The money is real and coming—a commitment made public, with the president's name attached.
São Paulo's refinery sector, which dominates Brazil's refining capacity, will receive R$17 billion of the total R$37 billion investment package announced by Petrobras. The company plans a 20MW solar plant at Paulínia refinery (R$100 million) and port expansion at Santos, plus optimization of secondary recovery in offshore fields Sapinhoá and Mexilhão.
- R$37 billion investment in São Paulo state through 2030
- R$17 billion directed to refinery sector
- 20-megawatt solar plant at Paulínia refinery (R$100 million)
- Paulínia refinery capacity to increase 5 percent by 2027
- Marine fuel blend contains 24 percent renewable content, potential for 30 percent
Petrobras will invest R$37 billion in São Paulo state between 2026-2030, with R$17 billion directed to refineries. The investment spans exploration, refining, gas, energy, biofuels and logistics including a major solar project.
Petrobras is committing 37 billion reais to São Paulo state over the next four years, a sprawling investment across the full spectrum of the company's operations—from deep-water oil fields to solar panels on refinery rooftops. The announcement came Friday in a video message from company president Magda Chambriard, who framed the spending as a signal of confidence in the state that houses the bulk of Brazil's refining capacity.
The money will flow into six distinct areas: exploration and production of crude, refining operations, natural gas infrastructure, power generation, biofuels, and logistics networks including the Port of Santos. But the refining sector is the clear priority. Of the 37 billion reais, 17 billion will go directly to refineries—a reflection of São Paulo's outsized role in the country's fuel supply chain. The Paulínia refinery, located inland in the state's interior and the largest in Petrobras' portfolio, will see its processing capacity grow by 5 percent by next year alone.
Two offshore fields will benefit from the investment push. The Sapinhoá and Mexilhão fields, both producing oil from beneath the Atlantic, will undergo secondary recovery optimization—a technique that extracts additional crude from reservoirs already in production. The company is also developing an unnamed discovery it has internally labeled the "Aram field," though details on that project remain sparse.
Among the most visible pieces of the investment plan is a 100-million-real solar power plant at the Paulínia refinery. The 20-megawatt facility, already under contract, will be the largest photovoltaic installation Petrobras has built at any refinery. It represents a modest but concrete step toward integrating renewable energy into operations traditionally powered by fossil fuels. The company is also expanding the Port of Santos, specifically building new storage tanks to supply marine fuel to ships—a commodity increasingly blended with renewable content. Chambriard noted that the bunker fuel being supplied now contains 24 percent renewable material, with potential to reach 30 percent if Asian markets accept the higher blend.
It is worth noting that none of this is new money. Chambriard herself acknowledged that these investments were already baked into Petrobras' five-year strategic plan. The announcement, then, is less about a sudden shift in direction and more about a public reaffirmation of existing commitments—a way of signaling to São Paulo's government, workers, and business community that the company intends to follow through on what it promised. The investments span the traditional oil and gas backbone of the company's business while making room for the renewable energy transition that regulators and investors increasingly demand. By 2030, the shape of Petrobras' footprint in São Paulo will look materially different from today, even if the trajectory was set years ago.
Notable Quotes
We will build storage tanks to guarantee bunker supply for ships, with marine fuel containing 24 percent renewable content and potential expansion to 30 percent.— Magda Chambriard, Petrobras president
The Hearth Conversation Another angle on the story
Why announce investments that were already in the plan? What changes by saying it out loud?
Visibility. A five-year plan is a document. An announcement is a commitment made public, in front of cameras, with the president's name attached. It signals to the state government, to workers, to suppliers that the money is real and coming.
The refinery sector gets nearly half the total. Is that because refining is where the money is, or because it's where the problems are?
Both. São Paulo's refineries are the backbone of Brazil's fuel supply. They're also aging in some cases, and they need modernization. The secondary recovery work on those offshore fields—that's about squeezing more life out of existing assets. It's not glamorous, but it's essential.
The solar plant seems small relative to the total. Why highlight it?
Because it's symbolic. A 20-megawatt solar facility on a refinery is still unusual in Brazil. It shows the company is serious about the energy transition, even if the scale is modest. It's a visible sign of change.
What about the unnamed field—the Aram field? Why keep it unnamed?
Likely because the discovery is still being evaluated. Naming it formally would trigger regulatory filings and public scrutiny. Keeping it internal for now gives the company flexibility while they assess what's actually there.
The renewable content in marine fuel—24 percent now, maybe 30 percent later. That seems like a small shift.
It is. But it's the direction that matters. Ships need fuel. If Petrobras can supply it with renewable blending and Asian markets accept it, that's a competitive advantage. It's incremental, but it's movement.