Experienced guidance on employee benefits, executive compensation and related tax implications
Lennox Mark advises on a range of employment and employee benefits matters, including non-qualified deferred compensation, global equity administration and post-transaction entity integration. He completes M&A due diligence for employment and benefits issues, ensures compliance with public company disclosure requirements, analyzes the tax treatment of compensation arrangements, completes securities law exemption filings and advises on cross-jurisdictional employer obligations. Lennox also has experience counseling clients regarding:
- Tax qualified compensation arrangements
- Board of directors and compensation committee governance
- Employee entitlements and workforce management
- Employer obligations under FMLA, ADA, Title VII, and the ADEA
- Cross-border transactions and multijurisdictional analysis
Lennox effectively translates complex, nuanced legal issues into terms that are easy for lay professionals to understand, and he compresses big projects into clear, actionable steps.
Experience in Action
- Designs and drafts various forms of compensation arrangements, including supplemental executive retirement plans, equity incentive plans and agreements, severance pay plans and employee stock ownership plans.
- Advises public and private clients on the tax implications incident to granting incentive stock options and non-qualified stock options, restricted stock, restricted stock units and various forms of phantom equity.
- Conducts due diligence in the context of corporate transactions to analyze compensation arrangements for compliance with Internal Revenue Code §§ 280G and 409A.
- Compiles post-transaction step plans to facilitate entity and workforce integration for multijurisdictional employers.
Successes
- Advised Fortune 500 multinational public companies on the grant of equity compensation to broad-based employee population.
- Represented tax-exempt regional hospital in the negotiation and implementation of Section 457(b) and Section 457(f) compensation plans for key employees.
- Counseled U.K.-based entity in the conversion of U.K. ordinary shares into U.S. common shares.
- Advised private employer on securities compliance for private offering of shares to service providers without listing on a public exchange.
- Advised multinational employer regarding employee mobility issues for a post-pandemic remote workforce.
Capabilities
Professional Recognitions
- Best Lawyers in America® "Ones to Watch" (2026: Employee Benefits (ERISA) Law, Labor and Employment Law – Employee)
Professional & Civic Activities
- Leadership Council on Legal Diversity, Pathfinder (class of 2025)
- Habitat for Humanity Saint Louis, board of directors
News & Insights
- Newsletter
- Newsletter
- Newsletter
- News Release
- News Release
- Newsletter
- Newsletter
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Education
- University of Florida Levin College of Law (LL.M. in Taxation, 2024)
- Washington University in St. Louis School of Law (J.D., 2020)
- Betty and Morrey Frey Endowed Scholarship
- Dean’s Service Award
- Richard Sher Award for Excellence in Mediation and Dispute Resolution
- Washington University in St. Louis (B.A., 2013)
- Annika Rodriguez Scholarship
Bar Admissions
- Florida
- Illinois
- Missouri