Speaker Alumni

  • Joel Silverstein

    Joel Silverstein

    Joel Silverstein holds a remarkable record of technical diving, diver training, and international publishing experience. His SUBAQUA magazine was a…

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  • Gemma Smith

    Gemma Smith

    Gemma started diving in 2008 and has been diving professionally for almost a decade. She has logged over 2000 dives…

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  • Dan Wright

    Dan Wright

    Dan has been diving for 20 years continuously, moving along in a steady pace in training and dive complexity as years…

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  • Janne Suhonen

    Janne Suhonen

    Janne Suhonen is a Helsinki-based freelance photographer. Born in 1975, he graduated from the Lahti Design Institute and specializes in underwater photography.…

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  • Paul Heinerth

    Paul Heinerth

    Paul was born in the province of Quebec and moved to Florida in July 1967. He began diving in 1969…

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  • Josh Thornton

    Josh Thornton

    Josh Thornton, co-organizer of TEKDiveUSA, has been diving for 18 years, and teaching for 13 of those. Josh took his OC…

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  • Curt Bowen

    Curt Bowen

    Specializing in extreme underwater photography, Curt has traveled the northern and southern hemispheres on dozens of expeditions capturing images of…

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  • Lamar Hires

    Lamar Hires

    Dive Rite CEO, Lamar Hires started his diving career in North Florida in 1979. Within his first 5 years of…

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  • Simon Mitchell

    Simon Mitchell

    Professor Simon Mitchell MB ChB, PhD, DipDHM, DipOccMed, FUHM, FANZCA Simon is an anesthesiologist and diving physician and is the…

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  • Randy Thornton

    Randy Thornton

    Randy Thornton, organizer of TEKDiveUSA, is a CCR Trimix Instructor Trainer and CCR Cave Instructor and serves as a member…

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  • Brian Kakuk

    Brian Kakuk

    Brian is a former U.S. Navy Diver with over 30 years of professional diving experience.  His work has taken him…

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  • Jim Kozmik

    Jim Kozmik

    Over 260 motion pictures, commercials, documentaries, underwater television shows, has kept Jim Kozmik busy over the last 30 years. This…

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  • Dave Conlin

    Dave Conlin

    After undergraduate work at Reed College, Dave Conlin received a master’s degree from Oxford University in Aegean and underwater archeology…

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  • Jared Hires

    Jared Hires

    Jared Hires is General Manager of Dive Rite, a premier technical dive gear manufacturer established in 1984. Having grown up…

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  • Payal Razdan

    Payal Razdan

    Payal Razdan is a doctoral student in kinesiology at Université Laval exploring the impact of extreme environments on physiological adaptation,…

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  • Arne Sieber

    Arne Sieber

    Assoc. Prof. Arne Sieber, PhD is a researcher working in the field of sensor technologies for rebreathers, dive computers and…

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  • Richard Lundgren

    Richard Lundgren

    Richard Lundgren has worked as a diver professionally around the world for more than 20 years. He has been fortunate…

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  • Peter Buzzacott

    Peter Buzzacott

    Dr. Peter Buzzacott, MPH, PhD is a certified advanced trimix cave diver and former recreational and technical diving instructor with…

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  • Dawn Kernagis

    Dawn Kernagis

    Dr. Dawn Kernagis is a biomedical researcher and has been a diver (including cave, technical and free diving) since 1993. Dawn…

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  • Lauren Kieren

    Lauren Kieren

    Lauren is a passionate and accomplished technical, cave, and rebreather instructor/instructor trainer and former Director of Product Development for Technical…

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  • David Concannon

    David Concannon

    David Concannon is an attorney and explorer with nearly 40 years of experience as a scuba diver and over 25…

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  • Matthew Addison

    Matthew Addison

    Matthew Addison began diving rebreathers in 1996 with Steam Machines shortly after Peter Readey moved his operation to California. Matthew…

