We are pleased to announce that effective June 1, 2020 Dennis & Company combined its practice with SLBiggs, A Division of SingerLewak.


SLBiggs, A Division of SingerLewak is a leading professional services firm dedicated to providing comprehensive accounting, tax, financial management, and consulting services to individuals, trusts & estates, manufacturing, distribution and service-oriented companies. This uniting of talent and expertise will bring significant breadth of experience and resources to our combined current and growing Denver client base, enabling us to build on the exceptional service our clients have enjoyed for more than 30 years.


SLBiggs welcomes
Mark Dennis, Partner
David Dennis, Senior Advisor

and Mariem Skalli, Staff Accountant


SingerLewak is a full-service accounting and consulting firm with a strong national presence, serving clients in various industry sectors for over 60 years.