Maretha Bierman
Bronkhorstspruit
Summary
Highly experienced investigations superintendent with a proven track record in crime analysis, evidence management, and risk assessment. Demonstrates exceptional expertise in investigative reporting, incident investigation, and data analysis, collaborating effectively with law enforcement agencies to ensure successful case resolutions. Adept at team leadership, employee training, and performance evaluation, fostering professional development and maintaining high standards of professionalism. Skilled in developing informer networks, conducting audits, and implementing robust safety protocols to enhance operational security. Committed to continuous improvement and inclusive leadership while ensuring compliance with legal frameworks and organisational policies. Career goals include leveraging extensive investigative experience to drive operational excellence and contribute to safer environments.
Overview
31
31
years of professional experience
1
1
Certification
Work History
Investigations Superintendent
Impala Platinum Refineries
Springs, South Africa
07.2010 - 10.2025
- Assist investigators and control room operations.
- Coordinate with senior management on investigations and informer data.
- Collaborate with South African Police Services and other law enforcement agencies for crime reports and arrests.
- Attend criminal court procedures and disciplinary hearings at Impala Platinum Refineries.
- Prepare detailed investigation reports, including findings and recommendations, for management's approval.
- Develop informer networks and convert information into actionable intelligence.
- Conduct induction sessions for employees and contractors.
- Perform monthly audits.
- Organise monthly security awareness talks.
- Manage special plant and locker searches.
- Schedule weekly polygraph examinations and handle interviews for deception results.
- Verify certificates, passports, work permits, and asylum documents.
- Support valuable cargo escort operations.
- Conducted thorough investigations into operational incidents and safety breaches.
- Analysed data trends to identify root causes of production issues.
- Collaborated with cross-functional teams to implement corrective actions.
- Prepared detailed reports summarising investigation findings and recommendations.
- Trained staff on compliance standards and incident reporting procedures.
- Monitored adherence to safety regulations and operational protocols.
- Facilitated internal audits to evaluate process effectiveness and efficiency.
- Led incident review meetings to discuss findings and improvement strategies.
- Addressed disciplinary issues in a fair and constructive manner, maintaining a focus on restorative practices and student rehabilitation.
- Implemented robust safety protocols, conducting regular risk assessments to maintain a secure environment for students and staff.
- Managed recruitment and training of new staff, ensuring a high standard of teaching and administrative support within the institution.
- Coordinated with local authorities and community leaders to foster partnerships, enhancing educational resources and opportunities for students.
- Streamlined administrative processes using technology, improving efficiency and reducing paperwork.
- Established a positive school culture that encourages respect, diversity, and inclusion among students and staff.
- Cleared public areas of obstructions to reduce accident risks.
Investigator - Warrant officer
South African Police Service
Kempton Park, South Africa
01.1995 - 12.1998
- Collaborated with various law enforcement agencies to gather intelligence and share critical information.
- Prepared detailed reports summarising findings and recommendations to support prosecution efforts.
- Conducted interviews with witnesses and suspects, utilising effective communication techniques to elicit accurate information.
- Presented evidence and case details in court, testifying as a key witness to support prosecution cases.
- Trained and mentored junior investigators, fostering professional development and enhancing team performance.
- Developed strategies for crime prevention and community engagement, enhancing public trust in law enforcement.
- Prepared detailed reports on investigation outcomes, presenting findings to senior management and law enforcement agencies when required.
- Interviewed witnesses and suspects to obtain facts and supporting evidence for cases.
- Conducted thorough investigations into complex fraud cases, meticulously gathering and analysing evidence to support findings.
- Coordinated with other departments to obtain vital information.
- Identified criminal activity and made arrests with extensive evaluation of found evidence.
- Delivered training sessions on fraud awareness and prevention methods, enhancing organisational resilience against potential threats.
- Conducted witness interviews with sensitivity and professionalism, obtaining key testimonies pivotal to case resolutions.
- Prepared cases for litigation, conducting witness interviews, collecting evidence and analysing data.
- Analysed data for discrepancy and accuracy, determining next steps for further investigations.
- Collected physical evidence samples from crime scenes, submitting to forensic laboratories for analysis.
- Worked with law enforcement agencies to pursue criminal charges.
- Provided expert testimony in court cases, presenting evidence clearly and convincingly to support prosecution efforts.
- Applied expert knowledge of legal frameworks governing investigations, ensuring compliance with all relevant laws and regulations.
- Followed leads and conducted interviews to gain deeper understanding of cases.
- Fostered a culture of integrity and ethical conduct within investigative teams, leading by example and mentoring junior investigators.
