on experience. We keep our feet and our work firmly grounded,
working collaboratively to solve important challenges.
employee-owned firm. Collaborate on meaningful
projects across the country.
We care deeply about our clients, colleagues,
communities and the projects we work on together.
employee-owned firm. Learn from us. Teach us.
Collaborate on meaningful projects across the country.
on experience. We keep our feet and our work firmly grounded,
working collaboratively to solve important challenges.
We care deeply about our clients, colleagues,
communities and the projects we work on together.
We’re GeoEngineers, Earth Science and Engineering Experts
GeoEngineers Inc. is an employee-owned engineering and earth science consulting firm that cares about the important stuff. Our technical work is built on a foundation of community, caring for people and broad employee ownership. We can’t wait to get to know you and discover what we can accomplish together.
Expertise
We’ve assembled a diverse team of more than 400 technical experts across the United States—and they’re all here for you. By drawing from our deep bench of experienced professionals in engineering and earth science specialties, we can bring together the perfect team for your project. Together we can build your dream team.
FEATURED PEOPLE
Hamilton PuangnakPE
Senior Geotechnical Engineer | Employee since 2012
I’m an engineer at heart. I aspire to bring designs to life and contribute to stronger and more resilient communities through geotechnical engineering.
Hamilton is one of our leading in-house experts in earthquake engineering and performance-based design. He works with our clients and partners to protect high-rise buildings and critical infrastructure like hospitals and energy and transportation lifelines from earthquakes.
FEATURED PEOPLE
Jennifer AguettantPE
Senior Geotechnical Engineer | Employee since 2015
I think one of my greatest strengths is my commitment to my clients. I manage projects from start to finish, including development of proposals and field-investigation programs.
Jennifer came to GeoEngineers to contribute her engineering and project-management expertise to the firm’s coastal restoration and pipeline projects. As a project manager, Jennifer oversees all aspects of projects—from testing programs to reporting results to clients.
FEATURED PEOPLE
Emily DahlJD
Associate General Counsel | Employee since 2022
Everyone is doing their best.
As GeoEngineers’ in-house attorney, Emily has a lot on her plate. She is responsible for reviewing and supervising contracts, supporting risk management and insurance programs, managing potential claims and lawsuits, and providing strategic legal advice to leadership. Business always comes with risks, and professional consulting can be especially hazardous. We depend on Emily’s years of...
FEATURED PEOPLE
Courtney Stoker
Staff Environmental Scientist | Employee since 2021
As a biologist, I get to explore my passion for finding ways our human systems and ecological systems can coexist and work together for the benefit of all beings.
Courtney is a biologist specializing in wetland and stream environments. They collect field data, analyze ecosystems, and then work with our natural resources team to guide our clients through applicable environmental regulations and help protect the world we share.
“I’ve always been very passionate about the preservation and restoration of our natural ecosystems,” Courtney says, “and...
FEATURED PEOPLE
Jon RobisonPE
Pipeline Discipline Leader, Principal Geotechnical Engineer | Employee since 2008
The intersection of the built environment and natural, geologic processes has always intrigued me. GeoEngineers has been a great platform for me to find support, and support others, as we work to solve these very important and challenging questions on our clients’ behalf.
As the national discipline leader of GeoEngineers' pipeline work, Jon focuses on staff development and business practices along with managing consulting projects for his clients.
FEATURED PEOPLE
Isha SinghEIT
Staff Geotechnical Engineer | Employee since 2022
GeoEngineers answers the call to do good works—by building both solid relationships within the community and sound structures in the ground.
As a staff geotechnical engineer, Isha often has a hands-on role in our projects. She investigates project sites, tests and characterizes soil and subsurface conditions, coordinates with contractors and is a vital link between senior engineers and ongoing field work.
A single undergraduate geotechnical engineering class at Gonzaga was enough to pique Isha’s interest in the...
FEATURED PEOPLE
Stephanie Pride
Senior Graphic Designer | Employee since 2013
I’m interested in exploring the relationship between art and science.
As a graphic designer, Stephanie works with both marketing and technical staff to develop visual assets for print and Web use. She uses her creativity and visual flair to support marketing campaigns, brand initiatives, and other company-wide communications.
GeoEngineers in Action
FEATURED PROJECT
Hampton Roads Bridge-Tunnel Expansion
GeoEngineers designed lift plans for massive steel cages, like this one.
The Hampton Roads Bridge-Tunnel crosses a portion of the Chesapeake Bay to connect Norfolk, Virginia with Newport News. Unfortunately, in recent years it became a choke point for commuters and travelers on I-64 between Virginia Beach and Richmond or Washington D.C....
FEATURED PROJECT
Newport Way Culvert and Roadway Improvements
The City of Issaquah, Washington, needed to improve Newport Way, a heavily trafficked two-lane road in the greater Seattle metro area, to better serve the community. The Newport Way Improvements Project would widen the road, add pedestrian and cycling features and replace three culverts along a 1.1-mile stretch of asphalt. An interdisciplinary GeoEngineers team provided...
FEATURED PROJECT
Summit Excavation Support
The Seattle Convention Center is a major economic stimulus for Seattle, Washington, drawing as many as 400,000 people to town each year for conferences and events. In 2008, the convention center’s owners embarked on an ambitious $2 billion expansion to double the facility’s available space and better meet the needs of the rapidly growing city.
GeoEngineers...
