Top Companies Offering Casino Audit Services

A straightforward look at agencies providing audit and related services for casinos - their focus areas, key features, and typical offerings based on public info.

When it comes to keeping things straight in the casino world, audit services play a quiet but important role. These companies help handle the financial checks and balances that keep operations running smoothly, though it’s not always the flashiest topic. In this piece, we’ll take a look at the top companies that work in this space, pulling from their own site info to give a clear picture without any extra fluff. It’s all about understanding what they bring to the table in a practical way.

1. REDW Advisors & CPAs

REDW delivers integrated financial advisory and accounting services across multiple sectors, including gaming and hospitality. Professionals at the firm combine expertise in assurance, tax, and various advisory disciplines to address client-specific financial situations.

Work often involves close collaboration on risk-related assessments, policy reviews, software training, and strategic reporting. This combination allows clients to handle compliance and planning needs in a structured way.

Key Highlights:

• Emphasis on combining multiple service lines
• Availability of free assessment tools for cybersecurity and policies
• Regular updates through news and industry resources
• Support for decision-making with compensation reports and planning guides

Services:

• Assurance and tax compliance
• Business advisory including valuation and HR consulting
• Cybersecurity and risk assessments
• Forensic accounting and dispute services
• Training on accounting software platforms

Contact and Social Media Information:

• Website: www.redw.com
• E-mail: [email protected]
• LinkedIn: www.linkedin.com/company/redw
• Address: New Mexico 8801 Horizon Blvd NE, Suite 401 Albuquerque, NM 87113
• Phone: +18886027339

2. Greene Forensic Accounting Solutions LLP

Greene Forensic Accounting Solutions focuses on forensic accounting, fraud examinations, and litigation support. Professionals handle detailed financial investigations for various clients, including those in the casino gaming sector.

Services frequently require analysis of complex transactions, preparation for disputes, and expert testimony when cases reach court. The approach combines accounting knowledge with investigative techniques and electronic data review.

Key Highlights:

• Strong background in courtroom testimony
• Experience across corporate, government, and individual matters
• Free initial consultation offered
• Regular publication of articles on fraud risks and regulatory changes

Services:

• Forensic accounting for claims, due diligence, and special examinations
• Litigation support including damages calculations and expert witness work
• Fraud investigations with asset tracing and internal reviews
• Individual and business tax preparation, planning, disputes
• Data mining and electronic discovery

Contact and Social Media Information:

• Website: greeneforensicas.com
• Facebook: www.facebook.com/GreeneLLP.ForensicAccountants
• LinkedIn: www.linkedin.com/company/greeneforensicaccounting
• Address: 120 N. LaSalle St., Suite 2000 • Chicago, IL 60602
• Phone: 3126921000

3. Doeren Mayhew

Doeren Mayhew provides assurance, tax, and business advisory services with attention to industries that have heavy regulatory requirements, such as gaming. The team works to address both compliance demands and longer-term business strategy.

Outsourcing of accounting functions and risk management consulting also form part of the offering. This structure helps clients manage day-to-day financial operations alongside bigger-picture planning.

Key Highlights:

• Focus on understanding specific industry challenges
• Active participation in sector conferences and events
• Regular insights shared on tax and regulatory developments
• Connection to international professional networks

Services:

• Assurance and financial statement services
• Tax compliance and planning
• Business advisory and consulting
• Outsourcing of accounting and back-office functions
• Risk management and regulatory compliance support

Contact and Social Media Information:

• Website: www.doeren.com
• Facebook: www.facebook.com/DoerenMayhewCPA
• Twitter: x.com/DoerenMayhew
• LinkedIn: www.linkedin.com/company/doeren-mayhew
• Address: 8785 SW 165th Ave. Suite 303 Miami, FL 33193
• Phone: 1.305.232.8272

4. RSM US

RSM provides assurance, tax, and consulting services with a noticeable focus on the gaming sector, including both commercial casinos and tribal gaming operations. Their professionals deal with the day-to-day realities of gaming – things like revenue tracking, internal controls, anti-money laundering compliance, and making sure everything lines up with state and federal rules that change frequently.

