Home / Leadership Team / Mac Lillard, CPA/ABV/CITP, CIA, CFE, CISA/CRISC
Mac Lillard is a Risk & Advisory Services Senior Manager with GRF CPAs & Advisors, specializing in the nonprofit and International Non-Governmental Organization (INGO) industry since 2014. He performs a wide range of client services, providing technical expertise to help organizations build and maintain risk management processes, optimize systems through integration and automation, enhance controls for fraud prevention/detection, and improve their cybersecurity posture. He travels domestically and internationally to provide services to global organizations.
As a Senior Manager, Mr. Lillard leads planning, fieldwork, reporting, and ongoing communications for his engagements. He holds designations through professional organizations that allow him to provide his clients with added value and a holistic experience on every engagement.
He continues his education by speaking at and attending professional seminars related to auditing (internal and external), enterprise risk management, fraud examinations, and information systems control and security. He is also the Vice President of Programs for the Washington, DC Chapter of the Institute of Internal Auditors and helps to develop content to educate professionals on emerging topics, industry trends, and best practices.
As the operating environment for organizations becomes more complex, the role of the board of directors in risk management becomes…
Using emerging technologies for risk management and audit procedures can be done cost-effectively today using creative strategies, such as co-sourcing,…
If your organization follows Uniform Guidance requirements for procurement under 2CFR 200.320, you might be able to increase the threshold…
Learn the steps and best practices for developing a whistleblower program, and how it reinforces ethical standards and protects organizational…
Our 2025 Top Risks Report explores the top risk themes of the year and the potential implications for nonprofits and…
Written and edited by Mac Lillard. Research assistance by AI. High-Level Strategies for Financial, Operational, and Sustainability Excellence Government contractors…
Written and edited by Mac Lillard. Research assistance by AI. In the dynamic world of small and medium-sized enterprises (SMEs),…
A forensic accountant can enhance the valuation process, providing a credible and accurate assessment of the business's value.
In response to growing IT and cybersecurity risks, auditors are placing greater scrutiny on IT risk and risk controls in…
Every two years, the Association of Certified Fraud Examiners (ACFE) publishes a study detailing the costs, schemes, perpetrators and victims…
Whether your organization is new to the audit process, or preparing for your 50th audit, savvy nonprofits know that the…
Navigating Digital Transformation In virtual work environments, having streamlined operations, efficient collaboration, and transparent processes is paramount. This rings especially…
At the start of 2024, the landscape of risks facing organizations is evolving at an unprecedented pace. The Risk &…
This on-demand video delves into the performance of whistleblower investigations. In this session, we explore the critical decision-making process behind…
Virtual Cyber Symposium for Nonprofits & Associations: Tax exempt organizations are not exempt from the growing threats of cyberattacks. Nonprofit…
The Auditing Standards Board of the American Institute of CPAs, released an auditing standard that impacts nonprofits, private companies, and…
Early detection can limit the impact of fraud, and insider tips are by far the most effective source. Having a…
Early detection can limit the impact of fraud, and insider tips are by far the most effective source. Having a…
Organizations have to be proactive in not only implementing, but monitoring and improving fraud prevention/detection controls in order to stay…
Cybersecurity is a part of every organization’s daily life. Want to learn how to protect your organization but become overwhelmed…
As the operating environment for organizations becomes more complex, the role of the board of directors in risk management becomes…
Using emerging technologies for risk management and audit procedures can be done cost-effectively today using creative strategies, such as co-sourcing,…
If your organization follows Uniform Guidance requirements for procurement under 2CFR 200.320, you might be able to increase the threshold…
Learn the steps and best practices for developing a whistleblower program, and how it reinforces ethical standards and protects organizational…
Our 2025 Top Risks Report explores the top risk themes of the year and the potential implications for nonprofits and…
Written and edited by Mac Lillard. Research assistance by AI. High-Level Strategies for Financial, Operational, and Sustainability Excellence Government contractors…
Written and edited by Mac Lillard. Research assistance by AI. In the dynamic world of small and medium-sized enterprises (SMEs),…
A forensic accountant can enhance the valuation process, providing a credible and accurate assessment of the business's value.
