Longest trading · Updated October 2026
Adelaide accountants, longest trading
As of October 2026, the three longest-trading accountants in Adelaide, SA on Staying Power are PBS Accountants & Advisers Pty Ltd (started in 1980; 4.9 from 10 Google reviews), Quantum Accounting (started in 1988; 4.8 from 17 Google reviews) and TBM Accountants Pty Ltd (started in 1988; 4.7 from 12 Google reviews).
- Accountants compared
- 181
- Google reviews
- 7,126
- Median rating
- 4.9
| # | Business | Rating | Google reviews | Started | Contact |
|---|---|---|---|---|---|
| 1 | PBS Accountants & Advisers Pty LtdMarion SA | 10 Google reviews | 1980 | ||
| 2 | Quantum Accounting452 Pulteney St, Adelaide SA 5000 | 17 Google reviews | 1988 | ||
| 3 | TBM Accountants Pty Ltd138 South Tce, Adelaide SA 5000 | 12 Google reviews | 1988 | ||
| 4 | Tashly Consulting Xero Bookkeepers AdelaideTHE Terrace Family, 70 Walkerville Ter, Adelaide SA 5081 | 17 Google reviews | 2000 | ||
| 5 | Integral Bookkeeping Solutions - Adelaide Xero Bookkeepers322 Glen Osmond Rd, Myrtle Bank SA 5064 | 45 Google reviews | 2012 | ||
| 6 | Festival Bookkeeping41 Barnes Road, Glynde SA 5070 | 30 Google reviews | 2015 | ||
| 7 | Integral Accounting Services266-268 Payneham Rd, Adelaide SA 5070 | 67 Google reviews | 2020 |
Staying Power compared 181 accountants in Adelaide, SA, with 7,126 Google reviews between them. Of these, 7 meet this list's method. The median rating is 4.9 from a median of 11 reviews.
Of the accountants compared, the most reviewed is AMA Accountants, with 651 Google reviews at 5.0.
How this list is ranked
Businesses are ranked by the year they started, as their own website states it, earliest first. Only businesses rated 4.0 or better from at least 10 Google reviews are listed.
The year is the business's own statement and is not checked against a register, and age alone says nothing about quality.
Questions
- Which accountants in Adelaide, SA have been trading the longest?
- As of October 2026, the three longest-trading accountants in Adelaide, SA on Staying Power are PBS Accountants & Advisers Pty Ltd (started in 1980; 4.9 from 10 Google reviews), Quantum Accounting (started in 1988; 4.8 from 17 Google reviews) and TBM Accountants Pty Ltd (started in 1988; 4.7 from 12 Google reviews).
- How does Staying Power rank accountants in Adelaide, SA?
- Businesses are ranked by the year they started, as their own website states it, earliest first. Only businesses rated 4.0 or better from at least 10 Google reviews are listed. The year is the business's own statement and is not checked against a register, and age alone says nothing about quality.
- How many accountants in Adelaide, SA did Staying Power compare?
- Staying Power compared 181 accountants in Adelaide, SA, with 7,126 Google reviews between them. Of these, 7 meet this list's method. The median rating is 4.9 from a median of 11 reviews.
- Can a business pay to be listed or to rank higher?
- No. Every business is ranked by the same published method, and no business can pay to be listed or to move up.