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INDIVIDUAL FACILITIES AND SELECTED SOURCES
Below is basic information about individual facilities in our database and selected sources we've drawn on to support the analysis.  To navigate to other sites, use the search page.

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Mountain Iron Facility (Expansion)

Heliene

Mountain Iron, MN, USA

-92.6061965879692, 47.5216968133626

The Big Green Machine Site ID: 381B

Additional Information:

Sector: Solar

Activity: Manufacturing

Product: Solar Modules


Project Announcement Date: 9/10/2021

Target for Starting Production: 2023

Date Commercial Production Started: 10/28/2022

Announced Post Inflation Reduction Act: Yes


Target Annual Production: 0.42 GW

Operating Status: Operating


Target Jobs: 210

Capital Investment: $21 million

Congressional District: MN8

Government Subsidies:

Local/State: $11.5 million

Selected Sources:

“Heliene opens 420-MW solar panel assembly line in Minnesota”, Kelly Pickerel, Solar Power World, 26 Oct 2022. 🔗


“Heliene adds 420 MW U.S. solar panel assembly line”, Ryan Kennedy, pv magazine USA, 31 Oct 2022. 🔗



“Heliene just expanded its US solar panel manufacturing again”, Michelle Lewis, Electrek, 05 Dec 2023. 🔗


“Two companies enter historic, multimillion-dollar deal to manufacture solar panels domestically — here's how it could affect American energy”, Rick Kazmer, The Cool Down, 20 Apr 2024. 🔗



“Solar panel company plans $145M factory in Twin Cities”, Burl Gilyard, Star Tribune, 25 Jul 2023. 🔗


“St. Anthony: Canadian solar manufacturer expands on Minnesota Iron Range”, Neal St. Anthony, Star Tribune, 25 Sep 2021. 🔗


“How to start a solar panel manufacturing facility in the United States”, Kelly Pickerel, Solar Power World, 04 Sep 2018. 🔗


Tracked Expansions, Acquisitions, or Related Sites:

This site has 1 major expansion(s).

Those expansion(s) are tracked below:


Site 381A: Mountain Iron Facility


This website, dashboard, and dataset are maintained by Jay Turner and student researchers in the Environmental Studies Department at Wellesley College. It is updated at least monthly. The data presented are compiled from publicly available sources. Summary statistics are incomplete and omit data from sites where publicly available information (regarding capital investments, employment levels, etc.) is unavailable. While we make every effort to ensure the information presented here is accurate, the information should be treated as estimates. We assume no responsibility or liability for any errors or omissions. The information contained in this site is provided on an "as is" basis with no guarantees of completeness, accuracy, or usefulness. The Big Green Machine® is a registered trademark. Please submit feedback using this formData on this site last updated on April 19, 2025. 

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