Lime Rock New Energy Makes Growth Investment in Hawk Line Construction

Lime Rock New Energy Makes Growth Investment in Boulder Imaging

April 8, 2026

AI & Machine Learning

Boulder Imaging, a provider of ultra-high speed machine vision technologies for wind energy and manufacturing, received a significant growth investment from Lime Rock New Energy (LRNE). The recapitalization is intended to accelerate Boulder Imaging’s global growth, product innovation, and entry into new markets and industry verticals, while founder-CEO Carlos Jorquera and President/COO Don Mills retain meaningful ownership.

BayHawk Capital Makes Strategic Growth Investment in Gridco

February 24, 2026

Industrial Services

Gridco, a provider of maintenance, upgrade, and construction services to electric utilities, received a strategic growth investment from BayHawk Capital. The capital is intended to support organic growth and strategic acquisitions, while expanding Gridco’s ability to serve utility clients and grow its workforce as it scales toward being a national provider.

Lime Rock Partners Commits Equity to Athena Energy Partners

January 15, 2026

Oil & Gas

Lime Rock Partners has closed an equity commitment to Athena Energy Partners, a Houston-based upstream oil and gas company led by former Ensign Natural Resources executives. The capital will support Athena’s acquisition, optimization and development of oil and gas properties with an initial focus on South Texas’ Eagle Ford Shale.

Hull Street Energy Makes Strategic Investment in Greenskies Clean Focus

October 16, 2023

Renewable Energy

Hull Street Energy has made a strategic growth investment in Greenskies Clean Focus, a vertically integrated developer, constructor, financier, owner and operator of distributed solar, storage and microgrid projects. The investment expands Hull Street Energy's footprint in critical power infrastructure and will support accelerated deployment of behind-the-meter renewable resources across the United States, in collaboration with prior investor JLC Infrastructure and Greenskies leadership.

Lime Rock New Energy Acquires Controlling Stake in Electric Power Engineers (EPE)

January 13, 2022

Energy

Lime Rock New Energy, a growth equity firm focused on the energy transition, has acquired a controlling interest in Electric Power Engineers, LLC (EPE). The investment provides growth capital to accelerate EPE's expansion of engineering, consulting, and software solutions for power systems, while EPE president Hala N. Ballouz will remain CEO and a significant minority owner.

Gainline Capital Partners Makes Growth Investment in Atlantic Energy

July 13, 2021

Energy

Gainline Capital Partners has made a growth investment in Atlantic Energy, a Deerfield Beach, Florida-based electricity and natural gas retailer that bundles value-added, tech-enabled products to help customers reduce consumption. The financing provides Atlantic with its first institutional capital to accelerate growth; industry veteran Deryl Brown joined as Executive Chairman as part of the transaction.