-

Tetra Tech Receives Patent for Sustainable Aviation Assessment Technology

PASADENA, Calif.--(BUSINESS WIRE)--Tetra Tech, Inc. (NASDAQ: TTEK), a leading provider of high-end consulting and engineering services, today announced that it was awarded U.S. Patent Number 11,269,957 for its proprietary Volans™ 3D animation and visualization software. Volans™ saves the aviation industry significant time and money in meeting their sustainability goals of building a net zero sustainable aviation system.

Volans™ is used extensively for environmental analysis and visualization by the Federal Aviation Administration (FAA) and air navigation organizations in Canada, Australia, South America, and Europe; and local airport authorities.

The patented software provides a platform to efficiently assess environmental impacts of air traffic activity with unprecedented speed and simplicity. Volans™ unique method of performing noise and carbon emissions analysis in conjunction with the FAA’s Aviation Environmental Design Tool (AEDT) is applicable worldwide.

The creation of Volans™ is attributed to Tetra Tech software engineers Mark Karmelich, Paul Dunholter, Paul Ziegler, and Robert Milton. Co-author Mark Karmelich said, “Our customers were spending days at a time running environmental modeling for large airport studies. We invented a way to cut down this time by a factor of 10, something no one else was doing.”

“The Tetra Tech Federal Information Technology Group has been providing lifecycle services to support the FAA and other aviation authorities in their mission to deliver safe and sustainable aviation systems for more than 20 years,” said Tetra Tech Chairman and CEO Dan Batrack. “We use our Leading with Science® approach and Tetra Tech Delta technologies, such as Volans™, to help our clients solve some of their most important challenges. Patenting our work protects the value of Tetra Tech's intellectual property, enabling us to continue to enhance these innovative technologies for our clients.”

About Tetra Tech

Tetra Tech is a leading provider of high-end consulting and engineering services for projects worldwide. With 21,000 associates working together, Tetra Tech provides clear solutions to complex problems in water, environment, sustainable infrastructure, renewable energy, and international development. We are Leading with Science® to provide sustainable and resilient solutions for our clients. For more information about Tetra Tech, please visit tetratech.com or follow us on LinkedIn, Twitter, and Facebook.

Any statements made in this release that are not based on historical fact are forward-looking statements. Any forward-looking statements made in this release represent management’s best judgment as to what may occur in the future. However, Tetra Tech’s actual outcome and results are not guaranteed and are subject to certain risks, uncertainties and assumptions ("Future Factors"), and may differ materially from what is expressed. For a description of Future Factors that could cause actual results to differ materially from such forward-looking statements, see the discussion under the section "Risk Factors" included in the Company’s Form 10-K and Form 10-Q filings with the Securities and Exchange Commission.

Contacts

Jim Wu, Investor Relations
Charlie MacPherson, Media & Public Relations
(626) 470-2844

Tetra Tech, Inc.

NASDAQ:TTEK

Release Versions

Contacts

Jim Wu, Investor Relations
Charlie MacPherson, Media & Public Relations
(626) 470-2844

More News From Tetra Tech, Inc.

Tetra Tech Reports Strong Second Quarter 2026 Results and Raises Fiscal Year 2026 Guidance

PASADENA, Calif.--(BUSINESS WIRE)--Tetra Tech, Inc. (NASDAQ: TTEK), a leading provider of high-end consulting and engineering services in water, environment and sustainable infrastructure, today announced results for the second quarter ended March 29, 2026. Revenue and revenue, net of subcontractor costs (net revenue)1, in the second quarter totaled $1.22 billion and $1.05 billion, respectively. Net revenue increased 8% Y/Y excluding USAID / DOS and disasters. Operating income was $132 million...

Tetra Tech Selected for Netherlands Wastewater Treatment and Water Infrastructure Framework

PASADENA, Calif.--(BUSINESS WIRE)--Tetra Tech, Inc. (NASDAQ: TTEK), a leading provider of high-end consulting and engineering services in water, environment, and sustainable infrastructure, announced today that Waterschap Aa en Maas, a significant water authority in the southern region of the Netherlands, has selected Tetra Tech to provide engineering and consulting services to expand wastewater treatment facilities and future-proof the region’s water system infrastructure. Tetra Tech secured p...

Tetra Tech Awarded £18 Million Water and Wastewater Contract in Northern Ireland

PASADENA, Calif.--(BUSINESS WIRE)--Tetra Tech, Inc. (NASDAQ: TTEK), a leading provider of high-end consulting and engineering services in water, environment, and sustainable infrastructure, announced today that Northern Ireland Water, the region’s sole provider of water and sewage services, has selected Tetra Tech to provide high-end water and wastewater sampling services for water quality protection and enhanced resiliency of their water supplies. Tetra Tech’s water and environment experts wil...
Back to Newsroom