How a Fortune 500 media company replaced their black box solution with an audit-ready ESG platform

CHALLENGE

With just two hours per week dedicated to climate work, the company's finance team struggled with the big tech ESG platform's fully manual workflow. Every utility bill required spreadsheet entry, IT ticket submission, and multi-week turnaround times. The platform operated as a black box—emission factors never updated, calculation methodology remained invisible, and any data correction meant weeks of turnaround. For a team managing climate alongside core finance responsibilities, the lack of transparency and control created serious audit-readiness concerns as California disclosure requirements approached.

SOLUTION

Watershed eliminated the IT bottleneck and brought full transparency to the company's ESG measurement. AI agents for PDF bill scanning automated data extraction from utility bills, while direct platform access meant amendments happened immediately instead of waiting weeks. Real-time visibility into calculations, methodology, and automatically updated emission factors transformed climate reporting from a compliance checkbox into trustworthy infrastructure the team could defend to auditors.

RESULTS

IT dependency eliminated—three-week data corrections now happen instantly: Direct platform access removed the IT intermediary. Data corrections that previously required long ticket cycles now happen in real time, with built-in change tracking and reason codes.

Audit-ready transparency replaced black box calculations: "The auditability is completely different," says the company's treasury manager. "I can see how the numbers are calculated, track changes with reason codes, and feel confident handing this over to auditors."

Time savings and accuracy gains enabled scope 3 expansion: PDF bill scanning and automatic emission factor updates freed capacity for strategic work. The team now plans to democratize platform access to facilities teams for direct data entry and tackle scope 3 measurement for 2027 California requirements—work that felt impossible under the previous system.

From spreadsheets to strategic climate infrastructure

Manual workflows, black box calculations

When this Fortune 500 media company began measuring their carbon footprint three years ago, they chose a big tech ESG platform since they already used this platform elsewhere within the company. With limited time for climate work—their treasury manager had roughly two hours per week alongside core finance responsibilities—they needed something straightforward.

Instead, they got the opposite. The process was entirely manual: collect utility bills, enter data into spreadsheets, submit IT tickets for upload, download reports, and hope the numbers were right. Any correction required another three-week IT ticket cycle. Emission factors never updated. The team had no visibility into how calculations worked or what methodology sat behind the numbers.

"It was completely manual," the treasury manager explains. "I'd collect utility bills, put them in a spreadsheet, submit a ticket to IT to upload them, wait for the reports to come back, and hope everything was right. If I needed to correct a single data point, that was a three-week IT ticket."

With California's SB 261 disclosure requirements approaching and European partners asking for emissions information, the black box approach created real risk. The team couldn't defend the methodology. They weren't confident the data would pass an audit.

Transparency, control, and time saved

When the company evaluated alternatives, the choice came down to Watershed and Persefoni. They chose Watershed for its more robust interface and greater automation—but the real value emerged during implementation.

The IT dependency vanished immediately. The team gained direct platform access, eliminating the long ticket cycle. AI agents for PDF bill scanning automated data extraction from utility bills, cutting processing time significantly while maintaining manual verification controls. Most importantly, Watershed's transparent calculation methodology and automatic emission factor updates solved problems the team didn't even know they had.

"Watershed updates emission factors automatically in the background—I didn't even know I needed that until I saw the same electricity usage showing lower emissions because the grid had gotten cleaner,” the treasury manager says.

Built-in change tracking with reason codes meant every amendment had documentation. The team could finally see how the platform calculated emissions, what assumptions it made, and why numbers changed over time. For someone managing climate work alongside finance responsibilities, the transparency transformed audit preparation from anxiety to confidence.

Numbers to stand behind, a platform to scale with

The switch delivered immediate operational improvements—but the strategic impact runs deeper. The company now treats their ESG platform as infrastructure they can build on, not a compliance hurdle to clear.

The team plans to expand platform access to facilities teams for direct data entry, expecting more accurate data from people closest to the information. They're preparing to tackle scope 3 measurement for California's 2027 requirements—work that felt impossible when every utility bill required a multi-week IT ticket.

"The auditability is completely different. I can see the methodology, track changes with reason codes, and feel confident handing this over to auditors."

The shift from the big tech ESG platform to Watershed went beyond speed or automation—it enabled the team to move from managing around a tool's limitations to actually trusting the infrastructure beneath their climate program.