Trusted by Industry Leaders
40+ Years Serving the Heavy Industry
From major IOCs to national oil companies, Sigma has delivered procurement excellence for the most demanding projects in the Americas.
40+
Years of Experience
500+
Projects Completed
8
Major IOC Partners
2
Regional Offices
Our Project Partners
We've partnered with the world's leading energy companies on major construction, turnaround, and procurement projects.
Repsol
Quiriquire Gas Project
ExxonMobil
Cerro Negro Operations
Chevron
Upgrader Project
ConocoPhillips
Upgrader Project
Eni Group
Supermetanol
Mitsubishi
Metor Plant
PDVSA
Puerto La Cruz Refinery
Join Our Growing List of Partners
Whether you're planning a major project or need reliable MRO support, we're ready to help.