top of page

About Us



AQUA Energy is a privately held energy engineering firm focused on water and energy efficiency. We work with customers to reduce operating expenses, upgrade and maintain facilities, stabilize energy costs, improve occupancy comfort levels, increase energy awareness and enhance the environment. We incorporate state-of-the-art technologies with the talents of our highly qualified staff to provide solutions tailored to your needs. At AQUA, we implement systems that make conservation not a mere wish, but a reality.


AQUA Energy is an independent water solutions partner. We reduce escalating water and related energy costs by bringing together the engineering expertise to design solutions that address your problems and the construction expertise ensuring on-time and on-budget project completion with minimal interruptions.

We provide turnkey engineering, analysis, auditing and construction services as a “value add” partner to help decrease the combined payback of more capitalize intensive projects. AQUA Energy works with customers to uncover and acquire energy rebates and tax credits from utilities, state and federal government agencies for reduction of energy consumption.


With over 15 years of experience working with Energy Service Companies (ESCO), AQUA Energy’s premier engineering team(s) will provide PROVEN solutions backed by engineering analysis that will upgrade your energy infrastructure.

AQUA Energy is a

premiere provider of

Water and Energy Efficiency

We work with customers to reduce operating expenses, upgrade and maintain facilities, stabilize energy costs, improve occupancy comfort levels, increase energy awareness, and enhance the environment.



Erik Larson

President, ECM

Managing Director, AQUA

Erik Larson actively consults with Shawn and the AQUA team about sales strategy and intra-company operations.

At ECM, Erik oversees the achievement of all strategic and operational objectives. Erik has overseen the development and growth of the ECM portfolio into five distinct energy efficiency companies, each independent yet able to leverage sales platforms, auditing resources, project management, measurement & verification, with uniform back office support. The strategic use of all resources has further led to complete N/A geographic expansion as well.​


Shawn Hunsberger


Mr. Hunsberger has more than twenty years of executive, operational, and development experience in the energy sector. Shawn began in the performancing contracting industry in 2001, founding what would become Aqua Energy Services in 2009. The firm grew to 22 employees with annual billings of over $7M and specialized in engineering and design of turnkey construction services with a focus on water and sewer savings.

Prior to Aqua, Mr. Hunsberger was regional operations manager for Schlumberger in the Neptune Water Meter Division where he was responsible for programs which installed over 250,000 AMI RF-enabled water meters in Philadelphia and Erie Pennsylvania, and in New London, Connecticut.

Mr. Hunsberger earned a Bachelor of Science degree with dual majors in Mechanical and in Industrial Engineering from Gannon University.

In his role as water group president, Mr. Hunsberger will continue to implement state-of-the-art technologies providing customized water and AMI infrastructure solutions.

Pat Weston.jpg

Pat Weston

Chief Operating Officer

Our goal at Aqua Energy Services is Superior Customer Service through operational excellence, by delivering our projects safely, swiftly, per our customers objectives. We do this through our team members receiving the training needed, setting expectations, common sense, measurable outcomes and meeting our customers written project expectations.

Prior to working at ECM Pat worked for CR Meyer, a heavy industrial general contractor, for 20 years.  Starting out as a project engineer and then a project manager. This is where Pat learned the importance of safety, how it not only has the benefit of employees returning home to their families at the end of the day, but how it also improves quality. Through his time at CR Meyer Pat was wore several hats, client management, responsible for several large fortune 500 customers, as well as business development and marketing. Pat then took a roll as Vice President of Field operations at JWM Coenen, a process pipe fabricator and installer, executing project throughout the US. Managing over 120 trades people and 15 professional staff. This included developing ways to prefabricate as many systems as possible to improve quality and speed up installations. In 2019 Pat became the COO of Fireline Sprinkler, designing, fabricating and installing fire suppression systems for commercial, residential, and manufactures clients. Here Pat develop KPIs to measure each department to drive performance and quality. 

Pat has BS in Civil Engineering from Marquette University.

James Watts Bio.jpg

James Watts


Energy Operations

James manages our ESCO Division Operations Plumbing and AMR Meter Installation.  James’ career includes over 20+ years of experience in the plumbing, plumbing service and water conservation markets.


Prior to joining AQUA in 2019, he spent 7 years working for WaterSavers LLC, starting as a site PM and working his way to the Director of Operations position. He resigned from WaterSavers LLC in 2018 for a return to the homebuilding industry, where he is also a licensed homebuilder in Alabama.


James holds several plumbing contractor licenses along with several Master Plumbing license in different states.

bottom of page