Signal Hill Equity Partners Invests in CSArch to Launch National A/E Platform

Signal Hill Equity Partners Enters Strategic Partnership with KGD Architecture

October 7, 2025

Engineering Services

Signal Hill Equity Partners, a middle-market private equity firm, has entered into a strategic partnership with KGD Architecture, a multidisciplinary architecture and design firm based in Washington, D.C. KGD will join Signal Hill’s growing national AEC platform alongside CSArch, ZMM Architects and Engineers, and Kluber Architects + Engineers; financial terms were not disclosed and KGD’s leadership and staff will remain in place.

Signal Hill Equity Partners Invests in Kluber Architects + Engineers

September 9, 2025

Engineering Services

Signal Hill Equity Partners has made a strategic growth investment in Kluber Architects + Engineers, an Aurora, Illinois-based architecture and engineering firm. Kluber will remain led by its existing leadership team and will join Signal Hill’s growing A&E platform alongside CSArch and ZMM Architects to expand the firm’s geographic reach and capabilities across government, education, and healthcare markets.

Aquiline Capital Partners Acquires SEI's Family Office Services Business (Archway)

February 27, 2025

Wealth Management

Aquiline Capital Partners has acquired SEI's Family Office Services business for $120 million; the business will operate independently as Archway effective June 30, 2025. Archway delivers accounting, investment reporting and outsourced services to family offices via the Archway Platform (supporting roughly $733 billion in assets) and Aquiline plans to invest in product, customer experience and growth.

Tower Arch Capital Partners with CCI Network Services

January 8, 2020

Telecommunications

Tower Arch Capital has partnered with CCI Network Services, a Salt Lake City-based provider of mission-critical voice, data and cloud solutions, to provide investment capital to support CCI's growth and acquisitions. The transaction preserves CCI's co-founders in management and aims to expand the company's services, capabilities and national footprint.

MSouth Capital Invests $25 Million in ProArch

February 14, 2022

IT Services

MSouth Capital, an Atlanta-based private investment firm, has provided ProArch with a $25 million debt and minority equity growth investment to accelerate product development, expand delivery capabilities, and support inorganic growth. The funding will help ProArch scale its cloud, cybersecurity, and data/AI managed services and pursue acquisitions aligned with its strategy.

Tower Arch Capital Recapitalizes S&N Communications and Forms S&N Infrastructure Services

December 5, 2023

Infrastructure

Tower Arch Capital has formed S&N Infrastructure Services, LLC in partnership with Allen Powell and S&N's leadership to complete a recapitalization of N&S Construction, Inc. d/b/a S&N Communications. The investment will support the company's planned geographic expansion and capability growth across its communications and electric utilities infrastructure services in the Mid-Atlantic and Southeast.