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  • Karl Shreeves

    Karl Shreeves

    Karl Shreeves is Technical Development Executive for PADI (Professional Association of Diving Instructors). A recreational and technical diving instructor/instructor trainer,…

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  • Evan Kovacs

    Evan Kovacs

    Evan Kovacs has been working in the marine environment for nearly two decades as a diver, boat captain, director of…

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  • Elliott Jessup

    Elliott Jessup

    Elliott Jessup began diving as a young teenager and started diving professionally 10 years ago after quitting an office job…

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  • Leon Scamahorn

    Leon Scamahorn

    Leon Scamahorn is the CEO of InnerSpace Systems Corp and inventor of the Megalodon CCR.  Leon is a 13 year…

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  • Kevin Juergensen

    Kevin Juergensen

    Kevin Juergensen is one of the founders of the modern rebreather industry, having formed his company, Juergensen Marine, Inc. in…

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  • Jo Mikutowicz

    Jo Mikutowicz

    Joanna is the owner of one of the Caribbean's largest Technical diving companies, Divetech.  Originally certified as an Open Water…

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  • Martin Robson

    Martin Robson

    Martin Robson, a former Royal Marine Commando, began diving with the military in his late teens. He is now one…

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  • Michael Thornton

    Michael Thornton

    Michael Thornton co-organizer of TEKDiveUSA, started diving in 1998 and has been an addict ever since. Michael first became a…

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  • Bruce Partridge

    Bruce Partridge

    Bruce Partridge is President of Shearwater Research Inc., the maker of the Shearwater Petrel and NERD.  Shearwater controllers are standard…

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  • Michael Menduno

    Michael Menduno

    Michael is an award winning journalist & technologist who has written about diving and diving technology for more than 25…

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  • Hal Watts

    Hal Watts

    Hal Watts is the founder of The Professional Scuba Association International (PSAI). His first experience with SCUBA was in 1955…

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  • Gareth Lock

    Gareth Lock

    Gareth Lock is a retired Royal Air Force flight instructor now teaching Human Factors and Crew Resource Management in the…

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  • Neal Pollock

    Neal Pollock

    Dr. Neal Pollock is an Associate Professor in Kinesiology at Université Laval in Québec, QC and Research Chair at the…

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  • Guy Shockey

    Guy Shockey

    Guy Shockey started diving in 1982 in a cold mountain lake in Alberta, Canada. Since then he has logged somewhere…

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  • Mike Young

    Mike Young

    Mike Young grew up in the mountains of Colorado. At a young age, he became an extreme skier, an avid…

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  • Jessica Keller

    Jessica Keller

    Jessica Keller is an underwater archaeologist with the National Park Service (NPS) Submerged Resources Center (SRC) based in Denver, CO.…

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  • Michael Barnette

    Michael Barnette

    An accomplished diver, author, and photographer, Michael Barnette has been actively researching and exploring shipwrecks for almost 25 years, resulting…

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  • Pete Mesley

    Pete Mesley

    Pete's passion for diving started in the cold English waters over 25 years ago. This is where his "Lust for…

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  • Rick Stanton MBE

    Rick Stanton MBE

    Cave explorers generally fall into one or other of two categories; technical divers who dive in flooded caves but rarely…

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  • Scott Sanders

    Scott Sanders

    An active diver for 20 years, the water is Scott’s office, playground, and sanctuary.  He travels the Northeast US as…

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  • Joseph Dituri

    Joseph Dituri

      CDR Joseph Dituri enlisted in the U.S. Navy in 1985. He has served continuously on active service upon various…

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  • Rod Macdonald

    Rod Macdonald

    Rod Macdonald is an internationally renowned shipwreck explorer, undersea adventurer and best selling diving author with 10 books to his…

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  • Steve Lewis

    Steve Lewis

    Steve Lewis has been an active technical diver, instructor and expedition leader since the early 1990s when diving was an…

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  • Paul Toomer

    Paul Toomer

    After living in South Africa for 23 years it's odd that Paul discovered diving in the cold waters of Southern…