In response to growing IT and cybersecurity risks, auditors are placing greater scrutiny on IT risk and risk controls in…
Every two years, the Association of Certified Fraud Examiners (ACFE) publishes a study detailing the costs, schemes, perpetrators and victims…
Whether your organization is new to the audit process, or preparing for your 50th audit, savvy nonprofits know that the…
Navigating Digital Transformation In virtual work environments, having streamlined operations, efficient collaboration, and transparent processes is paramount. This rings especially…
At the start of 2024, the landscape of risks facing organizations is evolving at an unprecedented pace. The Risk &…
This on-demand video delves into the performance of whistleblower investigations. In this session, we explore the critical decision-making process behind…
Virtual Cyber Symposium for Nonprofits & Associations: Tax exempt organizations are not exempt from the growing threats of cyberattacks. Nonprofit…
The Auditing Standards Board of the American Institute of CPAs, released an auditing standard that impacts nonprofits, private companies, and…
Early detection can limit the impact of fraud, and insider tips are by far the most effective source. Having a…
Early detection can limit the impact of fraud, and insider tips are by far the most effective source. Having a…
Organizations have to be proactive in not only implementing, but monitoring and improving fraud prevention/detection controls in order to stay…
Cybersecurity is a part of every organization’s daily life. Want to learn how to protect your organization but become overwhelmed…
As the operating environment for organizations becomes more complex, the role of the board of directors in risk management becomes…
Using emerging technologies for risk management and audit procedures can be done cost-effectively today using creative strategies, such as co-sourcing,…
If your organization follows Uniform Guidance requirements for procurement under 2CFR 200.320, you might be able to increase the threshold…
Keeping it simple provides more protection than you might expect The Basics of Fraud Control and Prevention A common misconception…
Fraud prevention is one of the most important aspects of an effective organizational risk management strategy. According to the Association…
By their nature, tax-exempt entities are under extraordinary scrutiny. With the IRS, external auditors, donors, watchdogs and stakeholders all analyzing…
Join Orrick and GRF for a conversation where we will explore emerging risks and how corporate leaders can effectively navigate…
Fraud Watch DC is a workshop designed to equip professionals with the latest insights and strategies for fraud prevention, whistleblower protection,…
Join us for a follow-up session where GRF experts will delve deeper into the material covered in our October session…
Join GRF at the 2025 Fraud Virtual Conference hosted by the Institute of Internal Auditors.
Cybersecurity remains a crucial concern for retirement plan administrators and sponsors. Ensuring the security of sensitive data and maintaining compliance…
The Office of Management and Budget (OMB) recently published its final revisions to the federal Uniform Guidance (2 CFR Part…
At GRF, we know and love the role of the internal auditor, but it’s not clearly understood by people outside…
GRF’s second annual Virtual Cyber Symposium is designed to provide a 360-degree overview of the latest strategies for improving cybersecurity…
Are you ready to take your risk management strategy to the next level? Do you want to find out ways…
Join GRF for a comprehensive overview of changes to employee benefit plan regulations and auditing standards. We will summarize key…
In this webinar we will focus on common audit findings and best practice recommendations to help strengthen controls over specific…
International Fraud Awareness Week takes place November 12 – 18, 2023 Fraud Awareness Week highlights how crucial it is for…
Taking donations online is a huge benefit to nonprofit organizations, but online payments also expose potential risks. To safeguard their…
Virtual Cyber Symposium for Nonprofits & Associations: Tax exempt organizations are not exempt from the growing threats of cyberattacks. Nonprofit…
