H.W. Lochner Acquires KOA Corporation

H.W. Lochner Acquires Armstrong Consultants

December 15, 2022

Engineering Services

H.W. Lochner, Inc. has acquired Armstrong Consultants, a Grand Junction, Colorado–based airport engineering and planning firm. The acquisition expands Lochner's aviation practice, broadens its geographic presence across the western United States, and adds Armstrong's airport planning, engineering, and construction administration capabilities to Lochner's service offering.

Lochner Acquires K Friese + Associates

May 4, 2023

Engineering Services

H.W. Lochner, Inc. has acquired K Friese + Associates, a Texas-based civil engineering firm that provides water/wastewater, drainage, transportation, aviation, and municipal services. The acquisition expands Lochner's water and drainage capabilities and Texas presence; K Friese will operate as K Friese + Associates, A Lochner Company, and founder Karen Friese will join Lochner's board.

Lochner Acquires Triunity, Inc.

November 20, 2023

Engineering Services

H.W. Lochner, Inc. acquired Triunity, Inc., a Denver-based engineering, program/project management, and construction management firm, to expand Lochner's Transit & Rail and Municipal Services capabilities and establish a National Transit & Rail Practice. Triunity will operate as "Triunity, Inc., A Lochner Company" with founders Jonnie and Marvin Thomas remaining in leadership roles.

WAVE Electronics Acquires KOA Electronics Distribution

September 10, 2024

Logistics & Distribution

Houston-based WAVE Electronics, backed by Altamont Capital Partners, has acquired KOA Electronics Distribution of Panorama City, California. The deal — financed by Altamont — expands WAVE's footprint to 16 warehouse locations and strengthens its presence in the California custom-integration market; terms were not disclosed.

Egis Merges with Lochner to Expand U.S. Footprint

August 4, 2025

Engineering Services

Global engineering and consulting firm Egis has merged with U.S.-based infrastructure firm Lochner, positioning Lochner as the cornerstone of Egis' U.S. expansion. The combined organization brings together Lochner’s more than 1,100 professionals and Egis’ U.S. team to pursue organic and acquisitive growth across transportation, water, energy, and environmental markets.

Wolter Inc. Acquires Cincinnati Crane & Hoist

July 16, 2024

Manufacturing

Wolter Inc., a Brookfield, Wisconsin-based material handling solutions provider, has acquired Cincinnati Crane & Hoist, a Cincinnati-area manufacturer of overhead cranes, hoists, and custom crane systems. The acquisition expands Wolter's manufacturing capabilities and product offerings in the crane and hoist market, while preserving CC&H's turnkey engineering, installation, and service capabilities.