Romuald Ciesielski DRC4DENTISTRY (abbreviated name: DRC), based in Warsaw, is a training company engaged in postgraduate education of dentists in the broad field of dentistry and orthodontics.

History of the DRC in Poland:

• 14.05.1991 r. - beginning of business activity in Poland under the name UNO - DENTAL Jacek Ciesielski, Romuald Ciesielski
• 15.06. 1991 r. - inauguration of training programs for dentists organized by UNO - DENTAL. The entire then group of independent academics (Professors) representing all Medical Academies in Poland joined the organized trainings. From private practice, Dr. Danuta Borczyk, Dr. Roman, Borczyk, Dr. Andre Lipski (Denmark) and Dr. Marcin Dolecki.
• 1-3.10.1998 r. - breakthrough for many doctors. Dr. Howard Farran's first visit to Poland with a lecture "Business in Dentistry" https://www.howardfarran.com/
• 24 - 31.10.1998 r. - Visit to the CRA Institute in Provo, USA and obtaining the rights to publish the Polish edition of the CRA Newsletter http://www.cliniciansreport.org/uploads/files/908/WhatIsCRweb16.pdf
• 16 - 19. 09. 1999 r. - A career breakthrough for many general practicing dentists - Dr. Brock Rondeau's first visit (Rondeau Seminars) with his proprietary orthodontic program for general practicing dentists. https://www.rondeauseminars.com/
• 27.05. 2000 r. - organization and conduct of the first in the history of Polish dentistry discharge of Dr. Gordon J. Christensen https://www.cliniciansreport.org/
• 10.10. 2001 - 6.11.2001 - career breakthrough for trainees - organization of the first edition of the practical course at PCC in Provo., USA conducted by Dr. Gordon J. Christensen.
• 27.05. 2000 r. - organization and conduct of the first in the history of Polish dentistry discharge of Dr. Gordon J. Christensen https://www.cliniciansreport.org/
• November 2001. - April 2002. - Appointment of Dr. Marcin Dolecki as an instructor of Rondeau Seminars (Instructor of Orthodontics).
• February 28-29, 2004. - combined orthodontic lecture visit by then IAO President Dr. Yosh Jefferson together with IAO Executive Director Mr. Detlef B. Moore; the first applications of Polish doctors to the IAO
• 11 - 12. 09. 2004 - organization of the first LVI Congress in Poland "From the Best for the Best" https://www.lviglobal.com/
• 16.09.2004 - Romuald Ciesielski becomes an honorary founding member of the Channel 3 group
• 15 - 15. 01.2005 - organization of the first and only lecture and practical workshop by Dr. Stephen Buchanan https://www.buchananrootcanal.com/
• April/May 2005. - Signing of an agreement on the representation of the IAO in Poland by UNO-DENTAL company on the basis of the Regional Coordinator (Poland Regional Coordinator).
• October 1-2, 2005. - Combined with an orthodontic lecture, the second visit of Dr. Yosh Jefferson together with IAO Headquarters Office representative, Ms. Jenn Baker
• April 2006. - to exceed the threshold of 50 members and to transform into a section and to grant UNO-DENTAL the status of Poland Section Coordinator
• July 2006. - Dr. Marcin Dolecki's attainment of the membership rank of Active and his appointment as an IAO Senior Instructor.
• April 2007. - First visit of the Polish delegation to the organization's annual meeting of members and board of directors (IAO Annual Meeting); establishing contacts with a group of IAO lecturers
• April 2008. - Second visit of the Polish delegation to the organization's annual meeting of members and board of directors
• May 30-June 1, 2008. - I session of the IAO in Poland (lecturers: Dr. Thomas Hughes, Dr. Steve Galella and Dr. Rick Grant, as well as representatives of the Central Office - IAO Executive Director, Mr. Detlef B. Moore and Deputy Director, Mr. Justin Dodge)
• October 24-26, 2008. - 2nd IAO session in Poland (lecturers: Thomas Hughes, PhD, Steve Galella, PhD, and Rick Grant, PhD).

