Put our CFD Experience to Work For You

Founded in 2009, TotalSim US is a full-service computational fluid dynamics (CFD) consulting and solutions firm. We provide our clients with decades of aerodynamic, fluids and thermal engineering knowledge and insight into automotive, racing, aerospace, and industrial industries. A sister company to TotalSim Ltd. in Brackley, England, TotalSim US is headquartered in Dublin, Ohio and has a satellite office in Southern California.

From our decades in Formula 1 and motorsports we have leveraged our learnings and industry insight in aerodynamics and design to use CFD to help our clients. We help solve the toughest engineering challenges and outperform the competition.

Whether working with NASCAR, Honda Racing, GoFly, major automotive OES or global consumer goods companies, we make it easy to accelerate design and development by automating CFD calculations and workflows, taking your ideas from initial concept to high performance reality.

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What We Do

As problem solvers, we help you solve your toughest engineering challenges. From consulting to industry applications, our decades of hands-on expertise shines through in our ability to simplify complex CFD processes. We are software agnostic and help you get the most value from your CFD investments by standardizing workflow automation.

Because we are relationship driven, whether local or global, our clients count on us to be there with dependable, high quality support and delivery. Our relatable team works alongside you, collaborating to overcome challenges and accelerate productivity. We help you empower your team’s success by rounding out your in-house CFD expertise.



Understanding real-world constraints, we are able to apply expertise and offer insights and practical advice on the latest trends impacting design, development and performance. Having been in the field for decades ourselves, our high-value solutions keep you ahead of the competition. Our intuitive industry applications make you a CFD expert and allow you to accelerate testing and development for high-powered results.

In addition to CFD consulting and custom software, we offer industry-specific applications, training, support and hardware to ensure your product is performance-ready.

What Our Customers Have To Say

"TotalSim's expertise in CFD and Aerodynamics is leading-class. The team particularly knows how to solve problems in uncharted waters...I firmly believe the PostPro and Results Manager tools are among TotalSim's best products."

Andy Luo
DZYNE Technologies

“The money we spent on CFD saves us money in the long run because when we go onto the track or we go to the wind tunnel we’re already 90% sure we are going down the right path.”

Dr. Eric Jacuzzi
Vice President of Vehicle Performance at NASCAR

"Follow through on a project. Naethan does a great job of going through the CFD results with the client and explaining the status and recommended improvements."

Clay Ratcliffe
Porta Performance

"Customer service is excellent!"

Matt Swan
Meyer Shank Racing

"Good modeling, quick test results."

Leif Rideout
Rideout Promotional Media, LLC

"Technical results and direction are always top notch."

Chief Engineer
Major Automobile Manufacturer

"Support and knowledge of our environment is always great."

IT Manager
Major Automotive Manufacturer

"Great at turn-key CFD runs for commercial vehicles."

Engineering Director
Aerodynamic Part Manufacturer
TotalSim NPS - 2

We are pleased that our Net Promoter Score (NPS) of 88 more than exceeds the industry average of 67. This means our clients would overwhelmingly recommend us!

Trusted by Engineers Everywhere


Outperform the competition by taking advantage of our extensive CFD experience today.

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