Leadership Overview
Leyton has 5 executives leading key functions including strategy, marketing, human resources, and human resources consulting solutions.
Driven by a commitment to client success, Leyton focuses on optimizing R&D tax credits, fostering innovation through expert consulting, and delivering measurable financial benefits to businesses across federal and state landscapes.
Driven by a commitment to client success, Leyton focuses on optimizing R&D tax credits, fostering innovation through expert consulting, and delivering measurable financial benefits to businesses across federal and state landscapes.
Leadership Roles at Leyton
Eliza War - Chief Executive Officer
Eliza War, the Chief Executive Officer at Leyton, directs the overarching strategic vision and operational execution for the firm. Overseeing global expansion and market penetration, the Chief Executive Officer ensures Leyton's R&D tax credit optimization services consistently meet evolving client needs and regulatory landscapes. This leadership role involves fostering a culture of innovation and client-centricity across all departments. By aligning departmental objectives with corporate goals, Eliza War drives sustainable growth and enhances Leyton's position as a premier consulting partner. The Chief Executive Officer's focus remains on maximizing client value and solidifying Leyton's reputation for excellence in tax advisory services.
Ayoub Elqsibat - Chief Marketing Officer
Ayoub Elqsibat, the Chief Marketing Officer at Leyton, architects and executes comprehensive marketing strategies to elevate brand visibility and drive lead generation. Overseeing all digital and traditional marketing initiatives, the Chief Marketing Officer ensures consistent messaging that highlights Leyton's expertise in R&D tax credit optimization. This critical function involves analyzing market trends and competitive landscapes to identify new opportunities for client acquisition and engagement. By developing targeted campaigns, Ayoub Elqsibat directly supports business development efforts and strengthens Leyton's market presence. The Chief Marketing Officer's strategic direction is vital for communicating the firm's value proposition and fostering strong client relationships.
Alizé Langlois - Deputy Chief Marketing Officer
Alizé Langlois, the Deputy Chief Marketing Officer at Leyton, collaborates closely with the Chief Marketing Officer to implement and refine marketing campaigns. This role involves managing day-to-day marketing operations, including content creation, social media management, and event coordination, ensuring seamless execution of strategic initiatives. The Deputy Chief Marketing Officer supports the development of marketing collateral that effectively communicates Leyton's specialized R&D tax credit services to a diverse client base. By focusing on operational efficiency within the marketing department, Alizé Langlois contributes to the consistent delivery of impactful marketing activities. This position is key to translating high-level marketing strategies into tangible results that enhance brand recognition and client outreach.
Cherinne Bekheet - Chief Human Resources Officer & Director, Human Resources Consulting Solutions
Cherinne Bekheet, the Chief Human Resources Officer & Director, Human Resources Consulting Solutions at Leyton, spearheads both internal human capital management and external HR consulting services. Overseeing talent acquisition, development, and retention strategies, the Chief Human Resources Officer & Director, Human Resources Consulting Solutions ensures Leyton cultivates a high-performing workforce. Simultaneously, this leader directs the delivery of specialized human resources consulting solutions to clients, focusing on optimizing their organizational structures and employee engagement. Cherinne Bekheet's dual focus drives internal operational excellence while expanding Leyton's service offerings in the HR advisory space. This comprehensive leadership ensures robust internal operations and significant client value creation.
Meryem Erregaze - Drh
Meryem Erregaze, the Drh at Leyton, manages critical human resources functions essential for operational continuity and employee support. This role involves overseeing daily HR operations, including employee relations, benefits administration, and compliance with labor laws, ensuring a stable and productive work environment. The Drh plays a key part in implementing HR policies and procedures that align with Leyton's strategic objectives and foster a positive organizational culture. Meryem Erregaze's dedication to efficient HR management supports the broader goals of talent retention and employee satisfaction. This position is fundamental to maintaining the internal infrastructure that enables Leyton's consulting professionals to deliver exceptional client service.
Explore Leadership Teams in Accounting for Legal Practices
Founded in 1910, BDO USA is a global accounting network delivering assurance, tax, and financial advisory services to clients throughout the country and around the globe. BDO USA is headquartered in Chicago, IL.
Company Leadership
RO
MM
Grant Thornton LLP (Grant Thornton) is the U.S. member firm of Grant Thornton International Ltd, a provider of independent audit, tax and advisory firms. Grant Thornton operates 59 offices, works with a broad range of publicly and privately held companies, government agencies, financial institutions, and civic and religious organizations. Grant Thornton is headquartered in Chicago, Illinois.
Company Leadership SA
EB
TK
TG
Schellman is a professional services firm specializing in cybersecurity, compliance, and certification services for organizations that must meet complex regulatory and security standards. From a third-party perspective, the company is recognized for providing independent assessments, audits, and certifications that help businesses strengthen data protection, build digital trust, and demonstrate compliance with industry and government frameworks.
Company Leadership

AR

Anchin full-service accounting and advisory professionals, Anchin provides a complete range of top-tier advisory, tax and financial reporting services.
Company Leadership PB
FV
AS
