Ameresco and Terrestrial Energy to Deploy Advanced Nuclear Power at US Army Base

Key Facts

1Ameresco has been selected to develop an advanced nuclear power plant project at the U.S. Army's Aberdeen Proving Ground in Maryland.

2Terrestrial Energy will supply its Generation IV Integral Molten Salt Reactor (IMSR) technology for the project.

In a move reflecting the growing trend toward enhancing energy security at critical installations, Ameresco has been selected to develop an advanced nuclear power plant project at the U.S. Army's Aberdeen Proving Ground in Maryland. According to reports, Terrestrial Energy will supply its Generation IV Integral Molten Salt Reactor (IMSR) technology for the project. This partnership aims to provide reliable, carbon-free electricity and industrial heat to a strategic military facility following a competitive selection process.

This collaboration comes as clean-tech companies seek to expand their footprint in government contracting. Per market data, Ameresco (AMRC) closed at $23.75 on September 18, 2026, with a daily range between $22.91 and $24.23. On the same date, Terrestrial Energy (IMSR) recorded a closing price of $4.16, reaching a high of $4.42 during the session, reflecting initial market sentiment regarding advanced nuclear energy developments.

Investors are closely watching the project's progress as a blueprint for small modular reactor applications in the defense sector. With AMRC at $23.75 and IMSR at $4.16 (close September 18, 2026), support and resistance levels derived from recent trading ranges remain a focus for retail traders. Looking ahead, the economic calendar shows no immediate catalysts for the nuclear sector, leaving the focus on the execution timelines of the Maryland project.