Party City Executive and Leadership Team

August, 2026

Leadership Overview

Party City has 4 executives leading key functions including strategy, operational management, retail expansion, and supply chain logistics.

Focused on delivering joy through specialized retail experiences, Party City maintains a commitment to providing high-quality party supplies and seasonal goods for celebratory occasions across global markets.

Leadership Roles at Party City

  • Co-Founder & Chief Executive Officer - William Dinkel
  • President - Warren Stephenson
  • President - Michael Graham
  • President - Michael Zaifert
  • William Dinkel - Co-Founder & Chief Executive Officer

    William Dinkel, the Co-Founder & Chief Executive Officer at Party City, directs the overarching corporate strategy and long-term vision for the retail chain. By overseeing the expansion of discount party supply stores, the Chief Executive Officer ensures consistent brand growth across North American markets. This leadership role involves constant collaboration with the Board to refine the product portfolio, including costumes, balloons, and seasonal event supplies. William Dinkel maintains a focus on operational excellence to support the company mission of serving celebratory occasions worldwide. Through the optimization of retail footprints and the integration of new party favor categories, the Chief Executive Officer drives significant revenue gains. Dinkel prioritizes the alignment of corporate goals with consumer demand for high-quality entertaining products. Ultimately, the Chief Executive Officer secures the market position of the organization by fostering innovation in the party supply sector.
    William Dinkel

    Warren Stephenson - President

    Warren Stephenson, the President at Party City, manages the internal operational infrastructure and daily retail execution. Overseeing the efficiency of the supply chain, the President ensures that party favors, candies, and tableware reach store shelves with precision. This leadership role requires constant coordination with regional managers to maintain inventory standards for seasonal events. Warren Stephenson drives the implementation of new logistical frameworks to reduce overhead costs while increasing product availability. By monitoring performance metrics across the retail chain, the President identifies opportunities for process improvement. Stephenson supports the broader corporate strategy by ensuring that the physical store experience matches the high expectations of customers seeking wedding accessories and birthday supplies. Through rigorous oversight of operational workflows, the President stabilizes the supply chain, allowing the company to meet the demands of a diverse, worldwide customer base effectively.

    Michael Graham - President

    Michael Graham, the President at Party City, leads the strategic development of the company's digital and e-commerce retail channels. By architecting scalable online platforms, the President expands the reach of party supplies and invitations to a broader demographic. This leadership role involves integrating digital marketing initiatives with the physical store presence to create a seamless omnichannel experience. Michael Graham drives the adoption of new technologies to enhance customer engagement with party and birthday costumes. Through the analysis of consumer data, the President optimizes the online product catalog to reflect current trends in entertaining and serving products. Graham collaborates with other C-suite leaders to ensure that digital growth aligns with the overall mission of the organization. By focusing on the digital transformation of the retail model, the President secures a competitive advantage in the global party supply market.

    Michael Zaifert - President

    Michael Zaifert, the President at Party City, oversees the merchandising strategy and vendor relationships for the entire retail chain. By curating the selection of balloons, party favors, and seasonal decorations, the President ensures that the product mix remains relevant for every celebratory occasion. This leadership role involves negotiating with global suppliers to maintain high quality and competitive pricing for all party goods. Michael Zaifert drives the development of exclusive product lines that differentiate the company from other discount retailers. Through the management of inventory cycles, the President ensures that seasonal event products are available at the optimal time for consumers. Zaifert works closely with the marketing department to align product launches with promotional campaigns. By maintaining strong relationships with key vendors, the President guarantees a steady flow of innovative party supplies, directly supporting the company's reputation as a leader in the retail industry.

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    Frequently Asked Questions Regarding Party City Top Executives and Leadership Team

    Who leads Party City?
    Party City is led by William Dinkel (Co-Founder & Chief Executive Officer), along with executives such as Warren Stephenson (President) and Michael Graham (President).
    Who is part of Party City’s executive team?
    The executive team of Party City includes leaders such as William Dinkel (Co-Founder & Chief Executive Officer), Warren Stephenson (President), Michael Graham (President) and other senior executives.
    How many executives does Party City have?
    Party City has 4 executives leading key business areas.
    What roles are included in Party City’s leadership team?
    The leadership team of Party City includes roles such as Co-Founder & Chief Executive Officer, President, President, President.