Management Team

Daniel Hesselink – Founder

Daniel Hesselink has worked in the software licensing industry since 1995. He held positions at vendors, distributors and resellers whilst covering many software publishers, gaining a wealth of experience. His consultative nature resulted him training staff, partners and end users with regard to software licensing. As an auditor for Oracle License Management Services (LMS) he also trained new LMS and Sales staff throughout EMEA.

Since founding License Consulting in 2007 Mr. Hesselink works exclusively client-side, assisting end users in actively improving their Oracle license compliance and improving their negotiation position against Oracle. Due to his combination of technical and communicative skills, he is regarded as an industry expert for Oracle licensing and a frequent guest speaker at Software Asset Management venues throughout the world, as well as IT industry events as such as VMWorld.

Arno Mastik – Partner

Oracle licensin expertArno Mastik has worked in the software licensing industry since 1998. At Oracle he held several positions, amongst others at Support Sales and as an auditor for Oracle License Management Services (LMS). His exceptional technical skills allowd him to become Consulting Manager at a large Oracle consulting firm before becoming a Partner at License Consulting in 2012.

At License Consulting, Mr. Mastik leads the technical operation by continuously improving the data analysis skills for Audit Defense activities. He liaises with the technical teams at our clients and License Consulting’s internal development team, assisting both in safeguarding operational excellence whilst keeping compliance in control. His meticulous work and drive for perfection was a pre-requisite for fully automating the Oracle database audit script analysis.

Koen Dingjan – Partner

Koen Dingjan started his career around IBM software licensing at Deloitte in 2006, conducting audits on behalf of IBM. Following this position he started to independently work on behalf of IBM clients. In addition to his many IBM licensing training and speaking engagements, his work includes performing second-opinion reviews to challenge results reported by IBM license compliance auditors where he often saves clients between 50 and 90 percent of the initial settlement fees.

Koen helps enterprises establish their license compliance baseline and identifies how they can improve their IBM license compliance management processes and mitigate risks. Koen developed the Practitioners Certificate in IBM License Management (PCILM) course for the International Business Software Managers Association, which he teaches in the U.S. and Europe. In addition, Koen automated and simplified the complex process of (un)bundling and measuring compliance by means of Blue LM, which is utilised by global SAM partners and dedicated IBM SAM practitioners to simplify the IBM license compliance and governance process.


…about the company and it’s journey since foundation until now.


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