• George initially traveled to the Salt Lake Valley in the Brigham Young Company in 1848.George returned from a mission in Great Britain in 1856. After his mission, he worked with other officials to coordinate the emigration companies that year. He was elected company captain of a small group of immigration officers and returning missionaries returning home at the end of the emigration season. Immediately after arriving, he turned around and went back out to participate as one of the rescuers that were sent out to assist the members of the Church stranded in Wyoming.

Brigham Young Company (1848)

• Age at Departure: 35

George D. Grant Company (1856)

• Age at Departure: 42
• Company Captain

Rescue Companies (1856)

• Age at Departure: 44

Sources

• 1850 Utah Census.
• A Mormon chronicle: the Diaries of John D. Lee, 1848-1876 edited and annotated by Robert Glass Cleland and Juanita Brooks (1955), 1:30-79.
• "Arrivals," Deseret News [Weekly], 8 October 1856, 245.
• Burton, Robert T., to the members of the Hand Cart Association, Handcart Veterans Association, 1 October 1907. Handcart Veterans Association, Scrapbook, 1906-1914, folder 4.
• Burton, Robert Taylor to S. S. Jones, Handcart Veterans Association, 9 Nov. 1906. Handcart Veterans Association, Scrapbook, 1906-1914, fd. 2.
• "Died," Deseret News [Weekly], 27 September 1876, 549.
• Find a Grave (Website)
• "First 100, report, 1848 June" in Camp of Israel schedules and reports 1845-1849, Brigham Young's 1848 emigration division.
• Grant, George D., "The Companies Yet on the Plains," Deseret News [Weekly], 19 November 1856, 293.
• Handcart Veterans Association. Handcart Veterans Association scrapbook, 1906-1914, folder 4.
• Handcart Veterans Association. Handcart Veterans Association scrapbook, 1906-1914, folder 7. 
• Hodgetts, Emily, Autobiographical sketch, item 3, 37-39, in Daughters of Utah Pioneers, Garfield County Chapter, Biographies and History of Garfield County Pioneers.
• Huntington, Oliver Boardman, Diary and reminiscences, 1843 June-1900 January [transcript], 105-107.
• Jones, Daniel W., Forty Years Among the Indians (1890), p. 62-114.
• Joseph Holbrook autobiography and journal, circa 1860-1871, 145-47.
• Josiah Rogerson, "Strong Men, Brave Women and Sturdy Children Crossed the Wilderness Afoot," Salt Lake Tribune, 4 January 1914.
• Journal History of The Church of Jesus Christ of Latter-day Saints, 1 September 1856, 1-2.
• Journal History of The Church of Jesus Christ of Latter-day Saints, 28 October 1856, 1-2.
• "Journey from Florence to G. S. L. City," Deseret News [Weekly], 22 October 1856, 258.
• Lorenzo Brown reminiscences and diaries, 1856-1900, Volume 1, 37-53.
• Oliver Boardman Huntington, Diary, Volume 9.
• Perpetual Emigrating Fund, Financial Accounts 1849-1886, Ledger A, p. 277.
• Robert T. Burton diaries, 1856-1907; Record book, circa 1856 October-November.
• Rogerson, Josiah, "Martin's Handcart Company, 1856 [No. 10]," Salt Lake Herald , 8 Dec. 1907.
• Thomas Bullock journals, 1843-1849, Journal, 1848 May-September.
• Utah, Early Mormon Missionary Database
• Utah State History Cemeteries and Burials Database.
• William Broomhead diary, 1856 October-1857 April.
• Woodward, W., to Albert Jones, Handcart Veterans Association, 12 Sep. 1906. Handcart Veterans Association, Scrapbook, 1906-1914, fd. 2.
• Young, Brigham and Heber C. Kimball and Daniel H. Wells to "All the Men and Brethren...", 11 November 1856. Brigham Young office files 1832-1878, General Outgoing Correspondence 1843-1876.