# Persefoni

> Persefoni sells carbon accounting and sustainability management software to companies and financial institutions. Its platform calculates Scope 1, 2, and 3 emissions, maintains traceable records, supports disclosures and supplier engagement, and models reduction plans. A free Pro tier sits alongside paid enterprise software and services.

- **Founded:** 2020
- **Headquarters:** Mesa, United States
- **Founders:** Kentaro Kawamori (CEO and Co-Founder), Jason Offerman (President, COO and Co-Founder), Kim Stroh (Chief Digital & Information Officer and Co-Founder)
- **Products:** Persefoni Pro, Persefoni Advanced, Persefoni for Financial Services, Net Zero Navigator, Sustainability Report Builder
- **Notable:** Xerox case study reports an estimated approximately 40% improvement in GHG inventory calculation speed., Persefoni reported over 8,000 Pro users in more than 100 countries by the end of 2025., Company announced ISO/IEC 42001 AI management-system certification in August 2026.

## Products & services

- **Persefoni Pro** — Free self-service carbon accounting for one user, covering Scopes 1-3; optional reporting and support upgrades.
- **Persefoni Advanced** — Paid enterprise platform with collaboration, configurable inventories, integrations, detailed analytics and reporting.
- **Persefoni for Financial Services** — PCAF-aligned financed-emissions calculations, portfolio analytics, investor reporting and portfolio company engagement.
- **Net Zero Navigator** — Reduction scenario modeling developed with Bain & Company, using industry-specific actions.
- **Sustainability Report Builder** — Guided disclosure workflows combining narrative answers and quantitative data; included in Pro and Advanced.
- **Persefoni Analytics Agent** — Natural-language analysis and charts using existing Activity Ledger data; it does not calculate new emissions.
- **Persefoni Data Agent** — AI-assisted source-column mapping and data preparation, with human approval and a downloadable decision log.
- **Persefoni Sustainability Agent** — GPT-based carbon accounting and platform assistant, formerly called Copilot.
- **Climate and compliance services** — Professional support for inventories, disclosures, and climate-risk reporting, including work with First Street.

## Achievements

- Xerox case study reports an estimated approximately 40% improvement in GHG inventory calculation speed.
- Persefoni reported over 8,000 Pro users in more than 100 countries by the end of 2025.
- Company announced ISO/IEC 42001 AI management-system certification in August 2026.
- Company reports recognition as a Leader in the 2024 Forrester Wave for Sustainability Management Software.

## Latest updates

- **2026-08** — Announced ISO/IEC 42001 certification for its AI management system on August 24.
- **2026-08** — Introduced Data Agent for AI-assisted data preparation on August 20.
- **2026-05** — Introduced Analytics Agent for natural-language exploration of ledger data on May 5.
- **2025-10** — Diligent announced carbon accounting client transition and equity investment on October 22.

## Links

- Website: https://www.persefoni.com/
- LinkedIn: https://www.linkedin.com/company/persefoni/
- Twitter/X: https://twitter.com/Persefoni
- YouTube: https://www.youtube.com/channel/UCd3yGB2Y9P-Qx1KThAVbD0Q
- Facebook: https://www.facebook.com/PersefoniAI

---

Profile page: https://yespress.io/persefoni
Published by YesPress — https://yespress.io
Last updated: 2026-10-23