Updated in October 2025
Top Testing & QA Companies
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List of best Testing & QA firms
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Testing & QA Leaders Board
1
Calibraint
2
SDLC Corp
3
DianApps
4
EffectiveSoft
5
Clarion Technologies
6
AFour Technologies
7
Zymr, Inc.
8
Nous Infosystems
9
XB Software
10
Binmile
11
Beyond Key
12
Forte Group
13
Atlantbh
14
Tremend
15
Relevant Software
1
Calibraint
2
SDLC Corp
3
DianApps
4
EffectiveSoft
5
Clarion Technologies
6
AFour Technologies
7
Zymr, Inc.
8
Nous Infosystems
9
XB Software
10
Binmile
11
Beyond Key
12
Forte Group
13
Atlantbh
14
Tremend
15
Relevant Software
Vendorland Scores & Parameters
| # | Company | Overall score | Category score | Clients & experience | Reviews | Brand recognition | Track record | Geo strategy | Focus % |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Calibraint | 89 | 77 | 20 | 20 | 15 | 19 | 12 | 10 |
| 2 | SDLC Corp | 88 | 76 | 20 | 20 | 17 | 19 | 13 | 5 |
| 3 | DianApps | 88 | 76 | 18 | 18 | 16 | 18 | 14 | 10 |
| 4 | EffectiveSoft | 84 | 73 | 19 | 19 | 14 | 18 | 11 | 15 |
| 5 | Clarion Technologies | 83 | 72 | 20 | 17 | 16 | 19 | 11 | 10 |
| 6 | AFour Technologies | 82 | 72 | 19 | 17 | 14 | 18 | 12 | 45 |
| 7 | Zymr, Inc. | 82 | 71 | 20 | 15 | 15 | 19 | 13 | 10 |
| 8 | Nous Infosystems | 81 | 78 | 20 | 17 | 15 | 18 | 15 | 10 |
| 9 | XB Software | 81 | 70 | 19 | 20 | 15 | 19 | 11 | 15 |
| 10 | Binmile | 79 | 68 | 19 | 19 | 13 | 18 | 13 | 20 |
| 11 | Beyond Key | 77 | 67 | 18 | 15 | 12 | 16 | 11 | 10 |
| 12 | Forte Group | 76 | 70 | 18 | 19 | 11 | 17 | 11 | 10 |
| 13 | Atlantbh | 76 | 66 | 20 | 20 | 10 | 16 | 11 | 20 |
| 14 | Tremend | 75 | 72 | 18 | 18 | 11 | 17 | 11 | 10 |
| 15 | Relevant Software | 71 | 61 | 20 | 0 | 20 | 19 | 12 | 10 |