What Gray Institute does

Gray Institute, operated as Functional Design Systems, LLC, is a private US-based education company headquartered in Adrian, Michigan, founded in 1978 by Dr. Gary Gray (the "Father of Function") to teach Applied Functional Science (AFS) — an integrated framework combining Physical, Biological, and Behavioral Sciences for human movement analysis. The company serves movement professionals across at least eight segments including physical therapists, personal trainers, athletic trainers, chiropractors, strength and conditioning coaches, golf professionals, yoga/Pilates instructors, and active aging specialists, with a claimed base of 250,000+ professionals trained worldwide.

The core technology stack is a content and certification platform built around proprietary methodologies — 3DMAPS (3D Movement Analysis and Performance System), Chain Reaction Biomechanics, CAFS (Certification in Applied Functional Science), Functional Manual Reaction, Functional Nomenclature, and the Functional Movement Spectrum — packaged into 15+ online courses, live seminars, and specializations, supported by a learning management system at gi.grayinstitute.app, iOS/Android mobile apps, and a library of 1,700+ video assets. Distribution is direct-to-consumer via grayinstitute.com, with additional live events delivered through the Inspire360 platform and an e-commerce gear storefront on Shopify. The flagship GIFT (Gray Institute for Functional Transformation) is a 40-week mentorship program priced at $14,440, with graduates earning the FAFS credential and FMR certification.

Revenue is generated through one-time course and bundle purchases ($99–$329), an annual membership at $829 providing access to all courses and content, the premium GIFT mentorship, e-commerce gear sales, and paid listings in the Movement Professional Locator (770 certified professionals). Pricing is small-dollar at the entry tier and high-dollar only for GIFT, with a long-tail customer base and no disclosed enterprise contracts, funding, or revenue figures. The company has no institutional investors, operates with 1–10 employees, and holds nine registered trademarks protecting its proprietary methodology and brand assets.

Name

Gray Institute

Legal name

Functional Design Systems, LLC

Website

https://grayinstitute.com

Company type

Private

Founded year

1978

Operating status

Operating

Headcount range

1–10 employees

Short description

Gray Institute, founded in 1978 by Dr. Gary Gray, is a private Michigan-based education company that delivers Applied Functional Science courses, certifications (3DMAPS, CAFS), specializations, and the GIFT 40-week mentorship program to movement professionals worldwide, with 250,000+ professionals trained across physical therapy, fitness, and sports performance.

Ownership category

akta.pro rank

Product category

Professional Continuing Education

NAICS

Professional and Management Development Training (611430), Professional and Management Development Training (61143)

SIC

Services-Educational Services (8200)

akta.pro primary industry

Healthcare & Life Sciences (EDAAAPAA)

Keywords

• Applied functional science
• Movement science education
• Functional movement certification
• Biomechanics training
• Continuing education for professionals

Headquarters

HQ city

Adrian

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2C

Offering type

Services

Revenue model

1. Online Course Sales: Individual online courses sold for one-time purchase or as part of bundles, providing access to video content, certifications, and specializations in Applied Functional Science.
2. Annual Membership: Comprehensive membership providing 12 months access to over 1,700 video assets, all online certifications, specializations, and exclusive member benefits.
3. GIFT Mentorship Program: 40-week elite mentorship program with tuition ranging from $14,440 (in-full) to installment plans. Includes licensing of GIFT materials, gatherings with ground transportation, meals, and recreation.

Pricing tiers

Go-to-market motion1 record

Distribution channels5 records

Marketing channels7 records

Core offering

Gray Institute delivers online courses, certifications, specializations, and a flagship 40-week mentorship program (GIFT) in Applied Functional Science (AFS) to movement professionals worldwide. Their proprietary methodologies—including 3DMAPS, Chain Reaction Biomechanics, Functional Nomenclature, and the Functional Movement Spectrum—are taught through a learning management platform, live seminars, and a mobile app. A comprehensive annual membership and e-commerce gear store round out the educational ecosystem.

Product overview

Gray Institute offers a comprehensive portfolio of movement science education products centered on Applied Functional Science (AFS). The portfolio includes online courses (Functional Techniques, Foundations), certifications (3DMAPS, CAFS), specializations (Active Aging, Female Chain Reaction, Foot/Ankle, Functional Golf System, Functional Soft Tissue Transformation, Functional Yoga System), and the flagship GIFT 40-week mentorship program. The company also provides a membership subscription with access to over 1,700 video assets and all certifications, a mobile app for on-the-go learning and professional locator services, and course bundles for team training. Courses are delivered primarily through an online learning system with CEU approvals across multiple athletic training and physical therapy organizations.

Differentiator

Problem solved

Functional benefit

Brands

• 3DMAPS®: 3D Movement Analysis and Performance System - a functional assessment and performance system
• CAFS
• GIFT
• Chain Reaction®
• Applied Functional Science®

