Butler, Lavanceau & Sober, LLC is a certified public accounting firm based in Columbia, Maryland. The firm provides tax preparation, accounting, and consulting services for individuals and small businesses, with work spanning individual tax needs, business tax preparation, bookkeeping, payroll, tax planning, and support with IRS notices or audits.

The firm’s source materials describe a team serving clients in the mid-Atlantic region and using technology such as scanned tax documents, electronic filing, secure document upload, a client portal, and remote support tools. Its listed service interests also include QuickBooks training and support and compiled or reviewed financial statements.