Topiderm Executive and Leadership Team

September, 2026

Leadership Overview

Topiderm has 5 executives leading key functions including strategy, marketing, operations, executive administration, and corporate leadership.

Focused on delivering high-quality cosmeceutical solutions, Topiderm maintains a commitment to innovation and excellence in the global personal care manufacturing sector through bespoke product development and rigorous safety standards.

Leadership Roles at Topiderm

  • President & Chief Executive Officer - Brenda Wu
  • Chief of Staff To the Chief Executive Officer - Sophia Arena
  • Chief Operating Officer - Seth Summerlin
  • President - Eric Stern
  • Chief Marketing Officer - Katie Guild
  • Brenda Wu - President & Chief Executive Officer

    Brenda Wu, the President & Chief Executive Officer at Topiderm, directs the overarching strategic vision for the organization. By overseeing the development and manufacturing of complex cosmeceutical products, the President & Chief Executive Officer ensures alignment between client requirements and internal production capabilities. This leadership role involves managing relationships with global beauty brands while driving long-term growth across North American and international markets. Brenda Wu maintains a focus on operational excellence, ensuring that state-of-the-art facilities meet the highest safety and efficacy standards. Through constant evaluation of market trends, the President & Chief Executive Officer identifies new opportunities for expansion in skincare and sun care categories. By fostering a culture of innovation, the executive secures the company's position as a premier partner for both multinational corporations and emerging beauty brands, ultimately delivering consistent value to stakeholders and clients alike.

    Sophia Arena - Chief of Staff To the Chief Executive Officer

    Sophia Arena, the Chief of Staff To the Chief Executive Officer at Topiderm, facilitates the execution of strategic initiatives and coordinates communication across the executive leadership team. Overseeing the internal alignment of corporate goals, the Chief of Staff To the Chief Executive Officer ensures that the vision set by the CEO translates into actionable tasks for every department. This leadership role involves managing high-priority projects that impact the company's overall efficiency and market responsiveness. Sophia Arena drives the integration of cross-functional workflows, ensuring that the development, manufacturing, and commercialization teams operate in harmony. By streamlining administrative processes and supporting the decision-making framework, the Chief of Staff To the Chief Executive Officer enables the organization to maintain its focus on delivering high-quality cosmeceutical solutions. Through meticulous oversight of corporate priorities, the executive ensures that the company remains agile and prepared to meet the complex needs of global beauty brands.

    Seth Summerlin - Chief Operating Officer

    Seth Summerlin, the Chief Operating Officer at Topiderm, manages the end-to-end manufacturing and packaging processes within the company's state-of-the-art facilities. Overseeing the daily production workflows, the Chief Operating Officer ensures that all cosmeceutical formulations meet strict quality control and safety benchmarks. This leadership role involves optimizing supply chain logistics to maintain efficiency while scaling operations for global beauty brand partners. Seth Summerlin drives the implementation of advanced testing capabilities, ensuring that every product batch adheres to the highest industry standards. By coordinating across departments, the Chief Operating Officer maintains seamless production cycles that support the company's commitment to bespoke service delivery. Through the management of technical resources and facility infrastructure, the executive ensures that operational capacity aligns with the evolving demands of the personal care market, ultimately securing the reliability and performance that define the organization's reputation in the manufacturing sector.

    Eric Stern - President

    Eric Stern, the President at Topiderm, oversees the high-level business development and corporate governance functions that sustain the company's 40-year legacy. By driving the expansion of service offerings, the President ensures that the organization remains at the forefront of the contract manufacturing industry. This leadership role involves cultivating long-term partnerships with multinational beauty brands and overseeing the financial health of the firm. Eric Stern manages the strategic direction of the company's commercialization efforts, ensuring that the business model adapts to the shifting landscape of the global personal care market. Through the oversight of key corporate relationships, the President supports the growth of the organization's footprint in both domestic and international territories. By maintaining a focus on sustainable development and operational integrity, the executive ensures that the company continues to provide innovative, high-quality solutions that meet the rigorous demands of the modern beauty industry.

    Katie Guild - Chief Marketing Officer

    Katie Guild, the Chief Marketing Officer at Topiderm, architects the brand positioning and commercialization strategies for the company's diverse portfolio of OTC products. Overseeing the communication of technical manufacturing capabilities to global personal care brands, the Chief Marketing Officer ensures that the value proposition remains clear and competitive. This leadership role involves analyzing market data to identify emerging consumer needs in hair care and skincare, subsequently translating these insights into actionable service offerings. Katie Guild drives the outreach initiatives that connect the organization with new business partners across various geographic regions. By managing the public-facing identity of the firm, the Chief Marketing Officer supports the growth of the client base and enhances the reputation of the company as a trusted CDMO. Through strategic collaboration with the sales and development teams, the executive ensures that marketing efforts directly support the revenue targets and long-term commercial objectives.

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    Frequently Asked Questions Regarding Topiderm Top Executives and Leadership Team

    Who leads Topiderm?
    Topiderm is led by Brenda Wu (President & Chief Executive Officer), along with executives such as Sophia Arena (Chief of Staff To the Chief Executive Officer) and Seth Summerlin (Chief Operating Officer).
    Who is part of Topiderm’s executive team?
    The executive team of Topiderm includes leaders such as Brenda Wu (President & Chief Executive Officer), Sophia Arena (Chief of Staff To the Chief Executive Officer), Seth Summerlin (Chief Operating Officer) and other senior executives.
    How many executives does Topiderm have?
    Topiderm has 5 executives leading key business areas.
    What roles are included in Topiderm’s leadership team?
    The leadership team of Topiderm includes roles such as President & Chief Executive Officer, Chief of Staff To the Chief Executive Officer, Chief Operating Officer, President, Chief Marketing Officer.