Engineering human resilience through deployable nervous system regulation.
More than 25 years of pioneering neuroscience research by Dr. Justin Feinstein has revealed something that current treatment protocols have been missing: a proven and safe way to measurably shift the nervous system out of chronic hyperarousal and into homeostasis, without drugs or side effects.
GCS is building the protocol-driven clinical infrastructure to deploy this intervention globally, capture the outcomes data that compounds over time, and establish nervous system regulation for anxiety, burnout, and PTSD as a reimbursable standard of care.
One of our most urgent goals is something that has resisted every conventional approach: The prevention of PTSD.
The societal burden of chronic stress and anxiety is accelerating. The tools to address it haven't kept pace.
300 Million
The number of people worldwide who are currently living with PTSD.
1 out of 3
People worldwide who are affected by an anxiety disorder at some point in life.
2-3 times higher
The rate of PTSD in first responders compared to the general population.
$1.5 Trillion
The annual global cost of anxiety, depression and stress-related disorders.
World Health Organization
Naturally Resetting the Nervous System
The research points to meaningful applications across a wide range of contexts:
Anxiety and depression
Trauma and PTSD
Burnout and occupational stress
Chronic pain and muscle tension
Emerging science (anorexia nervosa and addiction)
As a foundation for other treatments, we have found that a regulated nervous system is more receptive to care. Patients who float before other treatments arrive calmer, more present, and more able to engage with the work ahead of them.
The intervention creates the conditions the nervous system needs to regulate and heal itself.
Engineering a New Era for Human Resilience
Floatation-REST (Reduced Environmental Stimulation Therapy) gives the nervous system something it rarely gets: a genuine chance to power down. Not through drugs or effortful practice, but through a targeted reduction of sensory input.
A shallow pool of water - saturated with Epsom salt and precisely heated to skin temperature. Minimal light. Minimal sound.
Gravity drops away. The body is fully supported. External stimulation falls to a fraction of normal life.
The effects are immediate. A single session measurably shifts the brain and body out of hyperarousal and back to homeostasis.
For conditions like PTSD, anxiety, and chronic stress, that combination of speed, measurability, and lack of side effects has no direct equivalent in the current treatment landscape.
A photo from Dr. Feinstein's groundbreaking clinical float research at the Laureate Institute for Brain Research.
48+ Hours
Effects that last 48+ hours, with anxiety and stress still significantly reduced two days after floating.
1-2Hz
Brain activity dramatically slows down to 1 to 2 cycles per second - a rate that is normally only seen during states of deep sleep
10-15 Points
Significant reductions in blood pressure, with diastolic blood pressure often falling by 10 to 15 points during a single float session.
No Sedation.
No Dependence.
No Side Effects.
One intervention.
Two deployable innovations.
Historically, float pools have always been stationary, location-dependent, expensive to install, claustrophobic, and incapable of collecting clinical data.
For the first time, those barriers no longer exist.
GCS is engineering self-contained, clinical-grade open-air float pools that can be transported anywhere and installed inside existing facilities in days. No major construction. No infrastructure burden. Just a complete clinical system, ready to deploy wherever the need is greatest.
Modular Installed Systems
Our first modular unit is being installed in Dr. Sahib Khalsa's laboratory at UCLA.
Health systems and hospitals
Integrate floatation into behavioral health, pain management, rehabilitation, and recovery wellness programs as a standardized, protocol-driven intervention.
Mental health and trauma clinics
Offer float sessions alongside psychotherapy, and group treatment programs so that patients arrive calmer, more regulated, and more receptive to treatment.
High-burnout workplaces
Hospitals, first-responder agencies, professional sport teams, tech companies, and other high-stress employers can use float sessions as a structured tool for stress recovery, not just another wellness perk.
Disaster Response
When catastrophie hits, the window to prevent acute stress from becoming chronic PTSD closes fast. The rapid deployable system ships anywhere and can be operational within days - allowing for rapid nervous system regulation in the immediate aftermath of a trauma
Military
High trauma exposure. Limited access to effective, stigma-free recovery. The rapid deployable system works alongside existing treatment programs - drug-free, protocol-driven, deployable anywhere.
First Responders
Firefighters, police, and EMS workers develop PTSD at two to three times the rate of the general population. Recovery infrastructure that installs on-site to prevent PTSD before it starts.
Rapid Deployable System
The world's first deployable unit is built and on the way to help fire survivors and first responders on Maui.
Former Medical Director
International Association of Fire Fighters Center of Excellence (Washington D.C.)
Dr. Abby Morris, MD
"We have had several hundred firefighters use Floatation-REST as part of their treatment regimen with impressive results. It's rare to find a treatment with so much potential benefit and so little risk."
Rooted in Protocol
Every GCS deployment runs on a clinical protocol built from over two decades of peer-reviewed research by Dr. Justin Feinstein. That protocol is what makes the intervention certifiable, repeatable, and defensible at institutional scale. Every session delivered generates real-world outcomes data that feeds back into the evidence base.
The data doesn't reset. It compounds.
On the way to FDA
GCS is pursuing FDA approval for Floatation-REST as a Class II De Novo medical device. The evidence base is there. The safety profile is there. The outcomes are reproducible.
FDA approval changes everything about who can access this intervention and where it can go. It opens the door to CMS New Technology APC designation, which is a critical first step to making Floatation-REST reimbursable through insurance.
That single milestone transforms the intervention from a clinically validated protocol into something any hospital, health system, or first responder organization can offer without the cost being a barrier.
Modern Open Air Pools
"The open-air design completely removes all feelings of claustrophobia. I cannot overemphasize the importance of having an open pool for anxious populations. Without it many of our patients would have refused to even try floating."
Dr. Justin Feinstein
Built by the people most qualified to do this.
Dr. Justin Feinstein Ph.D.
Founder and Chief Scientific Officer
Clinical neuropsychologist. Internationally recognized leader in float therapy research and the neuroscience of fear, anxiety, and PTSD. Dozens of peer-reviewed publications. President of the Float Research Collective, and former director of the Float Clinic & Research Center at the Laureate Institute for Brain Research.
Tania von der Goltz
Founder & Executive Chair
Healthcare executive with decades of senior leadership experience at Fresenius Medical Care. Former Group CFO of a major stock-listed technology business. Deep expertise in financial leadership, commercialization, reimbursement strategy, and international market expansion for medical devices.
Dr. Abby Morris, M.D.
Chief Medical Officer
Double board-certified in Psychiatry/Neurology and Addiction Medicine. Former Medical Director of the IAFF Center of Excellence. Has treated over 4,000 firefighters for PTSD, anxiety, and addiction. Spearheaded the application of floatation therapy in first responders
Toby Stanwell-Smith
Chief Technology Officer
The engineering intelligence behind GCS's modular and deployable hardware platforms. 25+ years of experience building state-of-the-art floatation systems as the Design Manager at Floataway.
How to get involved.
GCS is building clinical infrastructure for deploying nervous system regulation at scale.
We're in conversation with researchers, clinicians, institutional partners, and funders who understand what's at stake. If that's you, please reach out to us.