Mariano Lagos

SENIOR ASSOCIATE, FINANCE

Mariano Lagos is a Senior Associate, Finance at PowerTransitions, where he serves as the key liaison between finance and plant management, delivering financial guidance, performance reporting, variance analysis, budget oversight, and strategic presentations. His responsibilities include leading business planning, managing O&M expenses, supporting accounting policy development, ERP implementation, and collaboration on cross-functional projects to drive operational alignment.

Prior to Joining PowerTransitions, Mariano worked in revenue accounting, financial reporting, budgeting, and process optimization. He held roles at Shell Oil and Apache Corporation supporting refinery, trading, and joint venture operations. His experience includes cross-functional collaboration, ERP systems, audit compliance, and coordinating with international offshore teams across multiple global energy companies.

Mariano holds a Master of Accountancy with a specialization in Forensic Services from Louisiana State University.