- Harnessed knowledge of human behaviour and psychology in persuading witnesses, informants and suspects to reveal case-related information.
- Wrote comprehensive reports, summarising findings for administrative officials and external agencies.
- Managed secure evidence handling procedures, ensuring chain of custody was maintained and integrity of evidence upheld.
- Developed and implemented robust investigative strategies, adapting approaches as necessary to meet evolving case requirements.
- Managed agency databases, updating new investigation information and client information.
- Utilised advanced surveillance techniques to monitor suspects, successfully gathering critical information without detection.
- Maintained detailed case log of investigation activities for reference and documentation.
- Wrote situation reports outlining incidents and occurrences during field visits for use by internal affairs and investigators.
- Analysed financial records and transactions to trace illicit funds and uncover evidence of money laundering activities.
- Handled and protected evidence according to rules and regulations and isolated crime scenes from external interference.
- Reviewed facts and circumstances related to crimes committed to pinpoint suspects.
- Utilised cutting-edge technology and software for data analysis, enhancing the efficiency and effectiveness of investigations.
- Followed up on exhausted leads, working tirelessly to solve cold cases.
- Negotiated with individuals involved in investigations, securing cooperation that facilitated rapid case progression.
- Analysed crimes and developed investigation strategies for gathering evidence and identifying perpetrators.
- Collaborated with local law enforcement agencies to investigate crimes.
- Patrolled assigned premises, preventing and detecting signs of intrusion.
- Monitored trends in criminal activities, adapting investigative techniques to counter emerging threats effectively.
- Warned violators of rule infractions, holding them accountable for forbidden acts.
- Conducted risk assessments for potential investigations, prioritising resources towards cases with the highest impact.
- Helped prevent future offences by analysing circumstances and behaviours of offenders.
- Cooperated with other police department divisions to gather evidence and share investigation findings.
- Practised vigilance, identified security threats and restrained individuals to restore peace, law and order.
- Created contacts and informants for planned or committed crimes to identify suspects.
- Obtained and verified evidence by inspecting accident and crime scenes for clues and physical evidence, and analysing documents and files.
- Responded to emergencies, calling police or fire departments to urgently act.
- Testified in courts to support court cases and help reach favourable verdicts for crime victims.
- Engaged in continuous professional development, staying abreast of the latest investigative techniques and legal updates.
Education
Degree in Bachelor of Arts - Pshycology and Criminology
Pretoria University
Pretoria, South Africa01-1994
Certificate of Higher Education - Certificate of Higher Education
High School John Vorster
Nigel, South AfricaSkills
- Crime analysis
- Evidence management
- Risk assessment
- Investigative reporting
- Incident investigation
- Data analysis
- Team leadership
- Employee training
- Problem solving
- Punctuality
- Performance evaluation
- Inclusive leadership
- Staff development
- Flexibility in tasks
- Reliable
- Scheduling and planning
- Professionalism
- Independent worker
- Continuous improvement
- Time consciousness
- Respect for property
- Complaint resolution
- Reliability
- Attention to safety
- Physical Fitness
- Contract administration
- Stamina and resilience
- Keen eye for detail
Languages
English
Advanced
C1
Afrikaans
Advanced
C1
Certification
- Certificate of Higher Education - Grade 12
- Baccalaureus Artium Degree- Psychology and Criminology
Hobbies and interests
- Pilates to move and unwind
- Crochet to create
- Reading to escape into other worlds
References
- Dirk Smith - Impala Platinum Refineries - 082 441 0319
- Skollie van Eeden - Impala Platinum Refineries - 060 977 4253
- Rohanja Scherman - Bidvest Protea Coin - Security - 011 360-3338 / 060 977 4253
- Maree Pitzer - Biological son - 082 383 6074
- Manie Bester - Fiancé - 083 635 5566
Bronkhorstspruit, South Africa
- Bronkhorstspruit really does have that peaceful small-town charm, especially being close enough to Pretoria and Johannesburg for convenience - but far enough to enjoy quiet living
- Overlooking Bronkhorstspruit Dam and having a game farm behind your home, what a special setting.
- Waking up to water views and possibly seeing wildlife in the distance is incredibly grounding.
Timeline
Investigations Superintendent
Impala Platinum Refineries
07.2010 - 10.2025
Investigator - Warrant officer
South African Police Service
01.1995 - 12.1998
Degree in Bachelor of Arts - Pshycology and Criminology
Pretoria University
Certificate of Higher Education - Certificate of Higher Education
High School John Vorster