1547 and Harrison Street Acquire DRFortress

Tusker acquires Fortress SRM to expand cybersecurity services

September 2, 2026

Cybersecurity

Tusker announced the acquisition of Fortress SRM, a Cleveland-based cybersecurity services provider. The deal adds nearly 50 cybersecurity professionals and expands Tusker’s capabilities, including a 24/7 Security Operations Center and services such as virtual CISO, managed security, incident response, and digital forensics.

Harrison Street Acquires Majority Stake in RoundShield Partners

August 4, 2025

Financial Services

Harrison Street has acquired a 60% equity stake in RoundShield Partners, a European credit investment manager with approximately $5.4 billion in assets under management. Financial terms were not disclosed; RoundShield's senior management will retain the remaining ownership and continue to lead the business as Harrison Street expands its European credit capabilities and real-asset credit offerings.

Grain Management Acquires Majority Stake in 55 Hereford Street (Brampton Data Center)

June 15, 2023

Infrastructure

Grain Management, in partnership with StratCap, has acquired a majority stake in 55 Hereford Street (55H), a 127,000 sq. ft., Tier III data center in Brampton, Ontario. The joint-venture plans to expand site power capacity and pursue lease-up opportunities with hyperscalers, wholesale tenants and enterprises as part of a value-add growth strategy.

HelpSystems (Fortra) Acquires Digital Guardian

October 27, 2021

Cybersecurity

HelpSystems (now Fortra) acquired Digital Guardian, a provider of SaaS and managed service-enabled data loss prevention (DLP) solutions, to strengthen its data security portfolio. The deal brings Digital Guardian’s endpoint, network and cloud DLP capabilities and managed services into Fortra’s security offering to improve data classification and protection across environments.

Valterra Partners and fifteenfortyseven Acquire ColoHouse

June 8, 2021

Infrastructure

Valterra Partners LLC and fifteenfortyseven Critical Systems Realty LLC partnered to acquire ColoHouse, a Miami-headquartered colocation, cloud and managed services provider, in a transaction that also includes the former Green House Data facility in Orangeburg, New York. The combined business — led by ColoHouse CEO Paul Bint — will operate more than 14 locations across eight countries and will pursue organic growth and accretive M&A to expand its footprint and service offerings.

GI Partners Acquires Majority Interest in DR Fortress, LLC

January 16, 2020

Infrastructure

GI Partners, a private investment firm, acquired a majority interest in DR Fortress, LLC, Hawaii's largest carrier‑neutral data center, in partnership with DR Fortress' management team including co‑founders Fred Rodi and Rosa White. The investment is intended to accelerate growth, increase resiliency, and expand relationships with global cloud and content providers while maintaining local engagement in Hawaii and the broader Pacific region.