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Business Details
Your Source for Innovative Dive Equipment Solutions
Manta Industries was formed through the merger of two industry leaders, Manta Industries and Highseas Millwork, operating under Privateer Divers LLC. Our team brings over 56 years of combined dive experience, specializing in high-quality, customizable dive equipment for technical and recreational divers. Our staff includes certified experts with extensive backgrounds in cave and wreck diving, ensuring our products meet the rigorous demands of underwater exploration. We manufacture durable gear, including the Joe McGrath Signature Series of harness hardware, dive reels, and sidemount systems, designed to eliminate failure points and enhance diver safety.

Our commitment to innovation is reflected in patented designs and materials built to withstand extreme conditions, from deep wrecks to icy caves. We prioritize customer needs by offering personalized harness configurations and reliable equipment trusted in nuclear projects, artifact recovery, and global expeditions. Our leadership team combines decades of commercial diving expertise with academic and technical training, maintaining a focus on advancing dive technology while preserving affordability and accessibility for all divers.
Services
Sidemount Systems Dive Harnesses Underwater Reels Dive Lights Dry Suits
Highlights and features
  • We offer over 56 years of combined dive experience in product design and technical diving.
  • Our patented stainless steel back plates are built in the USA for extreme durability.
  • We provide customizable harness systems tailored to individual diver requirements.
  • Our dive reels feature anti-spooling mechanisms proven in 300ft+ wreck dives.
  • We maintain direct customer support with rapid response for technical assistance.
What people say
Perfect for deep wreck diving Never birdnested or free spooled Superior materials withstand saltwater Easy deployment in low visibility Lifetime construction quality
Services
Sidemount Systems
Our sidemount systems provide redundant air supply solutions with dual-tank air cells and high-visibility reflective stripes. Engineered for technical divers requiring lift capacities up to 55lbs, these systems feature corrosion-resistant materials suitable for saltwater environments. The design allows streamlined configuration while maintaining easy access to valves and stage bottles during deep cave or wreck dives.
Dive Harnesses
Customizable harness systems eliminate failure points through one-piece construction and reinforced hardware. Available with multiple lift options, our harnesses include patented components like the Polygon intersection system for optimal weight distribution. Stainless steel cam bands and adjustable staging rings accommodate various tank configurations for technical and recreational applications.
Underwater Reels
Engineered for overhead environment diving, our reels feature anti-spooling mechanisms and corrosion-resistant materials. The patented AFS system prevents accidental line release during critical deployments in low visibility. Models range from compact nano reels to heavy-duty rescue reels with serialized tracking for quality control in professional operations.
Dive Lights
High-intensity dive lights include depth-rated canister systems and LED models with solid aluminum housings. The Low Rider Goodman Handle design accommodates various light heads while maintaining ergonomic control. Specialized configurations provide 330ft depth rating and impact resistance for wreck exploration and night diving applications.
Dry Suits
Otter dry suits combine thermal protection with mobility for cold water diving. Available with customizable seals and integrated weight systems, these suits maintain watertight integrity through reinforced zippers and abrasion-resistant materials. Accessories include thermal undergarments and repair kits for extended expedition use in extreme environments.
People
Eric Simon
CEO
Underwater Technology graduate with 1979 commercial diving experience. Certified SCUBA diver since 1972, specializing in rebreather cave diving and East Coast wreck exploration. Oversees technical design and product development at Manta Industries.
Richard M. Simon
President
Business degree candidate and PADI/TDI instructor with technical diving certifications. Manages daily operations since forming Privateer Divers in 2007. Specializes in cave diving with rebreathers and East Coast wreck exploration. Holds Boston Sea Rovers internship award.
Questions
What makes Manta dive reels different from competitors?
Our patented anti-free spool mechanism and serialized quality control ensure reliability in extreme conditions, proven by professional divers in 300ft+ wreck dives.
Can I customize my dive harness configuration?
Yes, we offer modular components including multiple lift options, adjustable staging rings, and stainless steel cam bands for personalized harness setups.
Are products suitable for cold water diving?
All gear meets cold water requirements, with dry suits and lights specifically engineered for icy environments and extended exposure.
Do you offer technical diving specific equipment?
Our product line caters to technical divers with features like redundant air systems, high-lift sidemount configurations, and depth-rated lighting solutions.
How do I get replacement parts or repairs?
Contact our direct support team via phone or email for replacement components, line rebuild kits, or factory repair services with serialized tracking.
Are products available internationally?
Yes, our gear ships globally with documented use in technical diving operations across Europe, Asia, and the Americas.