UKG Executive and Leadership Team

August, 2026

Leadership Overview

UKG has 10 executives leading key functions including financial strategy, technology development, marketing, workforce culture, and operational planning.

Driven by a commitment to human-centric innovation, UKG empowers global organizations to optimize workforce management through unified HR, payroll, and operational tools that enhance employee experiences and drive organizational efficiency.

Leadership Roles at UKG

  • Chief Executive Officer, Great Place to Work - Michael Bush
  • Chief Financial Officer - Dmitriy Ulyanov
  • Customer Officer - Office of the President and Chief Financial Officer - Giovanni Sparacio
  • Chief of Staff & President, Office of The, Customer Value Advisory - Kristyl Crayton
  • Chief Technology Officer - Igor Krichtafovich
  • Chief Marketing Officer - Sarah Hodges
  • Head Chief Marketing Officer, Office of - Kenneth Demma
  • Chief of Staff To the Chief People Officer - Carolyn Rooney
  • Strategy & Planning, Healthcare Go-To-Market Chief of Staff - Alena Alaimo
  • Vice President & Chief of Staff - Sharmini Peiris
  • Michael Bush - Chief Executive Officer, Great Place to Work

    Michael Bush, the Chief Executive Officer, Great Place to Work at UKG, directs the global mission of fostering high-trust, high-performance workplace cultures. Overseeing the certification and research operations, the Chief Executive Officer, Great Place to Work ensures that organizations leverage data to improve employee engagement and organizational success. This leadership role involves advocating for the importance of workplace culture as a driver of business performance and operational excellence. By setting the standard for what constitutes a great workplace, Michael Bush influences how companies across the globe manage their human capital. Ultimately, the Chief Executive Officer, Great Place to Work drives the firm's commitment to people-centric values, ensuring that the tools and insights provided help organizations create environments where employees thrive and businesses achieve sustainable growth.
    Michael Bush

    Dmitriy Ulyanov - Chief Financial Officer

    Dmitriy Ulyanov, the Chief Financial Officer at UKG, directs all global fiscal operations and long-term capital allocation strategies. Overseeing the financial health of the organization, the Chief Financial Officer ensures that investments in HR and payroll technology align with broader market growth objectives. This leadership role involves managing complex budgetary frameworks across international markets to support the scalability of the unified platform. By optimizing revenue streams and cost structures, Dmitriy Ulyanov directly impacts the ability of the firm to deliver high-value workforce management solutions. Ultimately, the Chief Financial Officer secures the fiscal stability required to maintain a competitive edge in the global software industry, ensuring that resources remain focused on enhancing the core product suite for diverse enterprise clients.

    Giovanni Sparacio - Customer Officer - Office of the President and Chief Financial Officer

    Giovanni Sparacio, the Customer Officer - Office of the President and Chief Financial Officer at UKG, directs the integration of customer-centric strategies with the firm's financial and executive planning. Overseeing the alignment between client success metrics and fiscal objectives, the Customer Officer - Office of the President and Chief Financial Officer ensures that the company's workforce management solutions consistently deliver high return on investment for users. This leadership role involves managing the interface between the office of the president and the financial department to optimize resource allocation for customer support and service delivery. By focusing on the intersection of financial health and client satisfaction, Giovanni Sparacio drives the long-term sustainability of the firm's service model. Ultimately, the Customer Officer - Office of the President and Chief Financial Officer strengthens the relationship between the company and its global client base.
    Giovanni Sparacio

    Kristyl Crayton - Chief of Staff & President, Office of The, Customer Value Advisory

    Kristyl Crayton, the Chief of Staff & President, Office of The, Customer Value Advisory at UKG, directs the strategic advisory functions focused on maximizing client outcomes and long-term value. Overseeing the customer value advisory team, the Chief of Staff & President, Office of The, Customer Value Advisory ensures that the firm's workforce management tools deliver measurable improvements in operational efficiency for clients. This leadership role involves synthesizing customer feedback into actionable insights that inform product development and service delivery. By bridging the gap between client needs and corporate strategy, Kristyl Crayton drives the adoption of best practices across the global customer base. Ultimately, the Chief of Staff & President, Office of The, Customer Value Advisory secures client loyalty and satisfaction, reinforcing the firm's reputation as a trusted partner in the HR technology sector.
    Kristyl Crayton

    Igor Krichtafovich - Chief Technology Officer

    Igor Krichtafovich, the Chief Technology Officer at UKG, architects the technical roadmap for the company's unified workforce management platform. Overseeing the engineering teams, the Chief Technology Officer drives the development of scalable cloud infrastructure and advanced data analytics tools that power HR and payroll processes. This leadership role involves integrating emerging technologies to improve user experiences and system reliability for thousands of global organizations. By prioritizing innovation in software architecture, Igor Krichtafovich ensures that the platform remains at the forefront of the industry. Ultimately, the Chief Technology Officer maintains the technical integrity of the product ecosystem, enabling seamless operational efficiency for clients while fostering a culture of continuous improvement and rapid deployment of new features across the entire global market.
    Igor Krichtafovich

