Evoqua Water Technologies Acquires Water Consulting Specialists, Inc.
Transaction Announcement

The McLean Group is pleased to announce that we provided advisory services on this completed engagement.

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Evoqua Water Technologies Acquires Water Consulting Specialists, Inc.

MCLEAN, VA – April 6, 2021  – The McLean Group is pleased to announce that it served as the exclusive financial advisor to Water Consulting Specialists, Inc. (WCSI) on its sale to Evoqua Water Technologies (NYSE: AQUA). WCSI is a leader in the design, manufacturing, and service of industrial high-purity water treatment systems.  This acquisition will strengthen Evoqua’s portfolio of high-purity water systems and enable the company to further expand in key industrial markets. The engagement was led by Mark Bertler of The McLean Group’s Critical Infrastructure practice. Terms of the transaction were not disclosed.

Headquartered in Pocasset, Massachusetts, with operations in Pompton Plains, New Jersey, and Philadelphia, Pennsylvania, WSCI offers high-purity water expertise, design/build, turnkey solutions, and service capabilities for customers in the pharmaceutical, healthcare, microelectronics, and food and beverage markets.  WSCI provides a variety of water treatment solutions and services, including pretreatment, service deionization (SDI), reverse osmosis (RO), and electrodeionization (EDI).

“The acquisition of WCSI strengthens and extends Evoqua’s service footprint in the northeast region of the U.S.,” said Evoqua Chief Executive Officer Ron Keating. “WCSI’s strong presence in high-purity water treatment in key critical markets, such as pharmaceutical and healthcare, provides the opportunity to further expand our digitally enabled solutions and services.”

Mark Bertler, a Managing Director with The McLean Group, said: “WCSI’s management takes great pride in its team and corporate mission so we knew from the start that it would be necessary to find the right partner that was both strategically and culturally aligned. Early on it became clear that Evoqua would meet the requirements laid out by stakeholders, as they are built on sound principals, have demonstrated consistent growth in the sector, and their management team has a people-first approach.”


Evoqua Water Technologies is a leading provider of mission critical water and wastewater treatment solutions, offering a broad portfolio of products, services and expertise to support industrial, municipal and recreational customers who value water. Evoqua has worked to protect water, the environment and its employees for more than 100 years.  The Company has earned a reputation for quality, safety and reliability around the world. Headquartered in Pittsburgh, Pennsylvania, the company operates in more than 160 locations across ten countries. Serving more than 38,000 customers and 200,000 installations worldwide, Evoqua’s employees are united by a common purpose: Transforming Water. Enriching Life®.


WCSI is a family-owned business founded in 1993. Now in its second generation of leadership, its successful projects range from one-day consulting visits to turn-key responsibility of multi-million dollar water projects. Its staff includes some of the most widely recognized water treatment experts in the industry. The Company is headquartered on the East Coast with regional offices and service centers supporting customers worldwide.

About The McLean Group

The McLean Group, LLC is a 25-year-old boutique investment bank and financial services firm focused on the Defense, Government & Intelligence (DGI), Security, Critical Infrastructure, and Maritime markets. Its team of licensed professionals brings deep industry experience and relentless execution to every client engagement. The McLean Group provides solutions that blend financial creativity with operational expertise. Whether they are providing transaction advisory services, valuation opinions, or growth capital, the Firm’s services are unmatched in these core markets. Learn more at

WCSI acquired by Evoqua | The McLean Group