In addition to standard audits and tax work, the firm often brings in specialized tools for analyzing large volumes of transaction data, building risk assessment models, and helping clients set up governance structures that actually work in a high-volume, cash-heavy environment. The overall approach seems geared toward practical compliance while trying to spot operational improvements that make sense in the context of gaming regulations and business pressures.

Key Highlights:

• Long history of working directly with gaming clients
• Emphasis on regulatory compliance and anti-money laundering processes
• Use of data analytics tools tailored to gaming transactions
• Regular sharing of insights specific to gaming industry developments

Services:

• Full audit and assurance engagements
• Business and federal tax advisory
• Consulting on governance, risk management, and internal controls
• Anti-money laundering program development and monitoring
• Technology solutions for data analysis and regulatory reporting

Contact and Social Media Information:

• Website: rsmus.com
• E-mail: [email protected]
• Facebook: www.facebook.com/rsmusllp
• LinkedIn: www.linkedin.com/company/rsm-us-llp
• Instagram: www.instagram.com/rsmusllp
• Address: 200 Aldersgate Street, London  EC1A 4HD.
• Phone: 0207 6011080

5. Wipfli

Wipfli handles accounting, tax, assurance, and advisory work with a strong emphasis on tribal gaming enterprises and related government entities. Their professionals are familiar with the unique financial and regulatory landscape of tribal casinos – everything from revenue allocation and per capita distributions to compliance with the Indian Gaming Regulatory Act and state compacts.

The team frequently works on outsourced accounting functions, helping clients produce accurate monthly financials, revenue audits, and compliance reports that satisfy multiple layers of oversight. They also assist with implementing digital tools to automate routine processes, provide training on regulatory requirements, and offer outlooks on how broader policy shifts might affect tribal gaming operations in the coming year.

Key Highlights:

• Particular attention to the needs of tribal gaming operations
• Resources and annual reports focused on tribal gaming trends
• Support for digital transformation and process automation
• Availability of compliance training and outsourced accounting

Services:

• Tailored audit and assurance services
• Tax planning, compliance, and incentive identification
• Outsourced accounting and revenue audit support
• Risk advisory and regulatory compliance consulting
• Technology implementation and digital process improvements

Contact and Social Media Information:

• Website: www.wipfli.com
• Facebook: www.facebook.com/WipfliOfficial
• Twitter: x.com/Wipfli_Official
• LinkedIn: www.linkedin.com/company/wipfli
• Address: Scottsdale 7975 North Hayden Rd Suite C340 Scottsdale, AZ 85258
• Phone: 480.503.8584

6. BDO

BDO offers audit, assurance, tax, and advisory services across a range of industries, including gaming and leisure. Professionals work with casino operators on the full spectrum of financial oversight – from traditional financial statement audits to more strategic tax planning that considers the total tax impact of operations in multiple jurisdictions.

The agency often addresses the operational side of gaming through advisory projects focused on risk management, process efficiency, regulatory change navigation, and technology upgrades that help handle the volume and complexity of casino transactions. Their approach combines standard compliance work with longer-term advice aimed at helping clients adapt to evolving regulations and market conditions in the gaming space.

Key Highlights:

• Dedicated coverage of the gaming and leisure industry
• Regular insights and predictions about gaming sector trends
• Focus on operational efficiency and risk mitigation
• Access to a global network for cross-border matters

Services:

• Audit and assurance engagements
• Comprehensive tax advisory and planning
• Regulatory compliance and risk management consulting
• Digital and technology advisory services
• Transformation projects addressing complex operational challenges

Contact and Social Media Information:

• Website: www.bdo.com
• E-mail: [email protected]
• Facebook: www.facebook.com/bdo.usa
• Twitter: x.com/BDO_USA
• LinkedIn: www.linkedin.com/company/bdo-usa
• Instagram: www.instagram.com/bdo.usa
• Address: 4100 Market Street SW Suite 100 Huntsville, AL 35808
• Phone: +1 703-893-0600

7. BerryDunn

BerryDunn handles auditing and consulting work specifically for the gambling industry – casinos, sports betting, lotteries, the whole range. Professionals on the team understand gaming operations well enough to deal with financial controls, security requirements, and the need to prove everything meets regulatory standards.

