Internal Audit Services Audit. Advise. Advance. We deliver world-class internal audit services, leveraging leading practises that we have helped define and shape for the profession. Innovation inspires and encourages. Technology and data enable and deliver insight and efficiency. Proven and contemporary methods drive results. Our strategic Internal Audit sourcing models deliver specialised talent, methodology and technology to meet the evolving needs of Internal Audit functions ranging from full outsourced solutions and delivery centres to tactical staff-augmentation. Whitepaper November 18, 2025 4 min read Setting the 2026 Audit Committee Agenda As organisations grapple with rapid technological change, evolving regulations, and increasing risks in areas like AI, cybersecurity, and data privacy, audit committees are being called on to broaden their view of enterprise risk and governance. With oversight responsibilities growing in both scope and complexity, this whitepaper reveals the nine critical priorities... Read more Introducing Protiviti ADA Analyze processes, Detect anomalies, Accelerate remediations Protiviti ADA is a new solution that combines the power of data analytics and process mining to provide a comprehensive view of enterprise risks and controls. Read more Our Internal Audit services Leading Practices. Innovation. Data and Technology Enabled. Pro Briefcase Technology Audit Meet your IT risk, governance and compliance objectives through access to leading audit and controls specialists who will help you identify, assess, manage and mitigate key technology risks. Pro Building office Audit Transformation Provide strategic advice to Audit Committee, Executives and Chief Auditors. Plan for and drive transformation of Internal Audit programmes to maximise efficiency and effectiveness, and value delivered to the organisation. Pro Document Consent Audit Innovation Enable audit functions with Next Generation strategies, tools and technologies including data-driven audits, design thinking, artificial intelligence and automation. Pro Document Files Controls Advisory Access deep expertise related to all things controls, whether to support internal audit, audit readiness, compliance or regulatory objectives. Design, implement and run control testing programmes and embed the controls mindset into everything an organisation does. Pro Document Stack Fraud Risk Management Respond to red flags or fraud reports and develop right-sized fraud risk management programmes tailored to your unique fraud risk profile. Pro System Security Capital Project Consulting Realise the maximum potential of your capital programmes and projects. We bring hands-on experience in construction, engineering, procurement, contracting and construction auditing. Pro Location Globe SOX Protiviti literally wrote the book on SOX compliance and has taken a leadership role in helping companies understand and comply with SOX for two decades. Pro Rightmark Square Knowledgeleader Subscription-based website that provides audit programmes, checklists, tools and training to help risk management professionals save time, manage risk and add value. Start a 30-day free trial. Pro Legal Briefcase Internal Audit Strategic Sourcing World-class industry and technical skills, available where and when you need them. Protiviti can deliver full outsourced solutions, access to subject matter experts, onshore and offshore delivery centers models and tactical staff augmentation. The future of internal audit. Forward-looking focus with leading practices, innovation, and technology enablement at the core Our approach Our internal audit solutions bring deep expertise and industry- and domain-insight to enhance and protect organisational value through our risk-based and objective audit, assessment and advisory services.Businesses are facing complex challenges, change and disruption in an ever-evolving and dynamic business, socioeconomic and regulatory landscape. These challenges result in new risks and opportunities to organisations. Effectively navigating these opportunities and risks requires an internal audit function that is forward-looking, focused on innovation and continuous improvement and has access to all the skills and experiences necessary to delivery timely, relevant, and deep insight as a trusted advisor to Audit Committees and business executives.Protiviti’s approach:Deep technical and industry skillsetsFocused on innovationRange of sourcing solutions – from fully outsourced and delivery centre capabilities to strategic staffing solutionsControls, compliance, and risk management expertiseFocused on youWe provide you with better information for decision-making regarding the systems and processes that drive your technology, compliance or operational efforts. Our expertise and technology and innovation focus help you identify opportunities to improve business performance. The future of internal audit. Forward-looking focus with leading practices, innovation, and technology enablement at the core Key partners Leadership Andrea Rista Andrea Rista is Director at Protiviti Italy and Protiviti Bulgaria, with focus on Business Risk Consulting, Corporate Governance and Internal Audit services.In Protiviti since 2004, he developed strong skills in internal audit, risk management, corporate governance, and ... Learn more Stan Oparanov Stan Oparanov is Director at Protiviti Milan and Protiviti Bulgaria. Stan is one of the leaders of Protiviti Bulgaria and focuses on the use of technology and innovation in management consulting, risk management, compliance and internal audit.He has strong ... Learn more Featured insights WHITEPAPER The