FEATURED PROJECT
Coffee Creek Fish Barrier Removal
A small culvert beneath U.S. Route 101 near Shelton, Washington was obstructing flow and blocking critical fish species from accessing more than 13 miles of upstream spawning habitat in Coffee Creek. The Washington State Department of Transportation (WSDOT) hired GeoEngineers and partner firms to design and build a new culvert and sustainable stream alignment that...
FEATURED PROJECT
PSE's Tacoma Liquefied Natural Gas Facility
As utilities continue to diversify their energy mix and look for more efficient solutions to our growing energy needs, many are increasingly relying on liquified natural gas (LNG). In 2012, Puget Sound Energy (PSE), a private utility serving more than a million customers in Washington State, began preparing to build an LNG processing and storage...
FEATURED PROJECT
SH-3 Goosehaven Road Widening
SH-3 is a heavily trafficked two-lane highway and the main artery between St. Maries and I-90 in northern Idaho. This narrow section of road had no shoulders and many steep slopes down to the adjacent St. Joe River. To improve safety and increase transportation capacity, the Idaho Transportation Department (ITD) set out to widen SH-3...
FEATURED PROJECT
Direct Pipe Installation Under Sabine Neches Levee
The City of Port Arthur, Texas needed to install a pipeline under the Sabine Neches Waterway to carry water from Port Arthur to an industrial facility 12 miles away in Louisiana. This crossing was complicated by the proximity of the Sabine Neches waterway hurricane flood protection levee, an active railroad, busy highway and residential area.
Originally...
FEATURED PROJECT
Wings Over Washington Pier 57 Development
Pier 57 is at the core of Seattle’s historic Puget Sound waterfront. It’s home to the Seattle Great Wheel, restaurants, tourist attractions, and now a state state-of-the-art flying theater that simulates the feeling of soaring with a bald eagle over the Washington State landscape. The multisensory experience is part of Miner’s Landing. It includes a...
TOP NEWS
Miller and Castleberry Talk Shop on Vermeer Pipeline Podcast
GeoEngineers' trenchless engineering experts Mark Miller and Gary Castleberry appeared on the latest episode of Let's Talk Shop, a video podcast from Vermeer Corporation that features conversations with partners from across the industry. Andy Bremner, sales manager for Vermeer’s pipeline segment, and Maggie Moller, product marketing and training specialist, spoke with Mark and Gary about...
TOP NEWS
Free Direct Pipe® Webinar Coming June 13
PIPELINE WEBINAR EPISODE 8: Criss-Crossing the Capital Beltway Join us as GeoEngineers Senior Construction Consultant Gary Castleberry and representatives from Dominion Energy (owner) and Michels Corporation (contractor) discuss a recent project where the Direct Pipe® trenchless installation method was selected for a 230kV electrical transmission line installation beneath I-66, I-495, and the Washington Metropolitan Area Transit...
TOP NEWS
GeoEngineers Staff Named to Influential Seismic Committees
Senior Geotechnical Engineer Melanie Walling and Senior Geotechnical Engineer Hamilton Puangnak were recently named to several influential seismic committees—all of which play a critical role in updating and informing standard building codes across the United States and worldwide. Hamilton Puangnak Melanie Walling Melanie was accepted as a corresponding member to the Building Seismic Safety Council Provisions Update Committee...
TOP NEWS
Sadkowski Appears on Design Development Podcast
Principal Geotechnical Engineer Stan Sadkowski appeared on the Design Development Podcast recently for a conversation about the Boston development market and GeoEngineers’ growth as an employee-owned firm. Since Spring 2021, the downtown development team has grown from a couple of engineers to more than 30 employees specializing in geotechnical engineering and environmental services. Design Development features...
TOP NEWS
Braicks Named Co-Chair of DEIB Committee
The American Council of Engineering Companies (ACEC) Washington recently announced Director of Integrated Communications Stefani Braicks as co-chair of its Diversity, Equity, Inclusion, and Belonging (DEIB) Committee. Stefani helped launch this important committee in 2022 and served during its inaugural year. The committee is composed of small business owners, leaders at large engineering firms, and...
TOP NEWS
Duvall Earth and Arbor Day Festival on April 22
Come celebrate Earth Day and Arbor Day with us this Saturday in Duvall, Washington! Community resident Lisa Bona is running an educational geology booth at the city’s annual festival on April 22 in Depot Park. It's a great chance for hands-on learning! The festival runs from 11:00-2:00 pm and also includes a terrarium-making station, tree and...
TOP NEWS
Rise Up and Reach Out at the APWA WA Spring Conference
GeoEngineers will be exhibiting at the upcoming American Public Works Association (APWA) Washington Spring Conference, and we hope you can join us! Stop by our both and say hello to David Conlin, Layne Alfonso, Deb Overbay, Lisa Bona, Lyle Stone, and Stefani Braicks, or look for us at the welcome reception on April 25. We'll...
TOP NEWS
ASCE Baton Rouge Luncheon to Discuss the Future of Waste Landfills
The Baton Rouge Branch of the American Society of Civil Engineers (ASCE) is hosting its monthly luncheon on April 20 from 11:30 to 1:00 pm (CT), and Dr. Ricardo de Abreu will be giving a presentation on the future of waste landfills. Dr. de Abreu is a founding Principal of Fourrier & de Abreu Engineers...
Pushing Boundaries
Our experts are leaders in their fields. We design the literal foundations on which our society is built. We use performance-based engineering and advanced numerical modeling to predict how structures will behave before construction begins. We set the standard for trenchless pipeline design. And we leverage technology and software development to creatively solve problems. We’re always looking ahead at the frontier of engineering and earth science—there’s plenty of work to be done.