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Level V Associate Member

Berry Dunn

2211 Congress Street
Portland, ME 04122

Phone: 207-541-2200

Berry Dunn

John Chandler, Managing Principal


Chris Ellingwood, Senior Manager
cellingwood@berrydunn.com


Mark Caiazzo, Principal
mcaiazzo@berrydunn.com


Year of inception: 1974


Primary products and services:

  • SOC examinations and readiness assessments

  • Internal Controls

  • IT audits and reviews

  • Security assessments

  • Compliance audits and readiness assessments

  • ISO consulting

  • IT internal audit

  • Governance, Risk, and Compliance Services

  • Policy and Procedure development

  • Contract Compliance Monitoring


BerryDunn is a full service, top 50, Certified Public Accounting (CPA) and consulting firm providing IT assurance services to public gaming, sports betting, igaming, and casino clients since 1995. In addition, we offer a full line of management and IT consulting services to clients nationwide, as well as Canada and the Caribbean. We are independent of the industry and do not sell, endorse or manufacture specific products, services or vendors. We have a dedicated public gaming team and pride ourselves on our industry expertise.


Lottery customers: Scientific Games, LLC (SOC examination services at operations sites in Arizona, Connecticut, Delaware, Illinois, Iowa, Maine, Maryland, Oklahoma, Pennsylvania, SG Gaming Game Development, SG Instant Ticket Game Development, SG iCore, and SGI’s National Data Center), IGT (SOC examination services at operations sites in Georgia, Florida, Indiana, Michigan, Minnesota, Missouri, Mississippi, Nebraska, New Jersey, North Carolina, South Dakota and Tennessee, Wisconsin, Washington, IGT instant ticket operations; and for IGT NJ’s Sports betting operations); other current and past clients include the Tri-State Lotto Commission and lotteries in New Hampshire, New Jersey, Oregon, Texas and Rhode Island

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