) (0 pts, max 8).
- Not documented. Checked 8 pages of the firm's own site on 2026-09-26 (Firm's own website): Pricing approach published (0 pts, max 6); Communication channel / process (0 pts, max 3); Privacy / data-handling page (0 pts, max 2).
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): Phone; Current QuickBooks ProAdvisor or Xero advisor listing (0 pts, max 6); Bookkeeping designation (AIPB/NACPB) or IRS directory credential (0 pts, max 6); Onboarding described (0 pts, max 4); Named contact / team (0 pts, max 3); Entity found in the state business registry (0 pts, max 6); Years operating (registry formation date) (0 pts, max 5).
Check it yourself on the state's own records: Washington State Board of Accountancy license search and business registry search.
- Working contact route verified: The email address the firm publishes is on a domain that accepts mail (MX record present).
Data limitations
- 18 of 20 evidenced items come from System Six Bookkeeping'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.