next phase: AI and human collaboration powering internal audit transformation 4 min read AI is reshaping internal audit function. Protiviti's whitepaper 2025 offers insights on agile auditing, AI-human collaboration, and risk management. Read now. BLOGS IAASB’s ISSA 5000 Sets the Global Standard for Sustainability Assurance 5 min read The International Standard on Sustainability Assurance, or ISSA 5000, developed by the International Auditing and Assurance Standards Board (IAASB) in late 2024, is widely expected to be the global benchmark for sustainability assurance, influencing... SURVEY From Automation to Autonomy - The Capabilities and Complexities of AI Agents | AI Pulse - Vol.3 6 min read Protiviti's AI Survey 3.0 reveals organisations are using Agentic AI to enhance decisions, improve efficiency and shape the future. Previous Article Pagination Next Article Featured client stories Leading Bank Taps Protiviti and AuditBoard to Transform Internal Audit 5 min read Leading bank achieves impactful internal audit transformation with Protiviti and AuditBoard, realising efficiency, cost savings, and enhanced compliance within six months. Managed care company doubles down on automation, unlocking exponential value and transformation potential 6 min read Organisations in the managed healthcare sector contend with ongoing claims payment challenges, among many others. Fragmented systems, manual claim auditing, payment errors and tedious reporting drain countless employee hours, and relentless... Global Communications Company Deploys Next-Gen Tools to Manage Growing Audit Complexity and Advance Digital Maturity 4 min read As internal audit functions are challenged to adopt more agile methodologies and provide deeper and more strategic insights, often in real-time or near real-time, audit leaders are looking for enabling technology that will help them meet these new... A transformative journey: Global pharmaceutical leader applies human-centered design thinking to shape a next-gen internal audit vision 6 min read Today’s corporate trailblazers have to go beyond responding to change — they must anticipate and be ready for it, even be the change agents themselves. The chief audit executive of one of the largest global pharmaceutical companies headquartered in... Previous Article Pagination Next Article Frequently Asked Questions What are internal audit services? + Internal audit services involve an independent and objective assurance designed to add value and enhance an organisation’s operations. While the internal audit process may include consulting elements, its core function is to evaluate the effectiveness of governance, risk management, and internal controls. What are the three types of internal audits? + There are three main types of internal audits commonly conducted in Bulgarian organisations:Operational audits assess the efficiency and effectiveness of processes.Compliance audits verify adherence to regulations and policies.Financial audits focus on the accuracy of financial reporting. Who should perform an internal audit? + Internal audits should be conducted by qualified professionals within the internal audit team structure, often led by a Chief Audit Executive or an internal audit consultant. In cases requiring independence or specialised knowledge, many Bulgarian organisations outsource audit services or pursue co-sourced strategies to supplement in-house capabilities. Internal audit consulting firms provide tailored solutions to support these needs. How is generative AI transforming internal audit services? + Generative AI is reshaping internal audit by automating routine tasks, generating draft audit reports, and identifying anomalies through intelligent pattern recognition. It enhances audit planning, testing, and documentation processes, freeing up auditors to focus on high-value analysis and strategic advisory. Leading internal audit consulting firms in Bulgaria now integrate generative AI with existing audit technologies to improve accuracy, efficiency, and scalability. What are the latest trends in internal audits in Bulgaria? + Top internal audit trends in 2025 include:Use of Generative AI and advanced analyticsIntegration of ESG and sustainability auditingCybersecurity and third-party risk reviewsAgile internal audit methodologiesAudit of cloud and digital transformation initiativesAI-enabled, human-empowered view of internal auditing Internal audit functions in Bulgaria are increasingly focused on resilience, and automation. What should I look for in an internal audit consulting firm in Bulgaria? + When selecting an internal audit consulting partner, decision-makers should prioritise:Proven industry experience and regulatory knowledgeScalable service models (outsourced, co-sourced, staff augmentation)Access to technology-enabled auditing tools and data analyticsSupport for innovation, including AI and digital auditsStrong track record in risk, controls, and compliance advisory Look for internal audit partners in Bulgaria who offer strategic value beyond assurance while supporting transformation, fraud risk management. How do internal audit services support digital and cloud transformation? + Internal audit services play a critical role in digital and cloud transformation by:Assessing technology risks and IT control frameworks.Evaluating cloud adoption readiness and resilience.Auditing cloud architecture, vendor risks, and configuration controls.Advising on governance and operational alignment during digital transitions In Bulgaria, internal audit consulting services and specialized audit services are essential for ensuring secure and compliant transformation.
