La Loma, September 17 of 2026

* The official websites of Drummond Ltd. and Drummond Energy Inc. for the submission of resumes
To prevent the general public from being affected by fraudulent recruitment processes carried out in its name or by fake social media profiles, Drummond reiterates its official channels and personnel selection procedures:
- The only authorized channel for submitting resumes is through its official
websites—www.drummondltd.com or www.drummondenergy.com—under the
“Our Company/Human Talent – Work with Us” section.
- Company personnel responsible for recruitment processes use corporate email addresses with the domains @drummondltd.com or @drummondenergy.com (they do not use Gmail, Hotmail, etc.). Please verify that the domain is correct.
- Job offers or calls for applications for training programs are published exclusively
on the company’s website and official social media channels, which are:- X: @DrummondLtdCo
- Instagram: @drummondltdco
- LinkedIn: Drummond Ltd. / Drummond Energy
- Facebook: Drummond Ltd. Colombia.
- Other than those mentioned above, there are no other social media profiles or
accounts authorized for use by individuals claiming to be Company employees for
the purpose of conducting alleged recruitment processes.
- Drummond clarifies that it does not use
intermediaries for any of its recruitment or
hiring processes.
- Furthermore, it clarifies that it does not demand or accept perks or payments of any kind, either directly or through intermediaries, to access its vacancies or training programs.
- It does not use social media groups or instant
messaging services to conduct recruitment
processes.

The company urges the public to refrain from sending resumes or making payments to private individuals or via unofficial channels.
It emphasizes that anyone aware of irregularities in the recruitment processes should report them via email at denuncias@drummondltd.com or through its online citizen service portal: https://drummond.boreal- is.com/portal/drummond. It reiterates that it guarantees complete confidentiality for those who report such situations.