Join IIA DC for a cutting-edge Continuing Professional Education (CPE) event tailor-made for auditors, fraud examiners, risk practitioners and business…
Join GRF as we discuss the process for establishing a secured incident reporting platform that includes online reporting, document upload,…
Join GRF as we discuss the process for establishing a secured incident reporting platform that includes online reporting, document upload,…
Join us for a power-packed webinar as we explore and summarize the recently issued audit and accounting standards. This webinar…
GRF CPAs & Advisors and the NC State Poole College of Management Enterprise Risk Management Initiative host this annual online…
To some extent, all business functions are responsible for managing risks. However, certain departments have direct responsibilities in risk management,…
International Non-governmental Organizations (INGOs) are particularly vulnerable to fraudulent activity due to their multinational offices and dependence on remote access…
GRF CPAs & Advisors (GRF) Senior Manager, Mac Lillard, CPA, CITP, CFE, CISA, CRISC, was honored for his significant contributions…
Expense reporting platforms have simplified the review and approval processes, making it easier to submit documentation for payment. However, this…
Join GRF as we discuss the process for establishing a secured incident reporting platform that includes online reporting, document upload,…
Do you know if an employee is stealing from your company? Quite often, the first hint of a problem comes…
The GRC Conference gathers leading minds from around the world to provide dedicated professionals like you with the most up…
Join the ACFE Washington Metro Chapter, IIA DC Chapter and GRF as we discuss the key controls and processes organizations…
RISKWORLD® is more than a conference — it’s the center of the risk management universe. This is where you swap…
Is your organization focused on the right issues when it comes to privacy, IT asset protection and third party risk…
Humentum’s CEO roundtables bring together CEOs to exchange ideas with their peers. These events allow participants to share challenges, brainstorm…
Join us online and in-person at the Maritime Conference Center in Linthicum, MD, for the MACPA 2023 Government and Not-for-Profit…
This session is being presented as a re-broadcast of the 2022 GWSCPA Nonprofit Symposium.
This session is being presented as part of the 2022 GWSCPA Nonprofit Symposium.
Join our team as we discuss the key controls and processes organizations should consider in order to adequately prevent/detect fraudulent…
Cybersecurity is a part of every organization’s daily life. Want to learn how to protect your organization but become overwhelmed…
Join GRF’s risk management experts as we explore ways to engage your board of directors in risk management activities. This…
Don’t miss the opportunity to take home advice from some of the most influential leaders in the risk community! Join…
RIMS ERM Conference is the premier enterprise risk management event offering valuable interaction with experienced speakers, relevant and practical presentations…
Join GRF audit experts for an interactive discussion on the overarching changes as a result of SAS No. 145 and…
The Association of Certified Fraud Examiners (ACFE) publishes a bi-annual, Report to the Nations (the Report) providing detailed statistics and…
Keeping it simple provides more protection than you might expect The Basics of Fraud Control and Prevention A common misconception…
Fraud prevention is one of the most important aspects of an effective organizational risk management strategy. According to the Association…
By their nature, tax-exempt entities are under extraordinary scrutiny. With the IRS, external auditors, donors, watchdogs and stakeholders all analyzing…
Join Orrick and GRF for a conversation where we will explore emerging risks and how corporate leaders can effectively navigate…
Fraud Watch DC is a workshop designed to equip professionals with the latest insights and strategies for fraud prevention, whistleblower protection,…
Join us for a follow-up session where GRF experts will delve deeper into the material covered in our October session…
Join GRF at the 2025 Fraud Virtual Conference hosted by the Institute of Internal Auditors.