    Sarah Hodges - Chief Marketing Officer

    Sarah Hodges, the Chief Marketing Officer at UKG, directs global brand strategy and market positioning for the company's comprehensive HR and workforce management solutions. Overseeing the marketing organization, the Chief Marketing Officer executes demand generation campaigns that highlight the value of people-centric technology to diverse industries. This leadership role involves aligning messaging with the specific needs of enterprise clients to drive adoption of the unified platform. By leveraging data-driven insights, Sarah Hodges expands the reach of the brand across international markets, ensuring consistent growth and visibility. Ultimately, the Chief Marketing Officer strengthens the market presence of the firm, connecting the mission of empowering workforces with the practical needs of modern organizations seeking to improve operational outcomes and employee engagement.
    Sarah Hodges

    Kenneth Demma - Head Chief Marketing Officer, Office of

    Kenneth Demma, the Head Chief Marketing Officer, Office of at UKG, manages the operational execution of high-level marketing initiatives and strategic partnerships. Overseeing the internal alignment of marketing resources, the Head Chief Marketing Officer, Office of ensures that departmental goals support the broader corporate mission of workforce optimization. This leadership role involves coordinating cross-functional efforts to streamline the delivery of HR and payroll solution messaging to key market segments. By refining the operational processes within the marketing division, Kenneth Demma enhances the efficiency of outreach programs and brand development activities. Ultimately, the Head Chief Marketing Officer, Office of supports the scaling of marketing operations, ensuring that the firm maintains a cohesive and impactful presence while addressing the evolving demands of the global workforce management landscape.

    Carolyn Rooney - Chief of Staff To the Chief People Officer

    Carolyn Rooney, the Chief of Staff To the Chief People Officer at UKG, directs the strategic initiatives and operational priorities for the human resources leadership team. Overseeing the internal coordination of people-centric programs, the Chief of Staff To the Chief People Officer ensures that organizational culture initiatives align with the company's mission to improve employee experiences. This leadership role involves managing complex projects that support workforce development and internal talent management across the global enterprise. By facilitating communication between the Chief People Officer and other executive leaders, Carolyn Rooney drives the implementation of policies that foster a positive workplace environment. Ultimately, the Chief of Staff To the Chief People Officer optimizes the effectiveness of the HR function, ensuring that the firm remains a leader in workforce management practices.

    Alena Alaimo - Strategy & Planning, Healthcare Go-To-Market Chief of Staff

    Alena Alaimo, the Strategy & Planning, Healthcare Go-To-Market Chief of Staff at UKG, directs the specialized planning and execution of market entry strategies within the healthcare sector. Overseeing the go-to-market operations for healthcare clients, the Strategy & Planning, Healthcare Go-To-Market Chief of Staff ensures that the firm's workforce management solutions address the unique regulatory and operational challenges of medical organizations. This leadership role involves coordinating cross-functional teams to deliver tailored HR and payroll tools that improve staffing efficiency in clinical environments. By analyzing market trends and competitive dynamics, Alena Alaimo drives the expansion of the firm's footprint in the healthcare industry. Ultimately, the Strategy & Planning, Healthcare Go-To-Market Chief of Staff optimizes the delivery of specialized solutions, ensuring that healthcare providers can focus on patient care while managing their workforces effectively.

    Sharmini Peiris - Vice President & Chief of Staff

    Sharmini Peiris, the Vice President & Chief of Staff at UKG, directs the operational cadence and strategic execution of the executive office. Overseeing the coordination of high-priority initiatives, the Vice President & Chief of Staff ensures that the leadership team remains focused on the core mission of providing unified workforce management tools. This leadership role involves managing the flow of information and decision-making processes across the organization to maintain operational agility. By facilitating collaboration between departments, Sharmini Peiris drives the implementation of corporate strategy and ensures that resources are directed toward the most impactful projects. Ultimately, the Vice President & Chief of Staff optimizes the efficiency of the executive function, enabling the firm to respond effectively to the evolving needs of the global workforce and maintain its position as an industry leader.

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    Frequently Asked Questions Regarding UKG Top Executives and Leadership Team

    Who leads UKG?
    UKG is led by Michael Bush (Chief Executive Officer, Great Place to Work), along with executives such as Dmitriy Ulyanov (Chief Financial Officer) and Giovanni Sparacio (Customer Officer - Office of the President and Chief Financial Officer).
    Who is part of UKG’s executive team?
    The executive team of UKG includes leaders such as Michael Bush (Chief Executive Officer, Great Place to Work), Dmitriy Ulyanov (Chief Financial Officer), Giovanni Sparacio (Customer Officer - Office of the President and Chief Financial Officer) and other senior executives.
    How many executives does UKG have?
    UKG has 10 executives leading key business areas.
    What roles are included in UKG’s leadership team?
    The leadership team of UKG includes roles such as Chief Executive Officer, Great Place to Work, Chief Financial Officer, Customer Officer - Office of the President and Chief Financial Officer, Chief of Staff & President, Office of The, Customer Value Advisory, Chief Technology Officer.