# Darrin Erdahl

> Darrin Erdahl is the co-founder and founding CEO of The SEER Group, established with Eric Beardemphl in 2018. His work helped assemble a network of local HVAC, plumbing and electrical businesses through acquisitions and partnerships that retain established brands and often their operating leaders. His public professional profile lists Erdahl Holdings, more than 35 years of business ownership and acquisition experience, and Nashville as his location.

- **Role:** Business owner and investor at Erdahl Holdings; co-founder and founding CEO of The SEER Group
- **Organizations:** Erdahl Holdings, The SEER Group, Transformative Wave
- **Education:** Washington State University
- **Known for:** Co-founded The SEER Group in 2018., Led SEER as founding CEO during its early expansion across local home-services businesses., SEER reached 30 acquisitions by March 2023.

## Career timeline

- **1978-1982** — Attended Washington State University, as listed on his professional profile.
- **2018** — Co-founded The SEER Group with Eric Beardemphl and served as its founding CEO.
- **2020** — SEER announced its twelfth acquisition, Coffman & Company, expanding into Colorado.
- **2021** — SEER announced majority investments in Brower Mechanical and Maki Heating & Air Conditioning.
- **2022** — SEER reached its twenty-seventh acquisition with Evergreen Gas, Heating & Cooling.
- **2023** — SEER announced Raymark Plumbing as its thirtieth acquisition; Genstar Capital acquired SEER in April.

## Achievements

- Co-founded The SEER Group in 2018.
- Led SEER as founding CEO during its early expansion across local home-services businesses.
- SEER reached 30 acquisitions by March 2023.

## Latest updates

- **2026-05** — SEER announced Harish Ramalingam as CEO, effective April 30, succeeding Justin Nagy. The announcement described 40 businesses across 11 states; Erdahl is the co-founder and founding CEO.

## Links

- LinkedIn: https://www.linkedin.com/in/darrin-p-erdahl-3a936860

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Profile page: https://yespress.io/darrin-erdahl
Published by YesPress — https://yespress.io
Last updated: 2026-10-21