Products and services

• Functional Techniques Entry-level online course teaching movement professionals evidence-based functional movements, when to use them, and their benefits. Approximately 90-120 minutes to complete; approved for CEUs across ACBSP, ACE, NASM/AFAA, BOC, CanFitPro, and NSCA.
• Foundations Online course teaching key scientific principles of functional movement, including Chain Reaction biomechanics, joints, gravity effects, ground reaction force, mass, momentum, muscles, and proprioceptors. Approximately 12.5 hours; 12.5 contact hours of CEUs.
• 3DMAPS (3D Movement Analysis and Performance System) Functional assessment and performance system certification that enables movement professionals to identify sources of dysfunction and guide patients/clients to success through six global movements across all three planes of motion.
• CAFS (Certification in Applied Functional Science) Corrective exercise certification that provides tools to develop custom assessment, treatment, and training programs tailored to each individual patient or client.
• GIFT (Gray Institute for Functional Transformation) 40-week elite mentorship program in Applied Functional Science that elevates movement professionals to elite knowledge, care, and analytical ability. Graduates become Fellows of Applied Functional Science (FAFS) and may also be certified in Functional Manual Reaction (FMR). Pricing ranges from $14,440 in-full to installment plans.
• Chain Reaction Biomechanics Seminar The longest-running seminar in the movement industry, teaching how the body moves on all three planes of motion as an interconnected whole rather than isolated pieces. Led by Dr. Gary Gray and Doug Gray.
• Active Aging Specialization Specialization course for movement professionals working with aging clients, leveraging Applied Functional Science principles to deliver functional results with older populations.
• Female Chain Reaction Specialization Specialization exploring biomechanics unique to female anatomy, empowering specialists to identify, assess, and treat dysfunction in the Pelvic Core Neuromuscular System.
• Foot/Ankle Specialization The first and only movement industry specialization focused on the biomechanics of the foot and ankle, considered the foundation of nearly all human movement.
• Functional Golf System Specialization Organizes, sequences, and delivers individualized golf-specific training programs leveraging over 250 golf-specific movements across 12 different training programs.
• Functional Soft Tissue Transformation Specialization Empowers understanding of the global/local/manual movement spectrum, identification of abnormal tensions, selection of appropriate loading for testing and treating, and creating plans to improve movement integrity.
• Functional Yoga System Specialization The most comprehensive functional yoga training course designed for the human body of today while honoring historic yoga traditions.
• 3D Functional Movement Coach Certification Certification for 3D movement progressions for movement coaching.
• 3D Functional Golf Coach Certification Certification for 3D golf progressions for golf-specific coaching.
• Introduction to Functional Movement Bundle Bundle combining the Functional Techniques and Foundations courses for clinics and clubs introducing Applied Functional Science, providing consistent understanding of functional movement and Chain Reaction biomechanics. Priced at $329, saving over 15% versus separate purchase.
• Gray Institute Mobile App Mobile application for accessing education, the Movement Professional Locator service, and resources on the go. Available on iOS and Android.
• Gray Institute Annual Membership Subscription membership providing 12 months of access to over 1,700 video assets, all online certifications, specializations, and exclusive member benefits. Priced at $829 annually.

Quantifiable outcome

• Over 250,000 movement professionals trained worldwide
• +1 more outcomes

Named customers4 records

Segments8 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

One partnership is on record.

• Golf Fitness Association of America (GFAA)coreStrategic or Co-development Partner · 29 October 2025Gray Institute partnered with GFAA (formed in 2023) to elevate education for golf and fitness professionals. The collaboration brings together Gray Institute's five decades of leadership in Applied Functional Science with GFAA's mission to empower coaches who serve the golf community. This partnership focuses on functional education in golf and performance training.

Scale indicators5 records

Recent moves5 records

Expansion highlights6 records

Emerging players

• MedBridge: MedBridge is an online continuing education platform serving physical therapists, occupational therapists, and athletic trainers with video-based courses and certifications. It competes with Gray Institute for the same healthcare professional CEU budget through a broader content catalog.
• Dr. John Rusin (Functional Hypertrophy / Pain-Free Performance): Dr. John Rusin offers functional training and pain-free performance certifications and programs for personal trainers and clinicians. It is an emerging player targeting overlapping concepts of functional, individualized corrective exercise training.

Broad incumbents

• PESI (Professional Education Systems Institute): PESI provides continuing education seminars and online courses to healthcare professionals including physical therapists, athletic trainers, and chiropractors. It competes for the same continuing education budget with a much broader and more general catalog.
• American Council on Exercise (ACE): ACE certifies personal trainers, health coaches, and group fitness instructors, serving as a primary continuing education source for the same PT/trainer audience. Gray Institute courses are approved for ACE CEUs, indicating direct content overlap and audience competition.
• National Academy of Sports Medicine (NASM): NASM is one of the largest personal training and corrective exercise certification bodies globally, offering CEU-eligible content to the same movement professional buyer that Gray Institute targets. It is a broad incumbent with overlapping functional training content but a much larger employer-recognized brand.
• National Strength and Conditioning Association (NSCA): NSCA provides the CSCS and other strength and conditioning certifications widely recognized by employers and athletic programs. It competes for the same strength & conditioning coach segment that Gray Institute addresses through its specializations.

Direct peers

• StrongFirst: StrongFirst provides kettlebell, barbell, and bodyweight instructor certifications to personal trainers and strength coaches, with similar premium positioning and a focus on biomechanically rigorous instruction. Both compete for the corrective-exercise and strength specialist segments.
• Titleist Performance Institute (TPI): TPI is the dominant golf-specific movement and fitness certification body, directly comparable to Gray Institute's Functional Golf System and the 2025 GFAA partnership expansion. Both target golf professionals with biomechanics-driven training programs.
• Functional Movement Systems (FMS): FMS offers the Functional Movement Screen and Selective Functional Movement Assessment, the most direct functional-movement-assessment competitor to Gray Institute's 3DMAPS. Both target physical therapists, trainers, and performance coaches with assessment and corrective-exercise certifications.
• CHEK Institute: CHEK Institute offers holistic corrective exercise and lifestyle coaching certifications aimed at personal trainers, physical therapists, and strength coaches. Both brands emphasize individualized, biomechanics-driven programming over generic protocol-based training.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/grayinstitute
• Facebookfacebook.com/GrayInstitute
• LinkedInlinkedin.com/company/gray-institute

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Gray Institute