World Triathlon Corporation (English Wikipedia)

"World Triathlon Corporation acquires seven U.S.-based races". World Triathlon Corporation. January 6, 2009. Retrieved March 31, 2015.
"WTC Names Andrew Messick Chief Executive Officer". Ironman.com. 31 May 2011. Retrieved 31 May 2011.
"Lava Magazine: Building a Power Foods Pantry: Whole Grains". World Triathlon Corporation. 23 August 2010. Retrieved 1 June 2011.
"Ironman Access: New Athlete Membership Program". World Triathlon Corporation. 27 October 2010. Retrieved 29 October 2010.
"Ironman Access". World Triathlon Corporation. 28 October 2010. Archived from the original on 30 October 2010. Retrieved 29 October 2010.

kleinezeitung.at

Carlson, Timothy (20 December 2009). "End of year news roundup". Slowtwitch.com. Retrieved 24 June 2010.
Empfield, Dan (31 May 2011). "Messick to WTC – analysis". Slowtwitch.com. Retrieved 31 May 2011.
Empfield, Dan (8 September 2008). "WTC sold to private equity firm". Slowtwitch.com. Retrieved 24 June 2010.
Empfield, Dan (6 January 2009). "WTC purchases U.S. Ironmans". Slowtwitch.com. Retrieved 24 June 2010.
Empfield, Dan (June 2, 2017). "Ironman acquires Competitor Group". Slowtwitch.com. Retrieved November 20, 2020.
Empfield, Dan (12 March 2012). "It's now Ironman Cairns!". Slowtwitch.com. Retrieved 20 April 2012.
Carlson, Timothy (July 2, 2013). "Challenge terminates contract with Danish triathlons". Slowtwitch.com. Retrieved August 19, 2013.
Empfield, Dan (1 March 2010). "Ironman to launch Lava Magazine". Slowtwitch.com. Retrieved 5 November 2010.
Empfield, Dan (May 17, 2012). "WTC Sells Lava Magazine". Slowtwitch.com. Retrieved May 18, 2012.
Empfield, Dan (31 October 2010). "WTC incepts, rescinds Access program". Slowtwitch.com. Retrieved 1 November 2010.

Williams, Pete (September 15, 2008). "Equity firm buys Ironman parent". Street & Smith's Sports Group. Archived from the original on September 19, 2012. Retrieved August 27, 2021.
Williams, Pete (8 April 2008). "Iron Man calls this fight a draw". Street & Smith's Sports Group. Retrieved 24 June 2010.

BK Sportpromotion, press release (31 December 2010). "Swiss Triathlon – Führungswechsel bei BK Sportpromotion AG in Schlieren/Zürich". swisstriathlon.ch (in German). Archived from the original on 18 September 2015.

Jens Sägert (31 October 2013). "Challenge Family verliert Kraichgau-Klassiker". tri-mag.de (in German).

Levison, John (March 26, 2020). "IRONMAN group has been acquired by advance". Tri247.com. Retrieved March 26, 2020.
Helser, Ryan (July 21, 2020). "Advance completes the acquisition of the Ironman group". Slowtwitch. Retrieved July 21, 2020.

"Dextro Energy Triathlon Sydney Comes To An End". International Triathlon Union. July 9, 2012. Retrieved September 11, 2012.

Roethenbaugh, Gary (13 March 2012). "Ironman Cairns sees Challenge Family terminate USM contract". triathlonbusiness.com. Retrieved 20 April 2012.
Roethenbaugh, Gary (June 26, 2013). "Ironman acquisition of YWC Copenhagen deals blow to Challenge in Europe". triathlonbusiness.com. Retrieved August 19, 2013.
Roethenbaugh, Gary (July 3, 2013). "All change… new KMD Ironman Copenhagen and KMD Ironman 70.3 Aarhus". Retrieved August 19, 2013.

rogerhospedales (2012-02-15). "Ironman acquires USM Events". Triathlon Magazine Canada. Retrieved 2023-06-29.

Williams, Pete (September 15, 2008). "Equity firm buys Ironman parent". Street & Smith's Sports Group. Archived from the original on September 19, 2012. Retrieved August 27, 2021.
BK Sportpromotion, press release (31 December 2010). "Swiss Triathlon – Führungswechsel bei BK Sportpromotion AG in Schlieren/Zürich". swisstriathlon.ch (in German). Archived from the original on 18 September 2015.
"Ironman Access". World Triathlon Corporation. 28 October 2010. Archived from the original on 30 October 2010. Retrieved 29 October 2010.

Helliker, Kevin. "Ironman to Be Acquired by China's Dalian Wanda". Wall Street Journal. ISSN 0099-9660. Retrieved 2015-11-11.

Helliker, Kevin (6 October 2010). "Ironman to Get Less Exclusive". The Wall Street Journal. Retrieved 6 October 2010.
Helliker, Kevin. "Ironman to Be Acquired by China's Dalian Wanda". Wall Street Journal. ISSN 0099-9660. Retrieved 2015-11-11.
Bachman, Rachel (July 26, 2019). "Iron Man to Ironman: Pay Up". Wall Street Journal. Retrieved July 29, 2019.