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Company History

Our Journey

From pioneering commercial diving and NASA research to building one of the Northeast’s leading hyperbaric and wound care networks, the Life Support Technologies story spans more than five decades of innovation, education, and patient care. Since 1984, LST has provided specialized support services for clinical hyperbaric centers, NASA, commercial diving operations, Department of Defense initiatives, tunneling projects, and military programs.

Today, the Life Support Technologies group of companies maintains a strong clinical presence throughout the Northeast, partnering with leading healthcare facilities to provide advanced wound care and hyperbaric medicine services. Through a continued commitment to clinical excellence, education, and training, LST helps its partner facilities deliver exceptional patient care and achieve the highest standards in hyperbaric medicine, including UHMS accreditation.

1969 – 1984
Pioneering Years

Our foundation was built on a passion for exploration, safety and advancing the science of hyperbaric technology.

1969 Glenn Butler hired by Union Carbide-Ocean Systems Research as an Experimental Diver / Engineer.
1970 Oxygen Enriched Atmosphere Fire Research Testing for NASA and ASTM / NFPA Standards.
1973 NOAA Undersea Habitat Saturation Excursion Procedures.
1974 First 10-minute Rapid Compression Decompression Table development to 31 Atmospheres.
1976 Co-founded the NY City-EMS Hyperbaric Emergency Service with Dr. Dario Gonzalas.
1980 Built the North American Hyperbaric Center (NAHC) at IUC on City Island, Bronx, NY.
1981 Butler first US Patent for North Sea Fly-Away Diver Hyperbaric Helicopter-born Chamber.
1982 Professional Diving School of NY (PDSNY) was founded at IUC using NAHC facility.
1983 First US School with Diver training compliant with UK North Sea Diver Certification.
1984 Life Support Technologies – consulting company formed to fulfill NOAA and NASA contracts.
1985 – 2000
Innovation & Advancement

During this period, we expanded our expertise, supported groundbreaking research and developed new technologies that advanced the field of hyperbaric medicine and diving safety.

1985 NAHC awarded NOAA Contract to test Aquarius Underwater Habitat Repetitive Excursion Tables.
1986 Installed and operated a new multiplace hyperbaric chamber at Jacobi Medical Center.
1991 Helped Convert NASA-MSFC Neutral-Buoyancy Simulation Space suits to use NITROX.
1992 Helped NASA train the Space Shuttle Hubble Space Telescope Astronaut crew to use NITROX.
1996 Developed NITROX gas mixing system and training program for NASA-JSFC Neutral Buoyancy Lab.
1998 Glenn Butler opens Two (2) Monoplace Chamber Center at Mount Vernon Hospital.
2001 – 2010
Expanding Our Clinical Network

With the creation of Hyperbaric Medical Technologies (HMT), we began a significant period of growth, bringing advanced wound care and hyperbaric services to hospitals across the Northeast and surrounding region.

2001 Hyperbaric Medical Technologies, Inc. (HMT) is created with Glenn Butler as President / CEO.
2001 HMT expands Mount Vernon Hospital to four (4) Chambers.
2002 HMT teams up with Dr Eric Kindwall, MD to provide Introductions to Hyperbaric Training Course.
2002 HMT opens operations at Westchester Medical Center (Valhalla).
2002 LST engaged to upgrade and operate the US Army Natick Base Terrestrial Altitude Chamber.
2004 HMT opens operations at Nassau University Medical Center, a level one trauma center with Multi and Mono Place Chambers.
2006 HMT opens operations at Winthrop University Hospital – NYU Langone – Long Island.
2007 HMT opens operations at Good Samaritan Hospital, a member of WMC Health.
2009 HMT opens operations at Kingston Hospital – a member of WMC Health.
2009 HMT opens operations at NYP Hudson Valley Hospital, Courtlandt Manor, NY.
2010 HMT opens operations at Virtua Berlin Hospital, Berlin, NJ.
2011 – 2023
Continued Growth and Impact

We continue to expand our services, support critical infrastructure projects and partner with leading hospitals to improve patient outcomes throughout the Northeast and beyond.

2011 LST provides Tunnel Boring Tables and operational support to MTA-East Side Access.
2012 HMT opens operations at St Francis Hospital and Medical Center in Hartford, Ct.
2013 HMT opens operations at East Orange General Hospital in East Orange, NJ.
2014 HMT opens operations at Virtua Voorhees Hospital – Mount Holly, NJ
2017 HMT begins wound / Hyperbaric Consulting support – Vassar Bros. Hospital, Poughkeepsie, NY.
2018 HMT opens operations at Brookhaven Hospital in Patchogue, NY – NYU Langone – Suffolk.
2018 HMT opens operations at Brookhaven Hospital in Happauge, NY.
2019 HMT opens operations at Stony Brook Southampton Hospital – Southampton, NY.
2020 HMT opens operations at White Plains Hospital – Part of the Montifiore Network.
2020 HMT opens operations at Virtua Memorial Hospital – Mount Holly, NJ.
2023 HMT opens operations at St Johns Riverside, Yonkers, NY – Part of the Montifiore Network.
2023 HMT opens operations at Plainview Hospital, part of the Northwell Network.

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