Insights

Boutique scale Small to mid-sized businesses seeking affordable, high-touch tax and accounting support present a clear target for Onyx Tax, LLC, especially those needing multi-entity tax planning and IRS compliance guidance.

Virtual CFO Position the firm as an accessible alternative to full-time financial leadership by offering virtual CFO and Controller services to startups and growing SMEs aiming to improve cash flow, forecasting, and strategic decision making.

Compliance relief Market IRS notice and delinquent filing support as a differentiator for clients facing penalties or backlogs, highlighting peace of mind, risk reduction, and process simplification.

Tech-enabled care Leverage the firm’s digital workflow and communication strengths to attract remote or distributed teams, including SMBs with multi-state or multi-entity needs seeking reliable, streamlined tax processes.

Growth readiness With revenue in the mid-range of SMBs, target growth-oriented owners who require scalable tax planning, year-round advisory, and proactive tax strategy to minimize liabilities as they expand.

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Onyx Tax, LLC Tech Stack

Onyx Tax, LLC uses 8 technology products and services including BootstrapCDN, Open Graph, Segment, and more. Explore Onyx Tax, LLC's tech stack below.

  • BootstrapCDN
    Content Delivery Network
  • Open Graph
    Content Management System
  • Segment
    Customer Data Platforms
  • jQuery Migrate
    Javascript Libraries
  • Brevo
    Live Chat
  • Google Maps
    Maps
  • Elementor
    Page Builders
  • Animate.css
    UI Frameworks

Onyx Tax, LLC's Email Address Formats

Onyx Tax, LLC uses at least 1 format(s):
Onyx Tax, LLC Email FormatsExamplePercentage

Frequently Asked Questions

What is Onyx Tax, LLC's phone number?

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You can contact Onyx Tax, LLC's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Onyx Tax, LLC's official website and social media links?

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Onyx Tax, LLC's official website is onyxtax.com and has social profiles on LinkedIn.

How much revenue does Onyx Tax, LLC generate?

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As of July 2026, Onyx Tax, LLC's annual revenue is estimated to be $1M - $10M.

What is Onyx Tax, LLC's SIC code NAICS code?

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Onyx Tax, LLC's SIC code is 8721 - Accounting, Auditing, and Bookkeeping Services NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does Onyx Tax, LLC have currently?

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As of July 2026, Onyx Tax, LLC has approximately 6 employees across 1 continents, including North America. Key team members include Vice President Credit Administration: J. W.Vice President Community Banking Sales Team Leader: T. C.Associate Vice President: S. D.. Explore Onyx Tax, LLC's employee directory with LeadIQ.

What industry does Onyx Tax, LLC belong to?

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Onyx Tax, LLC operates in the Accounting industry.

What technology does Onyx Tax, LLC use?

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Onyx Tax, LLC's tech stack includes BootstrapCDNOpen GraphSegmentjQuery MigrateBrevoGoogle MapsElementorAnimate.css.

When was Onyx Tax, LLC founded?

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Onyx Tax, LLC was founded in 2016.
Onyx Tax, LLC logo

Onyx Tax, LLC

AccountingSouth Carolina, United States2-10 Employees

Onyx Tax, LLC is a boutique accounting firm based in Charleston, South Carolina, serving small to medium-sized business owners since 2016. The firm provides tax preparation and planning for complex, multi-entity organizations, along with IRS notice and compliance support to address delinquent filings and payment issues. It also offers virtual CFO and Controller services to give high-level financial guidance without the cost of a full-time hire, with an emphasis on clear communication, reliability, and organized workflows to keep clients compliant and confident. The company operates within the accounting industry, positioning itself as a practical partner that aims to reduce stress and simplify financial processes for its clients. Onyx Tax, LLC serves business owners seeking structured tax management and strategic financial oversight, supported by its location in Charleston and its focus on helping clients maintain a smoother, more predictable tax experience.

Section iconCompany Overview

Phone number
SIC Code
8721 - Accounting, Auditing, and Bookkeeping Services
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
2016
Employees
2-10

Section iconFunding & Financials

  • $1M - $10M

    Onyx Tax, LLC's revenue is estimated to be in the range of $1M - $10M

Section iconFunding & Financials

  • $1M - $10M

    Onyx Tax, LLC's revenue is estimated to be in the range of $1M - $10M

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