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Dive into Adventure with On the Mark Scuba

Whether you're just starting your underwater journey or you're a seasoned diver, On the Mark Scuba offers everything you need and more. Led by experienced professionals, we provide a wide range of scuba certification courses, from beginner to advanced, including specialty training. Our fully stocked retail shop carries top-of-the-line scuba gear and accessories, and we offer expert maintenance services for regulators, tanks, and other equipment. We also specialize in certified hydrostatic testing and inspections, ensuring your tanks meet the highest safety standards. At On the Mark Scuba, we’re your one-stop destination for diving education, equipment, service, and safety.

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Our Services

Our Mission

Who We Are

On the Mark Scuba, LLC is your ultimate destination for thrilling scuba adventures and meticulous hydrostatic testing services. Our knowledgeable team offers scuba instruction, cylinder inspections, and a comprehensive experience for enthusiasts and professionals alike.

Silhouette of Scuba Divers

With years of experience as a decorated professional public safety diver, Mark knows that the real value of scuba diving is not just about adventure; it's about confidence, skill, and discovering a world few ever see.

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“Have customers review you and share what they had to say. Click to edit and add their testimonial.”

Alexa Young, CA

Why Choose On the Mark Scuba

On the Mark Scuba offers an exceptional fusion of scuba adventures and hydrostatic testing services, prioritizing safety, expertise, and passion.

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Divers Training in Pool

Expert Guidance

Years of Experience

Our instructors and technicians are seasoned professionals with extensive experience, ensuring that your diving and equipment requirements are met with the highest level of skill.

Quality Assurance

Certified Practices

We strictly adhere to industry standards for all our hydrostatic testing and scuba servicing, providing reliability and peace of mind for our clients.

Customer Care

Your Satisfaction Matters

From personalized diving guidance to efficient hydro testing services, our team is dedicated to ensuring your experience is exceptional at every stage.

Community Involvement

Join Our Community

Be a part of our diving family. We organize events that promote safe practices and a love for the underwater world, ensuring every diver feels valued and welcomed.

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On-Site Tank Services 

Safe diving starts long before you hit the water. Regular inspection and testing of your scuba tanks ensures they stay strong, reliable, and ready for every dive. Over time, moisture, heat, and pressure changes can affect the inside of your tank — that’s why hydrostatic testing and visual inspections are required by law and vital for your safety. We handle each tank with precision and care so you can dive with complete confidence.

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Owner & Master Diver

Richard Markland

A seasoned diving professional based in Tennessee who brings together years of technical diving expertise with a strong commitment to public safety. He collaborates with local and national law enforcement and search & rescue teams to perform underwater recoveries, evidence searches, and training operations in lakes, quarries, and other inland dive sites.

Contact

Store Hours

Richard Markland

PADI MSDT #441151

PSD Instructor

423-213-2417

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