Company: TSLTF
Filing Date: 2025-12-12
Form Type: SUPPL
Source: 0001193125-25-317786
Chunk: 332

Company: TRANSALTA CORP
Filing Date: 2025-12-12
Form: SUPPL
Chunk 332
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 Possessing a labour relations strategy; |

| • |     | Applying a human-centric approach that emphasizes the employee experience, including actively                              
 improving our workplace culture, focusing on ED&I strategies and offering health and wellness programming and initiatives; |

| • |     | Focusing on employee learning and development; |

| • |     | Monitoring industry compensation and aligning salaries with those benchmarks; |

| • |     | Using incentive pay for non-union roles to align employee 
 goals with corporate goals;                               |

| • |     | Monitoring and managing target levels of employee turnover; and |

| • |     | Ensuring employees have the appropriate training and qualifications to perform their jobs. |

We are subject to risks associated with our ownership interests in projects that are under construction, which could result in our inability to complete construction projects on time or at all, and make projects too expensive to complete or cause the return on an investment to be less than expected. TransAlta has interests in certain projects that have not yet started operations or are under construction. There may be delays or unexpected developments in completing any future construction projects, which could cause the construction costs of these projects to exceed our expectations, result in substantial delays or prevent the project from commencing commercial operations. Various factors could contribute to construction-cost overruns, construction halts or delays or the failure to commence commercial operations, including: delays in obtaining, or the inability to obtain, necessary land rights, permits and licences; delays and increased costs related to the interconnection of new projects to the transmission system; the inability to acquire or maintain land use and access rights; the failure to receive contracted third-party services; interruptions to dispatch at the projects; supply chain disruptions, including as a result of changes in international trade laws, regulations, agreements, treaties, taxes, tariffs, duties or policies of Canada, the U.S. or other countries in which the Company’s suppliers are located; work stoppages;

labour disputes; weather interferences; unforeseen engineering, environmental and geological problems, including, but not limited to, discoveries of contamination, protected plant or animal species or habitat, archaeological or cultural resources or other environment-related factors; unanticipated cost overruns in excess of budgeted contingencies; and failure of contracting parties to perform under contracts. In addition, if we or one of our subsidiaries has an agreement for a third party to complete construction of any project, TransAlta is subject to the viability and performance of the third party. Our inability to find a replacement contracting party, if the