Longest trading · Updated October 2026
South Australian professionals, longest trading
As of October 2026, the three longest-trading professionals in South Australia on Staying Power are Bruse Real Estate (started in 1957; 4.3 from 114 Google reviews), Elders Real Estate Gawler (started in 1958; 4.5 from 79 Google reviews) and H&R Block Tax Accountants - Hallett Cove (started in 1971; 5.0 from 18 Google reviews).
- Professionals compared
- 1,549
- Google reviews
- 58,433
- Median rating
- 4.9
| # | Business | Rating | Google reviews | Started | Contact |
|---|---|---|---|---|---|
| 1 | Bruse Real Estate357 Greenhill Rd, Adelaide SA 5065 | 114 Google reviews | 1957 | ||
| 2 | Elders Real Estate Gawler37 Murray St, Gawler SA 5118 | 79 Google reviews | 1958 | ||
| 3 | H&R Block Tax Accountants - Hallett CoveShop TA05, S/C/246 Lonsdale Rd | 18 Google reviews | 1971 | ||
| 4 | H&R Block Tax Accountants - NewtonShop 1a Mercury Plaza, 94-96 Gorge Road | 11 Google reviews | 1971 | ||
| 5 | H&R Block Tax Accountants - Ingle Farm26a/247 Montague Road, Ingle Farm SA 5098 | 18 Google reviews | 1971 | ||
| 6 | RSM Australia | | Adelaide Accounting & Business Advisory Services4/191 Pulteney St, Adelaide SA 5000 | 16 Google reviews | 1972 | ||
| 7 | O'Halloran ConveyancingSte 2, 1/5 Wakefield St | 35 Google reviews | 1973 | ||
| 8 | Blackwood & Belair Conveyancing187e Main Road, Blackwood SA 5051 | 240 Google reviews | 1973 | ||
| 9 | SUREWiSE | Insurance Brokers Adelaide | 18 Google reviews | 1973 | ||
| 10 | Magain Fielke Real Estate Gawler | 30 Google reviews | 1975 | ||
| 11 | Minerds Bell Consultancy Group | 30 Google reviews | 1975 | ||
| 12 | Magain Real Estate Morphett Vale52 Hillier Rd, Adelaide SA 5162 | 103 Google reviews | 1975 | ||
| 13 | Magain Real Estate Glenelg74 Brighton Rd, Adelaide SA 5045 | 61 Google reviews | 1975 | ||
| 14 | Magain Real Estate Brighton | 46 Google reviews | 1975 | ||
| 15 | Magain Real Estate Stepney | 769 Google reviews | 1975 | ||
| 16 | Magain Real Estate WoodcroftShop 15, 217 Pimpala Rd, Woodcroft Market Plaza | 156 Google reviews | 1975 | ||
| 17 | Magain Real Estate SeafordSeaford Central Shopping Centre, Shop 60/108 Commercial Rd | 151 Google reviews | 1975 | ||
| 18 | Magain Real Estate Happy ValleyHappy Valley Shopping Centre, Happy Valley Lpo, 50 Kenihans Rd, Adelaide SA 5159 | 92 Google reviews | 1975 | ||
| 19 | Magain Real Estate Port Noarlunga | 29 Google reviews | 1975 | ||
| 20 | Magain Real Estate Hyde Park | 24 Google reviews | 1975 | ||
| 21 | Magain Real Estate Ascot Park765 Marion Rd, Adelaide SA 5043 | 255 Google reviews | 1975 | ||
| 22 | WEEKS+MACKLIN | 143 Google reviews | 1975 | ||
| 23 | Ring Real Estate | 32 Google reviews | 1976 | ||
| 24 | Capstone Insurance Brokersby Appointment only, 167 Flinders St | 26 Google reviews | 1977 | ||
| 25 | Critchley & Associates Conveyancers1283 North East Rd, Adelaide SA 5091 | 70 Google reviews | 1977 | ||
| 26 | Booth Real Estate325 Wakefield St, Adelaide SA 5000 | 31 Google reviews | 1977 | ||
| 27 | Kemp Real Estate38 Liverpool St, Port Lincoln SA 5606 | 240 Google reviews | 1978 | ||