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  • Horst Dederichs

    Horst Dederichs

    Horst is the CEO of dive2gether.net the company behind SCUBA FORCE & SF2 ECCR. He has been a scuba instructor…

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  • Beatrice Rivoira

    Beatrice Rivoira

    Beatrice is an Italian professional scuba diver with a Master Degree in Marine Biology and Oceanography. She has started really…

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  • Tom Steiner

    Tom Steiner

    Tom Steiner van den Ouweelen is a Technical Instructor Trainer living in Gozo, Malta. His passion is teaching technical diving…

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  • Cristina Zenato

    Cristina Zenato

    Cristina Zenato was born in Italy and grew up in the middle of the rain forest of the African Congo…

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  • Brett Seymour

    Brett Seymour

    Brett Seymour is the Deputy Chief of the US National Park Service’s (NPS) Submerged Resources Center (SRC) based in Denver,…

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  • Matt Vinzant

    Matt Vinzant

    Matt Vinzant has been infatuated with springs and caves his entire life. In 1998 at the age of 12 he…

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  • Richie Kohler

    Richie Kohler

    Richie Kohler’s passion for maritime history has led him to explore some of the most challenging shipwrecks in the world,…

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  • Marty O’Farrell

    Marty O’Farrell

    Marty O’Farrell started his diving career in 1980 in Seattle Washington in the chilly waters of Puget Sound. He dove…

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  • Becky Kagan Schott

    Becky Kagan Schott

    Becky Schott is a multiple Emmy Award-winning underwater cameraman, photographer, and accomplished technical diver whose work can be seen on…

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  • Renee Power

    Renee Power

    Reneé Power is co-author of Women Underwater with Jill Heinerth. She has participated in dozens of underwater research projects and…

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  • Bartek Buszko (Bartek Ra)

    Bartek Buszko (Bartek Ra)

    Bartek's adventure with diving began in 1997 in Mexico. Over the years he has developed his skills and gained experience…

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  • John Zumrick

    John Zumrick

    There I was at the University of California, San Diego doing and surgical residency and not to happy about it.…

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  • Joel L. Clark

    Joel L. Clark

    Growing up in East Tennessee, Joel always loved adventure (whether it came in the form of hunting or WERA endurance…

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  • Joe Mazraani

    Joe Mazraani

    Since childhood, Joe Mazraani has been fascinated by the sea, its creatures and the allure of the underwater world. Growing…

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  • Jakub Rehacek

    Jakub Rehacek

    Jakub is an owner of Golem Gear, Inc., purveyors of advanced expedition grade diving equipment. Jakub’s diving interests are geared…

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  • Brian Carney

    Brian Carney

    Brian Carney is the President of one of the largest technical diving certification agencies in the world, Technical Diving International…

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  • David Doolette

    David Doolette

    Associate Professor David Doolette began scuba diving in 1979, was introduced to sinkholes and caves of Australia in 1984. During…

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  • John R. Clarke

    John R. Clarke

    John R. Clarke, Ph.D., has been the Scientific Director of the Navy Experimental Diving Unit (NEDU), since 1991. From 1979…

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  • Brett B Hemphill

    Brett B Hemphill

    Brett B Hemphill has been the current President of Karst Underwater Research/KUR. This nonprofit group currently matins multiple permits in the…

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  • Antti Apunen

    Antti Apunen

    Author Antti Apunen is a Helsinki-based writer and entrepreneur. He has authored multiple books and still works with several newspapers…

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  • Jakub Šimánek

    Jakub Šimánek

    Jakub is a Liberty CCR Factory Instructor Trainer. He inherited the passion for underwater world from his father as a…

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  • Douglas Ebersole

    Douglas Ebersole

    Douglas Ebersole, MD is a cardiologist at Watson Clinic LLP in Lakeland, Florida specializing in coronary and structural heart interventions.…

