Contact
University Audit Services
MacKimmie Tower 10th Floor
University of Calgary
2500 University Drive NW
Calgary AB T2N 1N4
The Internal Audit Team
Adél Batt
Senior Director, Internal Audit
Adél Batt is the Senior Director, Internal Audit at the University of Calgary, where she leads the institution’s Internal Audit function and delivers independent, strategic assurance to strengthen governance, risk management, and internal control effectiveness.
She brings nearly two decades of international experience across internal audit, enterprise risk management, and corporate governance. As both a Chartered Accountant (CA(SA)) and Certified Internal Auditor (CIA), Adél has built a career defined by strategic insight, disciplined execution, and a focus on enhancing organizational resilience and integrity.
Prior to joining the University of Calgary, Adél spent almost nine years with PwC in Canada and South Africa, leading internal audit and risk advisory portfolios across higher education, financial services, energy and utilities, public sector, and not‑for‑profit organizations. Her expertise spans fully outsourced and co‑sourced internal audit delivery, functional and process transformation, integrated assurance across the Three Lines of Defense, internal controls design and optimization, regulatory compliance frameworks, and enterprise risk advisory.
Adél is recognized for her commitment to high‑quality assurance, advancing audit methodologies, and driving innovation within assurance functions. She is dedicated to enabling organizational improvement, strengthening stakeholder relationships, and elevating Internal Audit as a strategic partner in institutional stewardship.
Isabella Ammirati
Assurance Coordinator
Has over 12 years of institutional knowledge at UCalgary, having previously been in Financial Services, Treasury and Investments, Financial Operations and Financial Reporting.
She has previously worked in start-ups, top tier industry leading corporations and other post-secondary institutions.
Additionally, she has previously been a Director for an Arts Society and was on the Board for several City of Calgary's arts initiatives. Stage managed TEDx and been involved in other artistic pursuits when she is not actively travelling and experiencing other cultures.
Shauna Selezinka
Sr. Assurance Analyst
Shauna Selezinka, Senior Assurance Analyst, joined the Internal Audit team in June 2024. She brings a wealth of institutional knowledge to the team, having spent the last 10 years supporting multiple faculties and units, most recently as a Senior Finance Partner. Shauna is a highly skilled professional with two decades of experience specializing in post-secondary accounting and budgeting. With a strong foundation in analysis and reporting, she excels at transforming complex data into actionable insights that drive strategic decision-making. Shauna's expertise extends to systems design, where she has played a pivotal role in developing and implementing efficient financial systems that enhance operational performance.
In addition to her technical skills, Shauna is passionate about process improvement. She continuously seeks opportunities to streamline workflows and optimize financial processes, ensuring that organizations can adapt to the ever-evolving landscape of higher education. Her commitment to excellence and innovation has made her a trusted advisor in her field.
Outside of the office, Shauna is an active member of Calgary’s music community and serves on the board of a local music and arts festival.
Eduardo Barajas
Sr. Assurance Analyst
Eduardo Barajas joined the University of Calgary in March of 2024 as a Senior Assurance Auditor, where he focuses on conducting operational audits and advisory engagements. He brings extensive expertise in project management, the development and execution of comprehensive independent assurance plans, and the delivery of detailed assessments and recommendations aimed at enhancing process efficiency within the university.
Eduardo holds a Bachelor’s degree in Accounting and has a distinguished background as an Audit Manager at Deloitte LLP, where he served for 11 years. During his tenure at Deloitte, Eduardo managed audit engagements across North America, including Canada, the United States, and Mexico. His diverse client base covered various industries such as oil and gas, manufacturing, construction, trusts, non-profit organizations, among others. Eduardo's role involved performing financial statement audits and providing insights to management and audit committees.
Mauricia Mc Lean-Carr
Assurance Analyst
mauricia.mcleancarr@ucalgary.ca
Mauricia is a seasoned financial professional currently serving as an Assurance Analyst in the Office of Internal Auditor. She is a Certified Chartered Accountant (ACCA) and a Certified Fraud Examiner (ACFE) and is actively pursuing her CIA certification to further enhance her expertise. Mauricia holds a Bachelor’s degree in Accounting from the University of the West Indies, Barbados.
With 16 years of experience in both external and internal auditing, Mauricia has a distinguished career that includes a nine-year tenure in public accounting within the financial services sector. Her diverse background also encompasses Internal Audit roles in an international development organization and the transportation industry in Ontario before she moved to Calgary.
Beyond her professional accomplishments, Mauricia is passionate about education and enjoys teaching accounting, auditing, and fraud examination courses at the university level, where she imparts her knowledge and enthusiasm to future professionals. Originally from the Caribbean, she continues to cherish her love for the beach and outdoor activities, which remain integral to her life.
Holger Reusch
Sr. Assurance and Data Analyst
Holger Reusch, in his role as Senior Assurance and Data Specialist, is leading the Data Analytics practice in the Internal Audit team. He conducts primarily IT related assurance and consulting engagements. Using Python, PowerShell and SQL, he supports the team with extracting and interpreting data across all business processes and in all functional areas.
Holger is a Certified Information Systems Auditor (CISA) and Certified Fraud Examiner (CFE). His academic credentials include an MBA from the Henley Business School (UK) plus a Diplom-Ingenieur (~BSc Hons) degree in Computer Science from the Vienna University of Technology (Austria).
Before joining UCalgary in 2015, Holger worked for IBM for over 20 years, managing application operations, data governance, systems integration/outsourcing contracts, internal controls and quality assurance across Europe, the Middle East and Africa. Before coming to Canada, Holger lived in Vienna, Austria, and travelled extensively across the EMEA region.
Paul McDonald
Sr. Assurance Analyst
Paul McDonald, MBA, CIA, has a breadth of experience having worked as a lending manager in the banking sector and in competitive intelligence in the power industry post-ENRON. Paul spent 20 years with Suncor, first in Treasury and Corporate Finance roles, followed by a move into Internal Audit.
Paul’s experience is as a generalist working on a broad range of assurance and advisory projects across the enterprise, with recent work concentrated in corporate strategy, acquisitions, and integration.
Having joined the team less than a year ago, Paul is looking forward to bringing his extensive, multifaceted experience to support the Internal Audit function at UCalgary and to further exploring the world of Post Secondary Institutions and their unique challenges and opportunities.