Jennifer Sieleman Email & Phone Number

With over 15 years of experience supporting C-suite leaders across technology, real estate, and financial services, I thrive in dynamic, fast-paced environments where organization, adaptability, and a sense of urgency are paramount. My career journey has equipped me with the skills to streamline workflows, manage high-stakes schedules, and drive the success of cross-functional projects across global teams and time zones.Throughout my career, I have supported executives in organizations with a global presence, navigating the complexities of working with teams spread across multiple countries and time zones. I excel in coordinating international travel, managing diverse stakeholder communications, and ensuring seamless operations for leaders and teams worldwide.As an Executive Assistant, I am more than a logistics coordinator—I am a strategic partner and trusted advisor who optimizes leadership effectiveness. Whether managing complex calendars, facilitating large-scale global events, or streamlining processes, I ensure executives are equipped to focus on their priorities.Key expertise includes:Advanced calendar management and extensive domestic & international travel coordinationEvent planning for global on- and off-site meetingsExecutive-level communication and stakeholder engagementProcess optimization and data analysis for operational excellenceI am passionate about empowering fellow Executive Assistants and fostering professional growth within the EA community. My commitment to collaboration and continuous improvement is rooted in a belief that when executives and their teams thrive, organizations flourish.What truly sets me apart is my proactive mindset, unwavering dedication, and ability to deliver results. I combine empathy, adaptability, and a can-do attitude to anticipate needs and tackle challenges head-on. As a committed 24/7 partner, I thrive on going above and beyond to support my leaders, ensuring they can focus on what matters most. I take pride in being a doer—turning goals into actions and ideas into outcomes—all while doing what I love!

Listed skills include Microsoft Office, Sharepoint, Microsoft Excel, Management, and 44 others.

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