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HR Executive | Enterprise Transformation & Organizatinal Effectiveness

Smiling woman with glasses and wavy hair outdoors in soft light.

Tanya A. Castaneda, SPHR, AHRCP, PMP


With more than 15 years of executive HR leadership and consulting experience, I help startups, growth-stage, and multinational organizations build, modernize, and transform their HR functions through expertise in organizational design, workforce strategy, HR operations, HR technology, and change management. I partner with CEOs, boards, and executive teams supporting multi-state operations across the United States, including California, as well as organizations with global operations across Europe, LATAM, and Asia, to improve organizational performance, modernize HR operations, and support business growth.


How I Lead

I believe leadership is about building organizations where people and the business can succeed together. Guided by servant leadership, I combine empathy, business insight, and data to build stronger organizations while fostering collaboration, accountability, and continuous improvement.

Talent Development & Growth

Sustainable organizations are built by developing leaders, cultivating organizational capability, and creating systems that enable people to succeed. My focus is helping organizations build leadership pipelines, advance succession planning, and foster the organizational capability needed for long term success.

Core Competencies

Organizational Effectiveness

I enhance organizational effectiveness through organizational design and workforce strategy. My focus is building scalable organizations that improve role clarity, operational excellence, and long term business performance.

HR Systems, Technology & AI

I modernize People Operations through HR systems, technology, AI enabled workflows, and process improvement that enhance service delivery, workforce insights, compliance, and the employee experience. My approach combines analytics and workflow optimization to drive operational efficiency, support executive decision making, and enable scalable People Operations.

Executive Advisory & Change Management

I partner with CEOs, boards, and executive teams to lead organizational change that supports business strategy and enterprise transformation. My approach combines stakeholder engagement, organizational readiness, communication planning, and change management to build alignment, accelerate adoption, and deliver lasting results.

Strategic Insights

Partner With Me

My portfolio highlights the experience, perspective, and results I bring as an HR leader. Let’s connect to discuss how I can support your people strategy and business goals.  


Executive Leadership | Fractional HR Leadership | Strategic Consulting

Contact me
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