Dr Claire Barber is taking on a new role with Spark New Zealand, as CEO of a new subsidiary that will focus on emerging technologies. \nThe subsidiary will operate distinct from the core business of Spark.\nBarber will vacate herProduct Director role on Spark\u2019s leadership squadand will be replaced by Tessa Tierney, currently tribe lead for Managed Data at Spark.\nSpark NZ managing director Simon Moutter says Barber has played a critical role in leading the almost total transformation of Spark\u2019s IT stack and digital experience capabilities.\nSimon Moutter \n\u201cThis is something few other major telcos have been able to achieve \u2013 meaning we are now in a position to leverage this new capability in ways that simply would not have been possible a couple of years ago,\u201d says Moutter, in a statement.\nHe says that after completing this transformation, he asked Barber to step away from her day-to-day responsibilities as a member of the Leadership Squad, and set up and lead the development of a new business entity, reporting directly to him.\nMark Beder\nThe subsidiary will focus on transformative opportunities arising from technologies such as blockchain, self-sovereign identity (SSI), artificial intelligence (AI), cross reality (XR), and hyperscale\/edge computing.\n\u201cShe will move across to establish this new business \u2013 which we have yet to name \u2013 from February 2019. While we have yet to confirm resource and people commitments, she will start with a small, focused team and build from there.\u201d\nTierney, on the other hand, joined Spark three years ago firstly working in senior business sales and marketing roles after previously having had leadership roles at Vodafone and in the not-for-profit sector. \nIn late 2017, she became lead of one of Spark\u2019s \u201cfrontrunner tribes\u201d that laid the pathway for Spark\u2019s company-wide transformation to Agile at scale from July 2018.\nStarting in February next year, Spark\u2019s full leadership squad line-up will be as follows: managing director Simon Moutter; customer director Jolie Hodson; finance director (CFO) David Chalmers; general counsel Melissa Anastasiou; HR director Joe McCollum, marketing director Matt Bain; product director Tessa Tierney; and technology director Mark Beder.\n Spark NZJolie Hodson \nAaron O'Brien joins the Auckland District Health Board as customer services director, health information technology. \nAaron O'Brien\nPrior to this, he was a contract senior project manager at Fuji Xerox. His previous roles include CTO at Les Mills Internationaland contract senior project manager at New Zealand Trade and Enterprise.\nLena Jenkins is now data powered customer engagement lead at Qrious, following her role as head of digital enablement at Spark New Zealand. Prior to joining Spark, Jenkins was with Vodafone New Zealand for 14 years.\n CIO New ZealandLena Jenkins at the 2018 CIO-CMO Exchange in Auckland\nBrian Ferris will be joining Loyalty NZ as chief data and analytics officer in January 2019, based in the Wellington office. Ferris joins Loyalty NZ from Nike where he spent the last three and a half years as the EMEA data and analytics director.\n Brian Ferris\n\u201cI\u2019m really looking forward to working at Loyalty NZ and with the LAB360 team," says Ferris. "I feel that this is a great opportunity and a natural progression from my work at Nike where I built new platforms and developed pragmatic and commercially focused advanced analytical tools."\nAnthony Clarke joins Pivotal Software as area vice president (AVP) and country manager of Australia and New Zealand. Prior to joining Pivotal, Clarke was the senior director of sales at CA Technologies across its Northern Region. \nAnthony Clarke\nPiers Finch has been appointed as director of growth capital at capital raising platform Snowball Effect. Prior to this, Finch was the general manager at a National Basketball League franchise, where he played a vital role in helping the team overcome financial commitments from previous years to regain entry into the league.\n Piers Finch\nChris Wallace is the new head of HR at Bank of China New Zealand. He takes up the role with experience working within an Asia Region context, as he spent four years as HR manager for the Asia Region for Air New Zealand supporting the China, Hong Kong, Japan and Singapore markets based in Shanghai, China before moving to Samsung New Zealand as head of HR.\n Chris Wallace\nIsentia has unveiled New Zealand\u2019s top CEOs in its new Leadership Index: Jayne Hrdlicka, of a2 Milk, earned the highest-ranking position for a combination of her share of voice in media coverage and social media, and strong financial performance of the company since her arrival in July.\n XeroxSteve Vamos\nInnovation and technology dominated the first two rankings, with Xero\u2019s Steve Vamos in second place. Also on the list were Z Energy\u2019s Mike Bennetts (5th) and Air New Zealand\u2019s Christopher Luxon (9th).\nChristopher Luxon\nThree of the 10 New Zealand CEOs in the Leadership Index are from information technology or telecommunications companies, including Xero\u2019s Vamos (2nd), former Vodafone CEO Russell Stanners (4th) and Datacom\u2019s Greg Davidson (7th).\n DatacomDatacom Group CEO Greg Davidson\nThis appears to reflect the growing dominance of the technology sector and innovation culture in New Zealand, which is now the country\u2019s third largest export, says Ngaire Crawford, Isentia\u2019s head of insights for New Zealand.\nRussell Stanners\nThe first in an ongoing series, the Index analysed the CEO profiles and media trends of New Zealand and Australia\u2019s top 150 companies since 1 July, then created rankings for each country. Andrew Mackenzie, of BHP Billiton, topped the Australian Index.\nSend news tips and comments to firstname.lastname@example.org\nFollow Divina Paredes on Twitter: @divinap\nFollow CIO New Zealand on Twitter:@cio_nz\nSign up for CIO newsletters for regular updates on CIO news, views and events.\nJoin us on Facebook.