# Cassilly & Appel, Inc

> Analysis by Optimly for Optimly AI Visibility, in the Optimly AI Brand Index. Last analyzed September 6, 2026.

> Cassilly & Appel, Inc. is a full-service accounting firm licensed in MD, offering affordable, experienced, and friendly services for business owners, executives, independent professionals, and individuals. They provide a broad range of services including accounting, payroll, QuickBooks support, IRS problem resolution, and personal financial planning, aiming to deliver accuracy and peace of mind.

- Business Profile: https://optimly.ai/brand/cassilly-appel-inc
- Publisher: Optimly (https://optimly.ai)
- Dataset: Optimly AI Brand Index (https://optimly.ai/brand)
- Official website: https://cassapp.cpa/
- Logo: https://logo.clearbit.com/cassapp.cpa
- Slug: cassilly-appel-inc
- Brand Authority Index tier: Emerging
- Category: Accounting Services
- Last Analyzed: September 6, 2026