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
Deb Landi
Design Services Manager | Employee since 2021
I love puzzles. Every project I tackle is basically one big puzzle. There are many different types of puzzles in this world, but one thing they all have in common is the satisfaction you get watching something you have helped create come to life.
As design services manager and assistant leader of our construction design team, Deb wears a lot of hats. In addition to her own technical drafting, she manages CAD and BIM design services and works with her colleagues across the company to bring our client’s projects to life visually.With more than three decades of experience in...
FEATURED PEOPLE
Fiona McNairPWS
Associate Environmental Scientist | Employee since 2008
I get a kick out of wowing our clients by how good we are at anticipating their needs.
Being in the great outdoors and thinking about ecology are two of Fiona’s favorite things, and she gets to do them both at GeoEngineers. She is a biologist who combines project management, site assessment, mitigation/restoration design, regulatory/permitting support, document research and production and field work on small and large projects.Fiona derives job satisfaction from the...
FEATURED PEOPLE
Penelope (Penny) Levitt
Resident Jester | Employee since 2024
The best type of party is a litter party!
Meet Penelope “Penny” Levitt, GeoEngineers’ resident Jester and full-time chaos coordinator. Penny works closely with her human, Amanda, keeping morale high by ensuring that at least once a day, someone bursts out laughing at her antics—or marveling at how a creature so tiny can generate so much energy.
Penny’s career began with a college-era rescue mission....
FEATURED PEOPLE
Nathan Van WinklePE
Senior Geo-Structural Engineer | Construction Design Assistant Group Lead | Employee since 2018
Nathan is an experienced geo-structural engineer who plays a pivotal role in leading GeoEngineers’ construction design work on the West Coast. He balances technical and business management responsibilities and guides clients through from site exploration to project execution. Nathan's varied background in geotechnical engineering, geo-structural engineering, and construction has given him the right mix of...
FEATURED PEOPLE
Courtney StokerPWS
Project 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...
GeoEngineers in Action
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
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
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
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
Historic Columbia River Highway Trail
The Historic Columbia River Highway was one of the country’s first purposefully built scenic routes. Samuel Hill, a leading advocate for transportation in the Pacific Northwest in the early part of the 20th Century, imagined a road bringing the era’s Model T drivers to the natural beauty of Oregon’s Columbia River Gorge. In 1922 the...
FEATURED PROJECT
Loyola Drive / I-10 Interchange Design-Build
This critical infrastructure initiative for the Louisiana Department of Transportation and Development (LaDOTD) was meant to ease traffic congestion and provide drivers with direct access to a new terminal at Louis Armstrong New Orleans International Airport. GeoEngineers provided comprehensive geotechnical services as a member of the Gilchrist- and Stantec-led design-build team, completing geotechnical investigations, analyses,...
FEATURED PROJECT
Go East Landfill Closure and Alpine Estates Subdivision
In 2009, private investors P&GE, LLC purchased the Go East Landfill property, a contaminated and long-abandoned landfill. The landfill was allowed to accept “wood, mineral, and concrete solid materials,” but eventually also accepted other waste, including metal dust (magnesium, phosphate, and aluminum) in 1974. This waste later caught fire, resulting in aboveground and underground fires...
FEATURED PROJECT
Hugh K. Leatherman Sr. Terminal Containment Wall Remediation
After more than 20 years of planning and preparation, the South Carolina Ports Authority (SCPA) completed a new state-of-the-art shipping terminal near Charleston Harbor. The Hugh K. Leatherman Sr. Terminal significantly expanded South Carolina Ports’ capacity with three massive ship berths, a 47-acre container yard and five 169-foot cargo cranes—among the tallest on the East...
TOP NEWS
GeoEngineers Tech Talk
From ASCE Seattle Section Younger Member Forum:"Join us for an insightful presentation! Marcus Sloniker will be presenting on common excavation support systems. He will offer a general overview of how each system operates, highlight the advantages and disadvantages of different options, and share real-world project examples showcasing their applications. Additionally, Marcus will discuss valuable lessons...
TOP NEWS
Recent Pipeline Webinar
On November 18, GeoEngineers hosted the latest installment of its Pipeline Webinar Series, marking the 13th episode in a program that has connected pipeline professionals across the country for more than four years. The free webinar series brings together GeoEngineers’ pipeline specialists and industry partners to share practical insights on complex pipeline design and construction...
TOP NEWS
Celebrating the New Year and Our Clients
We turned 45 this year, and we’re still feeling pretty festive about it. To celebrate, we asked GeoEngineers staff from all over the company to tell us what they’re excited to cheer for in 2026, and their answers were too good not to share! Watch our holiday e-card video below to see some of the things we’re excited to celebrate in the new year, from big projects to little moments that make...
TOP NEWS
GeoEngineers is Top 50 Trenchless Firm for 18th Straight Year
The North American Society for Trenchless Technology (NASTT) has released its 2025 list of Top Trenchless Engineering Firms, and GeoEngineers has advanced from #38 in 2024 to #31 this year. This annual ranking recognizes firms across North America that are leading the way in innovative trenchless design and delivery. GeoEngineers has appeared on this list...
TOP NEWS
See You at the 2025 Business & The Environment Conference & Expo!
On December 9-10, GeoEngineers will be attending the 2025 Business & the Environment Conference & Expo in Portland, Oregon. This unique conference brings together regulated companies, municipalities, environmental consultants, attorneys, and regulators for learning, networking, and business development. This conference is a must-attend event to learn more about environmental compliance. For complete conference details, visit...
TOP NEWS
GeoEngineers G-kart Grand Prix Event
On October 3, GeoEngineers hosted a client appreciation event at PGP Motorsports Park in Auburn, Washington, featuring an exciting Grand Prix–style go-karting experience. The event brought together clients and GeoEngineers staff from multiple offices for a day of friendly competition, networking, and team building.Participants competed in teams, racing through practice, qualifying, and final rounds to...
TOP NEWS
NAIOP Community Project Brings A/E/C Firms Together for Good
On Saturday, October 4, GeoEngineers joined industry peers for NAIOP Washington’s annual Community Enhancement Project at Holy Family School in Auburn. This annual event brings together volunteers from across the A/E/C industry for a day of service, collaboration, and community impact.This year, GeoEngineers partnered with Coughlin Porter Lundeen (CPL) to refresh several areas around the...
TOP NEWS
Honoring Veterans at GeoEngineers
King Chin, CEOEach year on Veterans Day, we pause to recognize the men and women who have served in our nation’s armed forces—and at GeoEngineers, that recognition feels especially personal. We’re proud to count a number of veterans among our colleagues, and we’re deeply grateful for the service they’ve given not only to our country,...
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.
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