| 28 | Mahony's Lawyers59 Commercial Rd, Adelaide SA 5108 | 65 Google reviews | 1978 | ||
| 29 | Cornerstone Conveyancing4 Mann Street, Mount Barker SA 5251 | 119 Google reviews | 1979 | ||
| 30 | Wadlow Solicitors33 Pirie St, Adelaide SA 5000 | 60 Google reviews | 1979 | ||
| 31 | RJ Cole & Partners | 64 Google reviews | 1979 | ||
| 32 | PBS Accountants & Advisers Pty LtdMarion SA | 10 Google reviews | 1980 | ||
| 33 | H&R Block Tax Accountants - Morphett Vale177-179 Main South Road, Morphett Vale SA 5162 | 31 Google reviews | 1981 | ||
| 34 | First National Real Estate Peoples' Choice - Gawler / Barossa | 93 Google reviews | 1981 | ||
| 35 | Johnston Withers Lawyers, Port Augusta14-16 Gibson St | 13 Google reviews | 1982 | ||
| 36 | PMN Personal Injury Lawyers Adelaide | 94 Google reviews | 1982 | ||
| 37 | Martin Real Estate1 O'Connell St, Adelaide SA 5006 | 23 Google reviews | 1984 | ||
| 38 | Greven & Co Financial Services | 11 Google reviews | 1985 | ||
| 39 | S.A. Land Conveyancers15 Sydney St, Adelaide SA 5065 | 15 Google reviews | 1985 | ||
| 40 | Steven M Clark Lawyers1 Adelaide Rd, Gawler SA 5118 | 31 Google reviews | 1985 | ||
| 41 | TOOP+TOOP | Luxury Real Estate Adelaide | 86 Google reviews | 1985 | ||
| 42 | Baker Young Limited | 15 Google reviews | 1985 | ||
| 43 | Marshall SA Real Estate314 Portrush Rd | 20 Google reviews | 1985 | ||
| 44 | LJ Hooker Glenelg | Brighton | 90 Google reviews | 1986 | ||
| 45 | 360Private170 Greenhill Rd, Adelaide SA 5063 | 25 Google reviews | 1986 | ||
| 46 | Adelaide Tuition Centre & Essentials Education | 10 Google reviews | 1986 | ||
| 47 | Southern Vales Legal | 53 Google reviews | 1986 | ||
| 48 | ROE - Retirement Advice Specialists11/780 South Road, Glandore SA 5037 | 30 Google reviews | 1987 | ||
| 49 | Roy Laird - Barossa and Elizabeth Real Estate Agent29 Philip Hwy, Adelaide SA 5112 | 55 Google reviews | 1988 | ||
| 50 | Quantum Accounting452 Pulteney St, Adelaide SA 5000 | 17 Google reviews | 1988 |
Staying Power compared 1,549 professionals in South Australia, with 58,433 Google reviews between them. Of these, 122 meet this list's method. The median rating is 4.9 from a median of 11 reviews.
Of the professionals compared, the most reviewed is Magain Real Estate Stepney, with 769 Google reviews at 4.7.
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 professionals in South Australia have been trading the longest?
- As of October 2026, the three longest-trading professionals in South Australia on Staying Power are Bruse Real Estate (started in 1957; 4.3 from 114 Google reviews), Elders Real Estate Gawler (started in 1958; 4.5 from 79 Google reviews) and H&R Block Tax Accountants - Hallett Cove (started in 1971; 5.0 from 18 Google reviews).
- How does Staying Power rank professionals in South Australia?
- 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 professionals in South Australia did Staying Power compare?
- Staying Power compared 1,549 professionals in South Australia, with 58,433 Google reviews between them. Of these, 122 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.