Joshua Simorangkir

Operations Manager

Joshua has over 15 years product and marketing experience at management level across leading global vendors and telco companies.

He brings to the Big Mobile team a strong marketing background and provides an invaluable insight into mobile campaigns ensuring that brands and clients get the best possible user experience.

+62 852 57021888
joshua.simorangkir@bigmobile.com

Alan Billington

Asia Pacific Business Director

Alan brings more than 25 years of mobile experience to Big Mobile. He was involved with the roll out of Vodafone in the UK as Principal Engineer and helped lead their solution sales into large corporates throughout Europe. After arriving in Australia eight years ago he joined Big Mobile to help oversee our expansion into Asia and was the natural choice to help lead the charge into Indonesia.

+62 878 831 831 30
alan.billington@bigmobile.com

Stefanus Christofer

Mobile Advertising Sales Manager

Prior to joining Big Mobile, Stefanus spent more than six years working in sales & marketing in the multinational electronics sector and was responsible for growth and profitability across some key Channels.

He is ideally placed to support Big Mobile’s growth, and take our mobile marketing business to a leadership position in Indonesia.

+62 81 808 826 816
stefanus.christofer@bigmobile.com

John Sardelic

Operations Director

John has led Operations at Big Mobile since it's launch in 2006. He carries a wealth of telecommunications knowledge with over 8 years experience with a heavy emphasis on Direct to Mobile CRM, and Mobile Marketing campaign expertise whilst at Optus SingTel leading Prepaid Mobile Retention with a customer base of over 2 million.

Jono Burke

Sales Director

Jono brings over 15 years experience in media and publishing most notably 6 years in the UK where he held  both Publisher and Sales Director positions for the UK's biggest regional internet, and print publisher, Archant. On his return to Australia spent time at the Telstra owned Sensis Mediasmart before moving to build up the Big Mobile Sales team.