Investor Group Led by The Riverside Company Acquires The Townsend Group from Aon

The Riverside Company Acquires Majority Stake in Montel AS

June 14, 2022

Data & Analytics

The Riverside Company has signed a definitive agreement to acquire a majority stake in Montel AS, a founder- and manager-owned Norwegian provider of energy and electricity market information. Riverside will support Montel's growth by scaling the organization, developing new products, driving geographic expansion and pursuing selective add-on acquisitions while the founder and management team remain with the business.

Mercer Global Advisors Acquires Tufton Capital Management

May 15, 2025

Financial Services

Mercer Global Advisors, a national RIA majority‑owned by private equity firms, has acquired Hunt Valley, Maryland–based Tufton Capital Management. The deal expands Mercer’s footprint in the greater Washington, D.C./Mid‑Atlantic market and brings approximately $800 million of Tufton client AUM onto Mercer’s platform, increasing Mercer’s regional client assets to about $3 billion.

Riveron Acquires Clermont Partners

June 30, 2022

Consulting

Riveron, a national business advisory firm and portfolio company of H.I.G. Capital, has acquired Clermont Partners, a women‑owned ESG, investor relations, and strategic communications consultancy. The acquisition (terms not disclosed) adds a 35‑person team across Chicago and Washington, D.C., and expands Riveron's ESG and investor relations capabilities by creating a new ESG and Strategic Communications practice.

Ardonagh Group Acquires Thames Underwriting

August 17, 2020

Insurance

The Ardonagh Group has acquired Thames Underwriting, a Leigh-on-Sea–based managing general agent (MGA) that serves brokers across the Construction, Leisure and Commercial sectors. Thames (a 30-strong team) will join Ardonagh's MGA brands within Geo Specialty Group Holdings Limited, expanding Ardonagh's specialist underwriting capability and broker distribution with existing delegated authorities to Lloyd's and A-rated insurers.

Townsend Street Capital and HighGrove Companies Invest in Spire Collective

September 14, 2023

Consumer Products

Townsend Street Capital, in partnership with HighGrove Companies, has acquired a controlling interest in Spire Collective (dba Spire), a Troy, Virginia-based designer and engineer of outdoor gear storage and garage organization products. Midwest Mezzanine Funds and Oxer Capital provided subordinated/unitranche debt financing and also co-invested alongside the sponsors; Spire’s founders and management will remain in leadership and retain a meaningful ownership stake to support the company’s next phase of growth.

People2.0 Acquires The Brookson Group

June 21, 2022

Staffing & HR

People2.0 has acquired The Brookson Group, the leading UK provider of support services to freelancers and independent contractors, from The Riverside Company. The deal expands People2.0's global EOR/AOR platform with Brookson's accountancy, umbrella employment, legal, financial services and workforce technology, while giving Brookson access to People2.0's global capabilities.