New Mountain Capital and Energy Impact Partners Invest in Site 20/20

New Mountain Capital Makes Majority Investment in SAM Companies

July 1, 2026

IT Services

An affiliate of Peak Rock Capital sold SAM Companies to New Mountain Capital in a transaction in which New Mountain acquired a majority ownership interest. SAM is a provider of geospatial and inspection services for utility and other critical infrastructure customers, offering end-to-end solutions across the critical infrastructure lifecycle.

Mountaingate Capital Growth Investment in Harvest Group

March 10, 2026

Marketing & Advertising

Harvest Group, an integrated commerce agency serving high-growth consumer brands, announced it welcomed Mountaingate Capital as a financial partner through a growth investment. The funding is intended to accelerate Harvest Group’s expansion of its integrated commerce model and proprietary technology platform while keeping the company’s independent operating structure and leadership team in place.

New Mountain Capital Invests in Access Healthcare

January 14, 2025

Healthcare Services

Affiliates of New Mountain Capital have made a growth investment in Access Healthcare to support the company’s next phase of expansion. The capital will be used to advance AI and workflow automation, accelerate product development, and expand Access Healthcare’s revenue cycle management platform into new markets while the existing leadership team remains in place.

GEF Capital Partners Invests in InSite

October 21, 2021

Cloud & SaaS

GEF Capital Partners completed a strategic growth investment in InSite to support the expansion of InSite’s SaaS building intelligence platform and accelerate development of ESG and sustainability capabilities. The investment will help InSite scale its analytics, data integration, and services for building owners and facilities teams to improve energy efficiency and portfolio performance.

MPE Partners Invests in 80/20 Inc.

March 3, 2021

Manufacturing

MPE Partners (Morgenthaler Private Equity) announced an investment in 80/20 Inc., a Columbia City, Indiana-based manufacturer of aluminum T-slotted building systems, to support accelerated growth and product/capability expansion. Financing was provided by Antares, Churchill Asset Management, and Manulife Investment Management; terms were not disclosed.

Mountaingate Capital Makes Strategic Investment in Acceleration Partners

December 9, 2020

Marketing & Advertising

Denver-based private equity firm Mountaingate Capital has made a strategic growth investment in Acceleration Partners LLC, a global partner and affiliate marketing services firm. The capital will support Acceleration Partners' organic growth and selective add-on acquisitions; CG Petsky Prunier served as exclusive financial advisor to Acceleration Partners.