自1986年至今，大龙创办了多家企业如易为公关,即如今的明思力中国。大龙的中文十分流利，曾兼任8年的广播、电视节目主持人，参与制作400多个中文节目并为许多世界500强企业提供顾问咨询。他还著有多部著作如近期热销的How to Manage a Successful Business in China。
1998年，大龙参与创建了瑞典驻中国商会。连任12年董事会成员后，于2010被推选为商会第二个终生荣誉会员。他还是East Capital 顾问委员会一员。
Chairman, MSL China
§ Since 1986, Johan, better known under his Chinese name Dalong, has been a serial entrepreneur who has founded several companies including Eastwei Relations which now becomes MSL China.
§ Fluent in Chinese, he also worked for eight years as TV and radio host producing more than 400 of his own weekly Chinese programs.
§ Johan has advised the management of many Fortune-500 companies. He is a well-known author of several books, including the recent bestseller How to Manage a Successful Business in China.
§ In 1998, Johan founded the Swedish Chamber of Commerce in China, and in 2010, after serving 12 years on the Board of Directors, was elected its second-ever Lifetime Honorary Member. He is also on the Advisory Board of East Capital.