Dykema Executive and Leadership Team

August, 2026

Leadership Overview

Dykema has 5 executives leading key functions including strategy, financial oversight, information technology, operational management, and interim financial planning.

Focused on delivering comprehensive legal solutions to business entities, Dykema maintains a commitment to excellence while driving national growth and providing sophisticated counsel across diverse industry sectors.

Leadership Roles at Dykema

  • Chairman & Chief Executive Officer - Rex Schlaybaugh
  • Chief Financial Officer - Tisha Swihart
  • Interim Chief Financial Officer - Diane Scheffler
  • Chief Operating Officer - Paul Boken
  • Chief Information Officer - Mark Soriano
  • Rex Schlaybaugh - Chairman & Chief Executive Officer

    Rex Schlaybaugh, the Chairman & Chief Executive Officer at Dykema, directs the overarching strategic vision for the national law firm. By aligning legal service delivery with the complex needs of business entities, the Chairman & Chief Executive Officer ensures consistent market relevance. Rex Schlaybaugh manages high-level board relations and governs the firm's long-term expansion initiatives across the United States. This leadership role involves fostering a culture of professional excellence while maintaining the firm's reputation for high-stakes litigation and corporate advisory. Through rigorous oversight of firm-wide performance metrics, the Chairman & Chief Executive Officer drives sustainable growth and operational stability. By prioritizing client-centric legal solutions, the firm maintains a competitive edge in the national legal landscape. Ultimately, the Chairman & Chief Executive Officer secures the firm's position as a premier partner for corporate clients seeking sophisticated legal representation.
    Rex Schlaybaugh

    Tisha Swihart - Chief Financial Officer

    Tisha Swihart, the Chief Financial Officer at Dykema, manages the fiscal health and capital allocation strategies for the national law firm. Overseeing financial reporting, budgeting, and tax compliance, the Chief Financial Officer ensures the firm maintains robust liquidity to support ongoing legal operations. Tisha Swihart directs the financial planning processes that enable the firm to scale services for business entities effectively. This leadership role involves collaborating with the executive team to optimize resource distribution and enhance profitability across all practice groups. By implementing advanced financial modeling, the Chief Financial Officer mitigates fiscal risks and supports long-term investment in legal talent and technology. Through precise management of the firm's economic assets, the Chief Financial Officer drives operational efficiency and financial transparency. Ultimately, the Chief Financial Officer strengthens the firm's balance sheet to facilitate continued growth within the competitive national legal market.

    Diane Scheffler - Interim Chief Financial Officer

    Diane Scheffler, the Interim Chief Financial Officer at Dykema, provides temporary leadership over the firm's financial operations and accounting functions. Overseeing the transition of fiscal responsibilities, the Interim Chief Financial Officer ensures continuity in financial reporting and regulatory compliance for the national law firm. Diane Scheffler directs the management of cash flow and expense tracking to maintain stability during this leadership period. This role involves working closely with the finance department to uphold rigorous standards of fiscal integrity while supporting the firm's ongoing business engagements. By monitoring financial performance indicators, the Interim Chief Financial Officer provides the executive team with actionable insights for short-term decision-making. Through the maintenance of accurate financial records, the Interim Chief Financial Officer supports the firm's operational requirements and client service commitments. Ultimately, the Interim Chief Financial Officer ensures the firm's financial health remains consistent during this period of leadership transition.

    Paul Boken - Chief Operating Officer

    Paul Boken, the Chief Operating Officer at Dykema, manages the daily administrative functions and operational workflows of the national law firm. Overseeing the execution of firm-wide policies, the Chief Operating Officer ensures that legal teams possess the necessary resources to serve business entities effectively. Paul Boken directs the optimization of internal processes to increase productivity and reduce overhead costs. This leadership role involves coordinating between various practice groups to ensure seamless service delivery and operational consistency across all regions. By refining the firm's operational model, the Chief Operating Officer supports the strategic objectives set by the executive leadership team. Through the implementation of performance management systems, the Chief Operating Officer drives accountability and operational excellence. Ultimately, the Chief Operating Officer maintains the structural integrity of the firm, ensuring that all administrative functions align with the firm's commitment to high-quality legal service.
    Paul Boken

    Mark Soriano - Chief Information Officer

    Mark Soriano, the Chief Information Officer at Dykema, architects the digital infrastructure and cybersecurity frameworks necessary for a modern national law firm. Overseeing the integration of legal technology, the Chief Information Officer ensures secure data management for sensitive client information. Mark Soriano directs the implementation of advanced software solutions that streamline document management and internal communication for business entities. This leadership role involves aligning technological capabilities with the firm's strategic goals to improve service delivery speed and accuracy. By modernizing the firm's IT landscape, the Chief Information Officer enhances operational agility and protects the firm against evolving digital threats. Through the deployment of scalable cloud systems, the Chief Information Officer supports the firm's national reach and remote collaboration requirements. Ultimately, the Chief Information Officer drives digital transformation to maintain the firm's technological advantage in the legal industry.
    Mark Soriano

    Frequently Asked Questions Regarding Dykema Top Executives and Leadership Team

    Who leads Dykema?
    Dykema is led by Rex Schlaybaugh (Chairman & Chief Executive Officer), along with executives such as Tisha Swihart (Chief Financial Officer) and Diane Scheffler (Interim Chief Financial Officer).
    Who is part of Dykema’s executive team?
    The executive team of Dykema includes leaders such as Rex Schlaybaugh (Chairman & Chief Executive Officer), Tisha Swihart (Chief Financial Officer), Diane Scheffler (Interim Chief Financial Officer) and other senior executives.
    How many executives does Dykema have?
    Dykema has 5 executives leading key business areas.
    What roles are included in Dykema’s leadership team?
    The leadership team of Dykema includes roles such as Chairman & Chief Executive Officer, Chief Financial Officer, Interim Chief Financial Officer, Chief Operating Officer, Chief Information Officer.