Cumming Group Acquires Inici Group

New Mountain Capital Acquires Cumming Group from Tailwind Capital

December 1, 2021

Construction

New Mountain Capital has partnered with Seattle-based Cumming Group in a growth-oriented transaction in which Tailwind Capital sold its stake while retaining an equity interest alongside New Mountain. Terms were not disclosed; Cumming is an international project and cost management consultancy with 1,100+ employees across 41 offices and will use New Mountain's capital to pursue organic growth and acquisitions.

Cumming Group Acquires TowerEight

February 1, 2020

Construction

Cumming Group, a Tailwind Capital-backed international construction consultancy, has acquired London-based TowerEight. The deal is an add-on acquisition that expands Cumming’s U.K. capabilities in cost and project management and strengthens its presence in key real estate sectors including hospitality, residential and student accommodation.

Cumming Group Acquires Fort Point Project Management

April 1, 2021

Engineering Services

Cumming Group, a portfolio company of Tailwind Capital, has acquired Fort Point Project Management, a Boston-based project management firm founded in 2000. The add-on expands Cumming’s Northeast presence and strengthens its life sciences, healthcare and office project capabilities; it is Cumming’s ninth add-on since Tailwind acquired the company in 2016.

Cumming Group Acquires PlanB Consultancy

July 4, 2020

Engineering Services

Cumming Group, a portfolio company of Tailwind Capital, has acquired Portland-based PlanB Consultancy, a specialist in cost management and quantity surveying for chip manufacturers, data centers and other high‑tech facilities. The transaction is an add-on that expands Cumming's project controls and quantity surveying capabilities across the Pacific Northwest and internationally.

Cumming Group Acquires CapEX Project Management

July 1, 2019

Engineering Services

Cumming, a portfolio company of Tailwind Capital, has acquired Nashville-based CAPEX Project Management LLC. The add-on expands Cumming’s project management and building consultancy resources across the Southeast and Central U.S., bolstering its ability to serve developers, REITs, private equity investors and government clients.

Cumming Group Merges with Seneca Group

October 17, 2025

Consulting

Cumming Group has merged with Seneca Group, bringing more than 70 Seneca professionals into Cumming’s platform to expand the firm’s Pacific Northwest capabilities. The combination strengthens Cumming Group’s owner-advisory, project management, and cost-consulting services for corporate, healthcare, and education clients and expands its regional and international footprint.