SePRO Corporation Acquires Earth Science Laboratories (ESL)

SePRO Corporation Acquires Resolve Hydro

September 9, 2025

Environmental Services

SePRO Corporation, a leader in water and land restoration, has acquired Resolve Hydro, a specialist in satellite-based diagnostics for harmful algal blooms and aquatic invasive weeds. The acquisition expands SePRO's digital strategy by adding satellite diagnostics capabilities to improve monitoring, diagnosis and tracking of freshwater changes for customers across public and private water management sectors.

SePRO Acquires Green Eyes Environmental Monitoring Solutions

April 22, 2025

Environmental Services

SePRO Corporation, a portfolio company of Stanley Capital Partners with backing from Goldman Sachs Alternatives, has acquired Green Eyes Environmental Monitoring Solutions. The deal integrates Green Eyes' NuLAB automated nutrient-monitoring technology into SePRO's environmental services platform to expand real-time water quality diagnostics; financial terms were not disclosed and Green Eyes founder Vincent Kelly will remain with the business.

Stanley Capital Partners Leads Majority Investment in SePRO Corporation with Goldman Sachs Alternatives as Minority Co-Investor

July 29, 2024

Environmental Services

Stanley Capital Partners has made a majority investment in SePRO Corporation, a Carmel, Indiana-based provider of specialty environmental products and water-quality solutions, with Goldman Sachs Alternatives joining as a minority co-investor. The transaction represents an exit for Excellere Partners and positions SePRO for technology-enabled growth, consolidation in the water management sector, and expanded product and service offerings.

VLS Environmental Solutions Acquires SRE Environmental

February 8, 2023

Environmental Services

Houston-based VLS Environmental Solutions, a portfolio company of I Squared Capital, has acquired Phoenix-based SRE Environmental, a provider of commercial and industrial wastewater and solid waste management services. The add-on expands VLS's footprint and capabilities in the western United States, adding evaporation-pond wastewater disposal, tanker transport assets and new customer relationships; financial terms were not disclosed.

AQUALIS Acquires Environmental Services, Inc. (ESI)

June 10, 2021

Environmental Services

AQUALIS, a portfolio company of DFW Capital Partners, has acquired the assets of Environmental Services, Inc. (ESI), a stormwater management firm headquartered in Gilford, New Hampshire. The add-on expands AQUALIS' vac/jetting, sediment cleaning and water quality testing capabilities and increases its service density across the Northeast and Mid-Atlantic.

Terex Completes Acquisition of Environmental Solutions Group from Dover

October 8, 2024

Industrial Services

Terex Corporation completed its all-cash acquisition of Environmental Solutions Group (ESG) from Dover Corporation for $2.0 billion (about $1.725 billion net of expected tax benefits). The deal expands Terex’s presence in the waste & recycling end market and is expected to deliver cost and revenue synergies and financial accretion.