Cybersecurity remains a crucial concern for retirement plan administrators and sponsors. Ensuring the security of sensitive data and maintaining compliance…
The Office of Management and Budget (OMB) recently published its final revisions to the federal Uniform Guidance (2 CFR Part…
At GRF, we know and love the role of the internal auditor, but it’s not clearly understood by people outside…
GRF’s second annual Virtual Cyber Symposium is designed to provide a 360-degree overview of the latest strategies for improving cybersecurity…
Are you ready to take your risk management strategy to the next level? Do you want to find out ways…
Join GRF for a comprehensive overview of changes to employee benefit plan regulations and auditing standards. We will summarize key…
In this webinar we will focus on common audit findings and best practice recommendations to help strengthen controls over specific…
International Fraud Awareness Week takes place November 12 – 18, 2023 Fraud Awareness Week highlights how crucial it is for…
Taking donations online is a huge benefit to nonprofit organizations, but online payments also expose potential risks. To safeguard their…
Virtual Cyber Symposium for Nonprofits & Associations: Tax exempt organizations are not exempt from the growing threats of cyberattacks. Nonprofit…
Join IIA DC for a cutting-edge Continuing Professional Education (CPE) event tailor-made for auditors, fraud examiners, risk practitioners and business…
Join GRF as we discuss the process for establishing a secured incident reporting platform that includes online reporting, document upload,…
Join GRF as we discuss the process for establishing a secured incident reporting platform that includes online reporting, document upload,…
Join us for a power-packed webinar as we explore and summarize the recently issued audit and accounting standards. This webinar…
GRF CPAs & Advisors and the NC State Poole College of Management Enterprise Risk Management Initiative host this annual online…
To some extent, all business functions are responsible for managing risks. However, certain departments have direct responsibilities in risk management,…
International Non-governmental Organizations (INGOs) are particularly vulnerable to fraudulent activity due to their multinational offices and dependence on remote access…
GRF CPAs & Advisors (GRF) Senior Manager, Mac Lillard, CPA, CITP, CFE, CISA, CRISC, was honored for his significant contributions…
Expense reporting platforms have simplified the review and approval processes, making it easier to submit documentation for payment. However, this…
Join GRF as we discuss the process for establishing a secured incident reporting platform that includes online reporting, document upload,…
Do you know if an employee is stealing from your company? Quite often, the first hint of a problem comes…
The GRC Conference gathers leading minds from around the world to provide dedicated professionals like you with the most up…
Join the ACFE Washington Metro Chapter, IIA DC Chapter and GRF as we discuss the key controls and processes organizations…
RISKWORLD® is more than a conference — it’s the center of the risk management universe. This is where you swap…
Is your organization focused on the right issues when it comes to privacy, IT asset protection and third party risk…
Humentum’s CEO roundtables bring together CEOs to exchange ideas with their peers. These events allow participants to share challenges, brainstorm…
Join us online and in-person at the Maritime Conference Center in Linthicum, MD, for the MACPA 2023 Government and Not-for-Profit…
This session is being presented as a re-broadcast of the 2022 GWSCPA Nonprofit Symposium.
This session is being presented as part of the 2022 GWSCPA Nonprofit Symposium.
Join our team as we discuss the key controls and processes organizations should consider in order to adequately prevent/detect fraudulent…
Cybersecurity is a part of every organization’s daily life. Want to learn how to protect your organization but become overwhelmed…
Join GRF’s risk management experts as we explore ways to engage your board of directors in risk management activities. This…
Don’t miss the opportunity to take home advice from some of the most influential leaders in the risk community! Join…
RIMS ERM Conference is the premier enterprise risk management event offering valuable interaction with experienced speakers, relevant and practical presentations…
Join GRF audit experts for an interactive discussion on the overarching changes as a result of SAS No. 145 and…
The Association of Certified Fraud Examiners (ACFE) publishes a bi-annual, Report to the Nations (the Report) providing detailed statistics and…
Keeping it simple provides more protection than you might expect The Basics of Fraud Control and Prevention A common misconception…
Fraud prevention is one of the most important aspects of an effective organizational risk management strategy. According to the Association…
By their nature, tax-exempt entities are under extraordinary scrutiny. With the IRS, external auditors, donors, watchdogs and stakeholders all analyzing…