Sales-Tax Compliance Made Easy for Castor Enterprises
Multi-state filings, CPA oversight, and AI-assisted anomaly detection - audit-ready every time.
Castor enterprises often face multi-state nexus + local jurisdiction audits.
High ecommerce & SaaS presence means frequent compliance risk.
Client Reviews
We support business owners across the country with reliable, remote bookkeeping. Here’s what a few of them say:
Peak-season filings are handled without delays.
Nina M, Tax Specialist
Close cycle faster with reconciled tax filings.
Rachel W, Controller
AI detected a nexus we didn’t even know about.
Marcus T, Tax Director
Frequently Asked Questions
Are your bookkeepers local to Castor?
Our team operates remotely but assigns a dedicated manager in your time zone.
Are your bookkeepers local to Castor?
Our team operates remotely but assigns a dedicated manager in your time zone.
Can you reduce penalties and interest?
Yes, with accurate filings and proactive nexus mapping.
How does AI improve compliance?
By auto-detecting nexus, variance alerts, and fetching rules during audits.
How is pricing structured?
Flat monthly fee per state/jurisdiction.
How do you ensure timely filings?
Through automated scheduling + CPA review.
Do you offer virtual meetings for Castor clients?
Yes, Zoom and Teams available for monthly reviews.
Why CPAs Trust RemoteBooksOnline
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