A good portion of the work involves SOC audits that demonstrate solid internal processes, particularly around data protection and operational reliability. The combination of IT audit skills and hands-on knowledge of how casinos and lotteries actually function helps clients get through audits and tighten up controls without unnecessary complications.

Key Highlights:

• Clear emphasis on gaming clients including casinos and lotteries
• Regular handling of SOC 1 and SOC 2 audits focused on controls and security
• Integration of IT audit expertise with real gaming industry details
• Active involvement in gaming-related professional associations

Services:

• Auditing and assurance tailored to gaming operations
• SOC audits for financial and security controls
• Consulting on regulatory compliance, security, and integrity
• IT systems reviews and operational recommendations
• Preparation and support for audits and financial processes

Contact and Social Media Information:

• Website: www.berrydunn.com
• E-mail: [email protected]
• Facebook: www.facebook.com/BerryDunn
• Twitter: x.com/BerryDunn
• LinkedIn: www.linkedin.com/company/berrydunn
• Address: Bangor, ME 23 Water Street Suite 101 Bangor, ME 04401
• Phone: 800.565.6565

8. Spectrum Gaming

Spectrum Gaming operates as a non-partisan consultancy specializing in the economics, regulation, and policy aspects of legalized gambling worldwide. Professionals deliver independent research and services to a wide mix of clients – from state and tribal governments to casino operators, regulators, developers, and investors.

Much of the effort goes toward building anti-money laundering programs, conducting due diligence for licensing, providing legislative guidance, and preparing economic or social impact studies that give a clear picture of gaming’s financial footprint. The focus stays on practical policy advice and strategic support rather than day-to-day accounting.

Key Highlights:

• Decades of experience in legalized gambling on multiple continents
• Work with both government/regulatory bodies and private operators
• Commitment to non-partisan, independent analysis
• Coverage spanning casinos, sports betting, iGaming, lotteries, and more

Services:

• Regulatory compliance and anti-money laundering program development
• Licensing investigations and governmental due diligence
• Legislative and public policy guidance
• Economic impact studies and social impact assessments
• Strategic planning support for operators and developers

Contact and Social Media Information:

• Website: spectrumgaming.com
• E-mail: [email protected]
• Twitter: x.com/spectrumgaming
• LinkedIn: www.linkedin.com/company/spectrum-gaming-group
• Address: 200 Lakeside Drive, Suite 250 Horsham, PA 19044
• Phone: 6099265100

9. RubinBrown

RubinBrown provides assurance, tax, and consulting services with a dedicated focus on the gaming industry, including casinos and sports betting. Professionals manage financial statement audits, tax compliance, and advisory projects that address the particular regulatory environment gaming creates.

Work frequently covers Title 31 compliance audits, internal control reviews, IT system audits for gaming environments, and even ongoing tracking of sports betting trends through a dedicated index. The combination of standard accounting services with specialized regulatory and operational advice helps clients handle compliance demands and adapt to changes in the sector.

Key Highlights:

• Comprehensive accounting and consulting coverage for gaming clients
• Publication of regular insights on sports betting and regulatory updates
• Strong attention to compliance with gaming-specific rules and controls
• Experience conducting IT audits and operational assessments in gaming

Services:

• Assurance services including audits, reviews, and agreed-upon procedures
• Tax compliance and planning
• Consulting on risk management, internal audit, and regulatory requirements
• IT audits and cybersecurity assessments
• Operational reviews and control evaluations for gaming operations

Contact and Social Media Information:

• Website: www.rubinbrown.com
• E-mail: [email protected]
• Address: 225 W Wacker Drive Suite 1700 Chicago, IL 60606
• Phone: 312-425-1099

10. Kroll

Kroll focuses on financial advisory, risk advisory, and business services, including work in areas like valuation and cyber resilience that touch on gaming operations. Professionals handle tasks around measuring value in deals, managing risks, and streamlining administrative processes for clients in regulated sectors.

A chunk of the effort goes into reports on trends like cyber threats or private credit benchmarks, which can apply to gaming’s financial side. The setup involves combining advisory on transactions with tools for risk assessment, helping clients navigate compliance and operational challenges in environments like casinos.

