StoneTree Investment Partners Invests in Viking Engineering & Development

Valstone Receives Minority Investment From Viking Global Investors

March 9, 2026

Cloud & SaaS

Valstone, a long-term acquirer and developer of mission-critical industrial software businesses, announced a strategic minority investment from Viking Global Investors. The partnership is intended to support Valstone’s continued expansion, including further acquisitions and growth of its AI Labs incubator.

StoneTree Investment Partners Acquires Reel Power International

December 11, 2025

Manufacturing

StoneTree Investment Partners has acquired Reel Power International, an Oklahoma City–based manufacturer of engineered winding, spooling, and material-handling equipment, from Praesidian Capital (with prior partnership involvement from Dubin Clark). The investment will support scaling of automation and systems offerings, continued investment in aftermarket parts and service, and operational improvements across Reel Power's Oklahoma City and Houston facilities; terms were not disclosed.

SRM Equity Partners Partners with Stone Enterprises

September 22, 2025

Manufacturing

SRM Equity Partners has made a strategic investment in Stone Enterprises, a precision manufacturer of aftermarket parts and equipment for the food processing industry, with founder Tracy Stone retaining a meaningful equity stake and remaining as CEO. The partnership will provide operational resources and capital to scale the business, expand solutions, invest in technology, and pursue strategic acquisitions across North America.

Stonepeak Provides Equity Commitment to Longview Infrastructure

March 28, 2025

Infrastructure

Stonepeak has provided an equity commitment to Longview Infrastructure, a newly formed electric transmission development and investment platform, to support the origination, development, construction, and operation of transmission projects across the United States. The partnership aims to scale transmission capacity to meet rising electricity demand and renewable integration; Sidley Austin advised Stonepeak and Vinson & Elkins advised Longview.

Crossplane Capital Acquires Controlling Interest in Viking Fence

March 1, 2023

Building Products

Dallas-based private equity firm Crossplane Capital has acquired a controlling interest in Viking Fence, an Austin-headquartered provider of fence rentals, sanitation rentals, fence installations and complementary building products and services across Texas. Yukon Partners provided mezzanine capital to support the transaction, and Viking owner Sal Chavarria and the company’s management team partnered with Crossplane in the deal to drive the company’s next phase of growth.

StoneTree Investment Partners Acquires Power Test

May 20, 2022

Manufacturing

StoneTree Investment Partners, a Dallas-based private investment firm, has acquired Power Test, LLC, a Sussex, Wisconsin manufacturer of dynamometers, heavy equipment testing systems, and related data acquisition and control systems. The investment is intended to support continued growth and operational improvements at Power Test, combining the company's product and customer-support capabilities with StoneTree's industrial operating expertise.