Operating in California?
Never fail an SB 253 audit
We take you from first data collection to compliance in weeks, with built-in checks and expert support along the way.
SB 253 compliance. On time. Under control.
Meet the August 10 2026 deadline with a fast, structured path to compliance.
Sweep gets you up and running quickly and removes friction from data collection.
Go live in a matter of weeks and get ahead of reporting deadlines.
Use pre-built templates, clear milestones, and simple implementation framework.
We handle the setup, your team provides the data.
California Climate Disclosure compliance for every company
SB 253 requires a majority of businesses operating in California to disclose their climate impact, including Scope 3 emissions. The data is hard for teams to track down and difficult to calculate accurately.
Sweep offers one platform for collecting, calculating and reporting on your emissions.
Sweep makes it much easier to achieve compliance, and really streamlines what is a complex audit process.
Your 8-week path to SB 253 compliance
Week 0 – 3
Connect your data
Link your existing systems and upload what you already have. No complex setup.
- Centralize carbon and ESG data across your business and value chain
- Use a single dataset across multiple regulatory and voluntary frameworks
- Eliminate errors and silos for faster, smarter decision-making
Week 3 – 4
Map your emissions
Calculates your emissions automatically and understand what’s missing.
- Apply recognised carbon accounting methodologies across Scope 1 and 2
- Define data sources and emission factors that match your operations and regions
- Automate calculations while keeping full transparency and control
Week 4 – 8
Complete your first Scope 1 & 2 footprint
Identify, collect and quantify your core emissions, moving from raw data to a verified baseline in around two months.
- Collect activity data in a consistent, structured way
- Validate results with quality checks and full data traceability
- Establish a reliable baseline you can build on year after year
Week 8
Prepare audit documentation
Your data for Scopes 1–3 is structured, documented, and ready for reporting and assurance.
- Centralized, clean data across all scopes and entities
- Built-in documentation, audit trails and quality controls for assurance
- A repeatable reporting process you can rely on every year
Sweep is built for climate disclosure compliance
We serve companies subject to California SB 253, CSRD and other frameworks globally. We handle Scope 1, 2, and 3 emissions tracking, third-party assurance preparation, and regulatory reporting.
Unlike generic carbon accounting tools, Sweep provides:
- CARB-compliant reporting templates
- Dedicated expert support through assurance
- Automated Scope 3 supplier data collection
- Continuous audit readiness monitoring
Trusted by thousands of companies filing under mandatory climate disclosure laws.
Sweep Named a Leader in IDC MarketScape 2025 for Sustainability Management Platforms
IDC names Sweep a leading ESG data platform for carbon accounting, scalable data management, and driving action across Track, Disclose, and Act.
Verdantix's Smart Innovators: ESG & Sustainability Reporting And Data Management Software (2025)
Verdantix names Sweep a top 3 ESG and sustainability reporting solution in their Smart Innovators report.
IDC MarketScape: Worldwide Carbon Accounting and Management
IDC MarketScape positions Sweep as a leader in worldwide sustainability and carbon management software.
Join the thousands of companies already reporting with Sweep