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COMANCO Promotes Ubaldo Mancilla


COMANCO Promotes Ubaldo Mancilla to Leadman. 

Join us in celebrating as COMANCO promotes Ubaldo Mancilla from Lead QA/QC Technician to Leadman.

For over fifteen years, Ubaldo Mancilla has risen to the occasion of conquering new challenges and taking on new tasks. His commitment and performance have driven his advancement from Lead QA/QC Technician to Leadman.

As we recognize him for his hard work, we are equally excited to watch him continue to excel in his new position!

Congratulations to Ubaldo on your promotion! Great job! Getting to watch employees like Ubaldo succeed is another reason why COMANCO is committed to facilitating growth in the workplace.


COMANCO is an environmental, commercial, and civil construction company specializing in the construction of containment of facilities.

We constantly seek new, more efficient ways to provide Safe and Quality Service to our customers. As a result, we are the nation’s leading service provider to the geosynthetics marketplace.

At COMANCO, Quality equates to Value. Given that we constantly seek better solutions for our customers, our team is always growing. And that is our competitive advantage. COMANCO follows a strict quality control protocol and has set minimum test requirements that meet or exceed ASTM and GSI standards.