Knife River Acquires Morgan Asphalt to Enter Utah

Pave America Acquires Ridge Rock, Inc.

April 3, 2026

Industrial Services

Pave America, LLC acquired Ridge Rock, Inc., a Salt Lake City-based pavement repair and maintenance provider. The deal expands Pave America’s footprint in the Mountain West and strengthens its ability to serve commercial and municipal customers in the region.

Kadant Inc. Acquires Key Knife, Inc.

December 28, 2023

Manufacturing

Kadant Inc. has agreed to acquire Key Knife, Inc. and certain affiliates for approximately $156 million in cash, with the deal expected to close in early January 2024. Key Knife, headquartered in Tualatin, Oregon, (141 employees, ~$65M trailing twelve-month revenue) will become part of Kadant's Industrial Processing segment; the acquisition will be financed primarily through borrowings under Kadant's revolving credit facility.

Pave America Acquires Kansas Asphalt

October 10, 2023

Construction

Pave America has partnered with and added Kansas Asphalt, a Bucyrus, Kansas–headquartered asphalt and concrete paving and maintenance provider, to its platform as an add-on to expand its national footprint. The transaction brings Kansas Asphalt’s self-performing locations and subcontractor network into Pave America’s platform, which is backed by private equity sponsors including Shoreline Equity Partners (and referenced Trivest Partners in the announcement).

Knife River Acquires Baker Rock Resources and Oregon Mainline Paving

November 22, 2021

Construction

Knife River Corporation, the construction materials subsidiary of MDU Resources Group, Inc., has acquired Baker Rock Resources and Oregon Mainline Paving to expand its platform in the Pacific Northwest. The transactions add about 230 employees, replenish aggregate reserves near the Portland metro area, and bring increased paving capabilities to Knife River's Northwest region.

Stone Canyon Industries Holdings Acquires Kissner Group Holdings

February 3, 2020

Manufacturing

Stone Canyon Industries Holdings LLC agreed to acquire Kissner Group Holdings LP, a leading North American producer and supplier of rock, specialty and evaporated salt. Sellers included Metalmark Capital Holdings LLC and Silvertree-KMC II LP; terms were not disclosed in the initial announcement and the deal subsequently closed at approximately $2.0 billion.

May River Capital Forms Advanced Material Processing and Acquires Kason Corporation

August 1, 2019

Manufacturing

Chicago-based private equity firm May River Capital formed a new platform, Advanced Material Processing (AMP), and concurrently acquired Kason Corporation to be part of the platform alongside existing portfolio company Marion Process Solutions. Northstar Capital provided subordinated debt and an equity co-investment to finance the transaction. The deal aims to consolidate complementary material-processing equipment businesses to expand engineering capabilities and accelerate organic and acquisitive growth in hygienic process end markets.