• April 2009. - Earning of Dr. Marcin Dolecki's membership rank of Fellow; third visit of the Polish delegation to the organization's annual meeting of members and board of directors; signing of a contract to represent the IAO in Poland as section coordinator by the newly established IAO POLAND
• May 29-31, 2009. - 3rd session of the IAO in Poland (lecturer: Dr. Brock Rondeau)
• November 20-22, 2009. - Fourth session of the IAO in Poland (lecturers: Dr. Derek Mahony and Dr. Yosh Jefferson); first meeting of the Discussion Club of the IAO Polish Section
• april 2010. - Fourth visit of the Polish delegation to the annual meeting of the organization's members and board of directors
• May 28-30, 2010. - Fifth session of the IAO in Poland (lecturers: Dr. Darick Nordstrom and Dr. Theodore Belfor); second meeting of the Discussion Club of the IAO Polish Section
• November 19-21, 2010. - VI session of the IAO in Poland (lecturers: Thomas Hughes, PhD, William Buckley, PhD, and Professor Dave Singh); third meeting of the Discussion Club of the IAO Polish Section
• The start of the IAO's anniversary year (1961-2011)
• April 2011. - The fifth visit of the Polish delegation to the annual meeting of the organization's members and board of directors, with the presentation of diplomas to graduates of the IAO's Instructors Institute certification of new instructors held every 5 years (from Poland, dent. Monika Ośko and absent at the ceremony dr. dent. Titus Andrzej Kuczkowski)
• June 3-5, 2011. - Seventh session of the IAO in Poland (lecturers: Dr. Steve Galella and Professor John Mew and Dr. Michael Mew); fourth meeting of the Discussion Club of the IAO Polish Section
• November 18-20, 2011. - VIII session of the IAO in Poland (lecturers: Dr. Michel Champagne and Dr. Pierre Pellan)
• 2012 - completion of IAO's anniversary year
• November 16-18, 2012. - Ninth session of the IAO in Poland (lecturers: Theodore Belfor, PhD, Rick Grant, PhD, and, for the first time as part of the Polish Day, Monika Ośko, PhD, Piotr Czyrski, PhD, and Konrad Walerzak, PhD)
• April 2013. - Another visit of the Polish delegation to the annual meeting of the organization's members and board of directors, with the announcement of the results of the Diplomate degree exam and the honoring of graduates (from Poland, dentist Monika Ośko).
• May 31-June 2, 2013. - Tenth anniversary session of the IAO in Poland (lecturers: Terrance Spahl, PhD, and Professor John Mew and Michael Mew, PhD); another meeting of the Discussion Club of the IAO Polish Section
• November 16-17, 2013. - XI session of the IAO in Poland (lecturer: Dr. Reuel Owen)
• March 6-8, 2014. - IAO's first booth at KRAKDENT® (IAO POLAND office, IAO Executive Director Detlef B. Moore and dental techn. Jerzy Dobosz of the Ortho-Technique laboratory) and a presentation on joint disorders and sleep as part of the occlusion education session accompanying the exhibition (lecturer: IAO instructor associated with Rondeau Seminars, Dr. Mike Lowry)
• May 30-June 1, 2014. - XII session of the IAO in Poland (lecturers: Dr. Howard Farran and Dr. Adrian Palencar).
• November 8, 2014. - Presentation on joint disorders as part of the occlusion education session accompanying the DENTAMED® exhibition (lecturer: Dr. Mike Lowry)
• November 22-23, 2014. - The 13th session of the IAO in Poland (lecturers: Dr. Piotr Czyrski and Dr. André Hedger); another meeting of the Discussion Club of the IAO Polish Section
• March 19-21, 2015. - IAO booth at KRAKDENT® and an e-presentation on the links between orthodontics and mammary and sleep disorders as part of the occlusion education session accompanying the exhibition (lecturer: Dr. Brock Rondeau)
• November 21-22, 2015. - 14th session of the IAO in Poland (lecturer: Dr. Adrian Palencar)
• March 10-12, 2016. - IAO booth at KRAKDENT® and presentation on the relationship between orthodontics and aesthetic and restorative procedures (lecturer: Dr. James Poyak, IAO president-elect)
• November 19-20, 2016. - 15th session of the IAO in Poland (lecturer: Dr. Mike Lowry)
• June 9 - 11, 2017. - The launch of the first edition of Dr. Derek Mahony's three-year proprietary program "Master of Orthodontics"
• January 19 - 21, 2018. - Launch of the second edition of Dr. Derek Mahony's three-year proprietary program "Master of Orthodontics"
• September 25 - 27. - launch of the third edition of Dr. Derek Mahony's three-year proprietary program "Master of Orthodontics"
• November 11, 2021 Termination of the coordination of the IAO national section and the transformation of activities under the new name and logo Romuald Ciesielski DRC4DENTISTRY (DRC).
• November 13 - 14, 2021. - The launch of the first edition of Dr. Derek Mahony's two-year proprietary program" Master of the Damon Technique"