Insights

Niche Expertise Leverage the firm’s strong federal tax litigation reputation and high-profile case history to position as a trusted outside counsel for corporations facing complex tax disputes, IRS investigations, or contested tax matters.

Estate & Fiduciary Strength Target high-net-worth individuals and family offices needing advanced estate planning, probate, and fiduciary liability support, emphasizing certified specialization and comprehensive trust administration.

Boutique Advantage Highlight the firm’s focused practice and experienced partner leadership to attract clients seeking personalized service, efficient matter resolution, and cost-effective litigation in federal tax matters.

Corporate Tax Services Promote as outside corporate and tax counsel for California businesses in formation, M&A, reorganizations, shareholder agreements, and buy/sell planning, offering integrated tax strategy and compliance.

Growth Readiness Despite a small headcount, identify opportunities with larger firms or referral networks that can complement capacity for higher-volume or cross-jurisdictional tax litigation and estate planning engagements.

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Panitz & Kossoff, LLP Tech Stack

Panitz & Kossoff, LLP uses 8 technology products and services including AudioEye, iCIMS, Open Graph, and more. Explore Panitz & Kossoff, LLP's tech stack below.

  • Accessibility
  • Applicant Tracking Systems
  • Open Graph
    Content Management System
  • Google Maps
    Maps
  • X-Content-Type-Options
    Web & Portal Technology
  • Web Analytics
  • Microsoft IIS
    Web Servers

Panitz & Kossoff, LLP's Email Address Formats

Panitz & Kossoff, LLP uses at least 3 email formats:
Panitz & Kossoff, LLP Email FormatsExamplePercentage
First@pktaxlaw.comJohn@pktaxlaw.com
60%
F.Last@pktaxlaw.comJ.Doe@pktaxlaw.com
20%
FLast@pktaxlaw.comJDoe@pktaxlaw.com
20%

Frequently Asked Questions

What is Panitz & Kossoff, LLP's phone number?

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You can contact Panitz & Kossoff, LLP'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 Panitz & Kossoff, LLP's official website and social media links?

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Panitz & Kossoff, LLP's official website is pktaxlaw.com and has social profiles on LinkedIn.

How much revenue does Panitz & Kossoff, LLP generate?

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As of August 2026, Panitz & Kossoff, LLP's annual revenue is estimated to be <$1M.

What is Panitz & Kossoff, LLP's SIC code and NAICS code?

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Panitz & Kossoff, LLP's SIC code is 8111 - Legal Services and NAICS code is 54111 - Offices of Lawyers.

How many employees does Panitz & Kossoff, LLP have currently?

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As of August 2026, Panitz & Kossoff, LLP has approximately 5 employees across 1 continents, including North America. Key team members include Manager: D. L., Member: A. N. and Unknown: P. P. Explore Panitz & Kossoff, LLP's employee directory with LeadIQ.

What industry does Panitz & Kossoff, LLP belong to?

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Panitz & Kossoff, LLP operates in the Law Practice industry.

What technology does Panitz & Kossoff, LLP use?

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Panitz & Kossoff, LLP's tech stack includes AudioEye, iCIMS, Open Graph, Microsoft 365, Google Maps, X-Content-Type-Options, Piwik PRO Core and Microsoft IIS.

What is Panitz & Kossoff, LLP's email format?

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Panitz & Kossoff, LLP's email format typically follows the pattern of First@pktaxlaw.com. Find more Panitz & Kossoff, LLP email formats with LeadIQ.

When was Panitz & Kossoff, LLP founded?

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Panitz & Kossoff, LLP was founded in 2008.
Panitz & Kossoff, LLP logo

Panitz & Kossoff, LLP

Law PracticeCalifornia, United States2-10 Employees

Panitz & Kossoff, LLP is a law practice based in Westlake Village, California, that concentrates on federal tax litigation and estate planning. The firm has earned recognition as federal tax litigators, with partner Philip G. Panitz described as someone who has argued extensively in the U.S. Tax Court and who handles appeals to federal circuit courts. A notable historical point is the firm’s involvement in the 1995 Supreme Court case Williams v. United States, which influenced IRS seizure law and procedures for third-party taxpayers.

In addition to tax litigation, the firm provides comprehensive estate planning, probate, and trust administration services, led by partner Ken Kossoff, who is a California Certified Specialist in Estate Planning, Probate & Trust Law. The practice also serves as outside corporate and tax counsel to California corporations, offering guidance on business formation, mergers and acquisitions, reorganizations, shareholder and buy/sell agreements, and corporate tax planning.

Section iconCompany Overview

Phone number
SIC Code
8111 - Legal Services
NAICS Code
54111 - Offices of Lawyers
Founded
2008
Employees
2-10

Section iconFunding & Financials

  • <$1M

    Panitz & Kossoff, LLP's revenue is estimated to be in the range of <$1M

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