SDC Capital Partners Majority Recapitalizes Summit Infrastructure Group (SummitIG)

SummitIG Acquires Dark Fiber and Infrastructure (DF&I) from Blue Owl

June 30, 2026

IT Services

SummitIG, majority owned by SDC Capital Partners, has completed the acquisition of Dark Fiber and Infrastructure, LLC (DF&I) from funds managed by Blue Owl. The deal adds nearly 200 miles of DF&I conduit and dark fiber to expand SummitIG’s route diversity and density across Northern Virginia and into Maryland (to Baltimore).

Thoma Bravo Makes Strategic Minority Investment in SDC Capital Partners

October 2, 2025

Infrastructure

Thoma Bravo has made a strategic minority investment in SDC Capital Partners, a global digital infrastructure investment firm focused on data centers, fiber, wireless and cloud-services infrastructure. The investment, funded from Thoma Bravo's balance sheet, is intended to support SDC's platform expansion as demand for AI, cloud computing and advanced technologies drives increased need for digital infrastructure.

SDC Capital Partners Acquires Majority Stake in IQ Fiber

September 15, 2021

Telecommunications

Funds managed by SDC Capital Partners have acquired a majority interest in IQ Fiber, a residential fiber-optic internet provider headquartered in Jacksonville, Florida. The equity injection will fund IQ Fiber's first-phase network build to pass more than 60,000 homes in the Jacksonville area and support rapid expansion across Northeast Florida.

Tiger Infrastructure Invests in Summit Carbon Solutions

April 20, 2021

Energy

Tiger Infrastructure Partners agreed to invest in Summit Carbon Solutions, a new Summit Agricultural Group platform building a large-scale carbon capture and storage network across the U.S. Midwest. The project aims to capture and permanently store more than 10 million tons of CO2 annually and has secured binding offtake agreements with several biorefineries in Iowa, Minnesota, South Dakota and North Dakota.

SDC Capital Partners Makes Minority Growth Investment in Bandwidth Infrastructure Group

October 16, 2020

Telecommunications

Funds managed by SDC Capital Partners acquired a minority interest in Bandwidth Infrastructure Group, providing growth capital to support expansion of the company’s dark fiber network across Northern California and Greater Atlanta. Columbia Capital will remain the majority shareholder following the transaction. Bandwidth IG, founded in 2019 and headquartered in San Jose, California, supplies underground dark fiber connectivity to data centers, hyperscalers and enterprises.

SDC Capital Partners Acquires Majority Stake in Fatbeam

January 28, 2020

Telecommunications

Funds managed by SDC Capital Partners have acquired a majority interest in Fatbeam Holdings, LLC, providing the fiber network operator with capital to accelerate densification and strategic expansion across the western United States. Fatbeam’s existing majority shareholders will retain a material ownership stake and SDC will partner with the management team to support growth across education, enterprise, healthcare, government and carrier end markets.