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  • Nathalie Lasselin

    Nathalie Lasselin

    Nathalie Lasselin is a multi award winning underwater cinematographer and documentary producer.  Aqua Incognita: Made in China has been produce…

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  • Phil Short

    Phil Short

    Phil came to diving from a background of speleology (Dry caving) that lead him into various disciplines such as rope…

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  • Jon Bernot

    Jon Bernot

    Jon Bernot began diving in the lakes in Oklahoma as a teenager. While attending the University of Oklahoma he worked…

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  • Jill Heinerth

    Jill Heinerth

    Jill has dived deeper into caves than any woman in history. With a collection of magnificent images, from Antarctic iceberg…

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  • Andrew Pitkin

    Andrew Pitkin

    Andrew Pitkin learned to dive in 1992 in the cold murky waters of the United Kingdom and started cave and…

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  • German Arango

    German Arango

    German (aka Mr.G.) was born in Colombia and has been actively diving for the past 15 years.  He has  been…

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  • Krzysztof Starnawski

    Krzysztof Starnawski

    Krzysztof Starnawski has been diving for 25 years and has spent the last 20 years diving in caves. He originally…

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  • Martin Parker

    Martin Parker

    Martin Parker is the Managing Director of Ambient Pressure Diving, the British designers and builders of the successful, award winning…

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  • Charlie Roberson

    Charlie Roberson

    Charlie Roberson is an attorney who lives and practices law in Gainesville, Florida.  Charlie learned to dive in 1991 while…

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  • John Kendall

    John Kendall

    John Kendall is a GUE technical, cave and CCR instructor living in the UK. Since he was a small child,…

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  • Karim Hamza

    Karim Hamza

    Professional LAUE President and Administrator Co-owner of Hollywoodivers 2001 to present U/W coordinator, safety diver, scuba trainer for cast and…

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  • Jens O. Meissner

    Jens O. Meissner

    Jens is a management researcher at the University of Applied Sciences Lucerne and University of St. Gallen in Switzerland.  Jens is a…

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  • Dan Warkander

    Dan Warkander

    Dr Dan Warkander did his first open water dive when he rolled backwards off the boat in Scapa Flow, Scotland. That and…

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  • Kirill Egorov

    Kirill Egorov

    Kirill Egorov graduated from Moscow State Pedagogical University as a teacher of Physics in 1999, and attended a course of…

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  • Tom Crisp

    Tom Crisp

    After taking a cave class in 2010, Tom found himself wanting to dive in flooded caves as much as possible.…

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  • Bart Malone

    Bart Malone

    A mishap at a swimming pool as a teenager, and subsequent swimming and diving lessons, led Bart Malone to a…

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  • Gabriele Paparo

    Gabriele Paparo

    Gabriele Paparo is an active scuba diving instructor & technical/rebreathers diving instructor for several scuba diving agencies (TDI – PADI…

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  • Tom Jaspers

    Tom Jaspers

    Tom started diving in 1976. At the end off the 1990s he discovered diving with a rebreather and became addicted…

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  • Mark Powell

    Mark Powell

    Mark Powell is one of the UK’s best known technical diving instructors. He has been involved in diving since the…

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  • Bradley Sheard

    Bradley Sheard

    Brad Sheard has been diving and photographing shipwrecks for more than 30 years, in both warm water and cold, from…

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  • Tom Mount

    Tom Mount

    Tom has a Ph.D. in natural health science a N. D. as a naturopathic Doctor and Th.D in.inntegral Energy medicine…

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  • Anthony Tedeschi

    Anthony Tedeschi

    Anthony Tedeschi was born and raised in Southern New Jersey.  His love for the water began at a young age…

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Safety Warning

WARNING: Scuba diving is an inherently dangerous sport that can result in serious injury or death if you do not receive the proper training and practice safe diving techniques. The ideas, topics and material presented at TEKDiveUSA are those of the presentor, and TEKDiveUSA LLC does not endorse, support, advocate or accept liability for any of said material / content.

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