Our Team

Management Team

Johan Wethmar
B.Sc. (Eng)., M.Sc. (Eng)., Pr Eng. FSRM
CEO of SRS

Overall responsibility for Captive Management function and Reinsurance with more than 20 years experience in Captive Management


Andrew Wethmar
A+, System Engineer and Network Administrator
Director of SRS

Management Information, System Engineer, Web Master, Overall responsibility for computer systems and disaster recovery, with 10 years experience


Brett Wethmar
B.Econ.Sc (Hons), FASSA, FIA (UK)
Director of SRS

Actuarial, Underwriting, Statutory, FSB, Regulatory, Investments. Proposed Captive Manager and Public officer with 10 Years experience


Follow the links below for our Management Team's Abbreviated Curriculum Vitae


Technical Accounting Team

Camilla Kasaval
Technical Accountant

Camilla studied Accounting at the University of Free State. Since then she has gained valuable experience by working in both Accounting and Insurance roles and in the revenue service. Camilla joined Sigma in January 2015 and has since been an integral part of the team, where she maintains Monthly management accounts and assists with annual audits, financial statement requirements and statutory returns.


Jean Ho
Technical Accountant

Accounting and Administration

Jean has been involved in financial accounting for more than 18 years and has vast accounting experience in accounting firms, having also worked as financial manager in various companies. Employed at SRS for the last 6 years as Technical Accountant, Jean has been handling all financial accounting and statutory submissions for various captive insurance clients of SRS.

Jean's prior work experience includes an Australian stock-broking firm, where she acquired knowledge of stock exchange requirements, devised and designed general ledger accounting systems for several group companies that dealt with client monies, share trading profits and losses, and capital adequacy reporting and monitoring.


Legal & Compliance

Morne Steenkamp
Legal and Compliance, Secretarial, CIPC

Morne is not known for taking the conventional route. After spending considerable time on community development projects in West Africa, Central Asia, and Europe he obtained his master’s degree in Theology from the University of Pretoria. He spent several years working as a minister in Gauteng before starting to work in the Insurance Industry as a Customer Service Specialist. In 2014 Morne moved to a Compliance Auditor role and has since obtained qualifications in Business Management from Milpark Business School and Compliance Management from the University of Cape Town. Morne has also successfully completed the FAIS regulatory examinations and several business courses.


Claims Management

Jadyrien Subrayen
Claims Manager

Jadyrien Subrayen (affectionately known as “JD”) matriculated in 2007 and thereafter attended UKZN, where he obtained my Honours in Criminology. JD worked as an investigator for 2 years, specializing in corporate fraud and the submission of irregular insurance claims. At Sigma, JD’s job portfolio entails management of the entire claims process from start to finish as to ensure that claims are processed timeously. In JD’s words: “while wearing the Sigma Blue, our service can be compared to water, we aim to provide a service which is fluid, moves silently and can be expanded to fulfil your company requirements.”


Sean Steynberg
Claim Assessor

Sean Steynberg matriculated in 2013 and obtained a Bachelor of Commerce Degree in Business Management from Unisa (2017) . Sean obtained valuable experience whilst working at a large Insurance Company in long-term insurance, investments and retirement planning. At Sigma Sean is involved in the entire claims process which includes oversight and assessment of new claims.



Sigma Risk Solutions (Pty) Ltd
Reg. No. M1993/004910/07
Authorised FSP License No.: 4348
FSP Representative: BC Wethmar
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