Key Highlights:

• Regular reports on valuation trends and cyber resilience
• Involvement in fairness opinions and acquisition deals
• Focus on global risk management and administrative support
• Sharing of industry-specific insights through newsletters

Services:

• Financial advisory for deals and valuations
• Risk advisory including cyber and compliance
• Business services for administrative needs
• Insights on market dynamics and threats
• Advisory on private credit and benchmarks

Contact and Social Media Information:

• Website: www.kroll.com
• Facebook: www.facebook.com/wearekroll
• Twitter: x.com/KrollWire
• LinkedIn: www.linkedin.com/company/kroll
• Instagram: www.instagram.com/wearekroll
• Address: One World Trade Center  285 Fulton Street, 31st Floor New York, NY 10007
• Phone: +44 (0) 808 101 2168 

11. BlueBird CPAs

BlueBird CPAs provides auditing, consulting, and training services aimed at Native American Tribes and their casino operations. Professionals work to support fiscal integrity and accountability, drawing from a background in tribal governance and enterprises.

The team covers compliance with standards like NIGC fee calculations and GASB guidance, often through seminars and resources tailored to tribal needs. This includes helping with financial reporting and operational reviews that fit the unique setup of tribal casinos.

Key Highlights:

• Emphasis on services for Native American Tribes and casinos
• Involvement in professional affiliations related to tribal accounting
• Resources on regulatory updates like fee rates and standards
• Community-focused approach with local roots

Services:

• Auditing for financial integrity
• Consulting on tribal and casino operations
• Training through events and seminars
• Assistance with regulatory compliance and fees
• Resources for accounting standards and updates

Contact and Social Media Information:

• Website: bluebirdcpas.com
• E-mail: [email protected]
• Address: BlueBird, CPAs 5585 Kietzke Lane Reno, Nevada 89511
• Phone: 17758275999

12. CLA (CliftonLarsonAllen)

CLA handles audit, tax, consulting, outsourcing, and wealth advisory services, with attention to industries that include hospitality, tourism, and gaming. Professionals work on financial statement audits, tax planning, and operational consulting that fits the needs of regulated environments like casinos.

The team often pulls together different service areas to address client situations, from compliance checks to digital tools that help manage data and processes. It’s a practical mix that supports day-to-day accounting while touching on longer-term strategy in sectors with strict oversight.

Key Highlights:

• Broad coverage of services including audit and consulting
• Focus on client relationships and personalized approaches
• Regular insights shared through blogs and events
• Inclusion of digital strategies in service offerings

Services:

• Audit and assurance engagements
• Tax planning and compliance
• Consulting and outsourcing support
• Wealth advisory services
• Digital solutions for operations

Contact and Social Media Information:

• Website: www.claconnect.com
• E-mail: [email protected]
• Facebook: www.facebook.com/CliftonLarsonAllen
• Twitter: x.com/CLAconnect
• LinkedIn: www.linkedin.com/company/cliftonlarsonallen
• Instagram: www.instagram.com/lifeatcla
• Address: AES Campus Building 388 South Main Street, Suite 420 Akron, OH 44311-4407
• Phone: 330-376-0100

Wrapping This Up

Wrapping this up, digging through all these casino audit services companies shows just how varied the field really is. You’ve got the big traditional accounting firms handling the full suite of audits, taxes, and compliance for land-based casinos and racinos. Then there are the more specialized outfits focused purely on gaming regulations, SOC reports, or the online/iGaming side with testing, certification, and geolocation checks. And sprinkled in are the boutique players who carve out niches like tribal gaming, forensic work, or super-targeted regulatory advisory.

What stands out is that no single firm does everything the same way. Some lean hard into financial statement audits and tax strategy, others live in the world of independent testing labs and ISO accreditations, while a few bridge the gap with outsourced accounting or fraud investigations. For anyone running a casino or gaming operation – whether it’s brick-and-mortar, tribal, commercial, or fully online – the key is figuring out which pieces of the puzzle matter most to your setup right now: strict financial audits, anti-money laundering programs, game certification, or just someone who knows the regs inside out.

This isn’t a one-size-fits-all space. The right partner depends on your jurisdiction, your scale, whether you’re dealing with physical slots or remote servers, and how much you’re sweating the compliance deadlines. If nothing else, looking at all these options makes it clear the industry has plenty of ways to get the job done – you just have to match the tool to the task.