Gregory Charles Yaitanes is a well-known American television and film director, as well as a Twitter angel investor. Yaitanes was born on June 18, 1970, in Wellesley, Massachusetts, and has had a lifelong interest in cinema. While growing up in Wellesley, he directed his first film, Salad Bar: The Movie. He moved to Los Angeles at the age of 18... read full bio
Dr. Gregory Jantz has become one of the worlds top speakers on eating disorders. He has dedicated his life on working on ways to help develop more possibilities for others and helping people change their lives for the better. Jantz has been inspiring and guiding audiences all over the country. His presentations have a high-energy platform while also giving individuals... read full bio
Dr. Gregory P. Kalemkerian has devoted his life to studying and examining the effective treatments for lung cancer and mesothelioma. He completed medical school, internal medicine residency and a year as a chief medical resident at Northwestern University, followed by a clinical and research fellowship in Medical Oncology at the Johns Hopkins Oncology Center. Subsequently he became a physician-scientist in... read full bio
Dr. Gregory Stock is a biophysicist, biotech entrepreneur, and a best-selling author. Stock’s studies circle around the scientific and evolutionary as well as social, political, and ethical implications of today’s revolutions in terms of life sciences and other advanced technologies in the life sciences. Stock has earned his MBA from Harvard Business School where he was a Baker Scholar and... read full bio
The office for Gregory Wasson has asked that CTI not list them, give out pricing, information or availability. If you are interested in this celebrity only, please contact CTI directly and we can let you know the process needed to confirm a date with them.
Actress Greta Lee is one of Hollywood's most-watched talents because of her depth and diversity, which have enthralled both critics and viewers. Lee demonstrates her ability to lead a picture with grace and nuance in her role as the lead in Past Lives, which was directed by Celine Song for A24. She demonstrates her versatility and preparedness to tackle the... read full bio
Gretchen Alarcon has more than 20 years of innovation expertise at the nexus of people and technology. She is enthusiastic about creating solutions that will use digital processes to revolutionize HR and the employee experience. Gretchen, a leading HR technology thought leader, offers a distinctive perspective on the difficulties that many businesses have as they reinvent the future of work. Gretchen... read full bio
Creative Director for The Gretchen Christine Collection, Gretchen Christine Rossi Is known for being a part of The Real Housewives of Orange County cast for four seasons. After obtaining her BA from Baylor University in Texas, her love of design led her to a very lucrative career in Real Estate and Interior Design. Her accomplishments landed in her a very... read full bio
Gretchen Rubin is a bestselling author, podcaster and expert on happiness. She constantly studies human nature to learn how we might have happier, healthier, more productive and creative lives. Rubin began her legal career and was working as Sandra Day O'Connor's law clerk when she decided she wanted to pursue writing. She is the author of a number of books, including the... read full bio
Gretta Monahan is a globally renowned fashion expert, stylist, boutique/spa owner, author, and television personality. Gretta is featured on the TLC show Brides Gone Styled, on which she helps brides step out of their style comforts zones into dresses that highlight their beauty so they can shine on their wedding day. Gretta has done over a thousand makeovers, and... read full bio
The result of a young man's labor and experience is Greylan James, a unique country tune. Greylan, who was up in Tennessee just north of Knoxville, realized very early on that music was his calling. He was often doing performances at barn dances, neighborhood eateries and pubs by the time he was ten. Early in his adolescence, he began writing songs and began... read full bio
American professional golfer Greyson Sigg became a professional in 2017 and started competing on the Canadian Mackenzie Tour, where he had multiple top-10 performances. Additionally, he participated in the Korn Ferry Tour, where his best result was a tie for second place in the Savannah Golf Championship. After placing 14th on the Korn Ferry Tour points list, Sigg received his first PGA Tour... read full bio
The office for Gro Harlem Brundtland has asked that CTI not list them, give out pricing, information or availability. If you are interested in this celebrity only, please contact CTI directly and we can let you know the process needed to confirm a date with them.
One of Formula 1's most well-known and well-liked Team Principals, Guenther Steiner oversaw the Haas F1 team from its founding in 2014 until the end of 2023. He was the squad captain of America's sole Formula 1 team from the beginning and gained notoriety as a star of the critically acclaimed Netflix series Drive to Survive. He currently works as... read full bio
Dutch-American economist Guido Imbens' research focuses on statistics and econometrics. He is the Applied Econometrics Professor of Economics at Stanford University's Graduate School of Business. Joshua Angrist and Imbens both received a portion of the Nobel Memorial Prize in Economic Sciences "for their methodological contributions to the investigation of causal linkages." Natural experiments, which can provide empirical data in situations... read full bio
Guillermo del Toro is a Mexican director, screenwriter, producer, and author. His well-known works as a director include horror films such as, The Devil’s Backbone and Pan’s Labyrinth, and more mainstream films such as, Blade II, Hellboy, and Pacific Rim. Del Toro won several awards for his film, The Shape of Water, including the Academy Award for Best Director as... read full bio
Guion Bluford is a retired U.S. Air Force officer and fighter pilot and a former NASA astronaut. Prior to joining NASA, he served as an officer in the U.S. Air Force, where he stayed and eventually attained the rank of colonel. He participated I n four Space Shuttle missions. After the Cuban astronaut Arnaldo Tamayo Méndez, he was the second person of... read full bio
Gunter Pauli is a Belgian entrepreneur, author, and economist, who is best known for his book “The Blue Economy.” Pauli was born in Antwerp, Belgium, and he graduated from Loyola’s University before going on to earn his masters in business administration from INSEAD. He later went on to be founder and Chairman of PPA Holding, and founder and CEO of... read full bio
Gus Johnson, the primary play-by-play commentator for FOX Sports' coverage of college basketball and football, is arguably the most thrilling voice in all of sports broadcasting. Johnson has been the primary play-by-play commentator for college football on FOX Sports since 2011. He has also been the voice of the network's college basketball coverage since 2013, the year that FOX Sports... read full bio
Gus Green Van Sant, Jr. (born July 24, 1952) is an American film director, photographer, musician, and author. He was nominated for the Best Director Academy Award for his 1997 film Good Will Hunting. He currently lives in Portland, Oregon. His early career was devoted to directing television commercials in the Pacific Northwest. Openly gay, he has dealt unflinchingly... read full bio
