# Cindy Taff

> Cindy D. Taff is the Houston-based co-founder and CEO of Sage Geosystems. A mechanical engineer and former Shell vice president, she joined Sage in January 2021 as its fourth employee and became CEO in 2022. Her work applies oil-and-gas experience to geothermal power and subsurface energy storage.

- **Role:** Co-founder and Chief Executive Officer at Sage Geosystems
- **Organizations:** Sage Geosystems, Shell
- **Education:** Bachelor of Science in Mechanical Engineering, Louisiana State University
- **Known for:** Oversaw more than 350 Shell staff and 1,200 contractors across five countries, with about $1 billion in annual spending., Named to TIME100 Climate in 2024., Led Sage during development of its subsurface storage and geothermal projects.

## Career timeline

- **1985** — Joined Shell as a production engineer.
- **1985-2020** — Built a Shell career, ultimately serving as Vice President of Global Unconventional Wells & Logistics.
- **2021-01** — Joined Sage as chief operating officer and fourth employee after its 2020 launch.
- **2022** — Became CEO of Sage.
- **2024** — Named to TIME100 Climate.
- **2025-06** — Presented at TED Countdown Summit.
- **2026-01** — Sage announced over $97 million in Series B funding.
- **2026-09** — Sage selected Blue Mountain in Nevada for Project Vector.

## Achievements

- Oversaw more than 350 Shell staff and 1,200 contractors across five countries, with about $1 billion in annual spending.
- Named to TIME100 Climate in 2024.
- Led Sage during development of its subsurface storage and geothermal projects.
- Delivered a TED Countdown talk in June 2025, published on YouTube in February 2026.

## Latest updates

- **2026-09** — On September 22, Sage named Blue Mountain in Nevada as the location for Project Vector; drilling was planned for Q4 2026, first electricity for 2027 and full production for 2028, subject to approvals.
- **2026-09** — Taff described a US-focused strategy and a 150 MW Meta term sheet with an additional 200 MW option, distinguishing Nevada from the later Meta offtake location.
- **2026-07** — Discussed geothermal and data-center power constraints on The Data Center Frontier Show.
- **2026-02** — TED published her talk on YouTube.
- **2026-01** — Sage announced over $97 million in Series B financing, co-led by Ormat and Carbon Direct Capital.

## Links

- Website: https://www.sagegeosystems.com/
- LinkedIn: https://www.linkedin.com/in/cindy-d-taff-53b77a57/

---

Profile page: https://yespress.io/cindy-taff
Published by YesPress — https://yespress.io
Last updated: 2026-10-24