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Team Leaders

Great Team Leaders are Teammates First

We approach every project with a true collaborative mentality. Only by adopting a “We, Not I” mindset can we strengthen right partnerships — within our organization and outside of it — to exceed client objectives and strengthen our relationships in the commercial construction industry.

These seasoned leaders are responsible for building and maintaining strong client relationships and for growing capable, reliable teams that improve processes, speed delivery and support all facets of your commercial construction project.

  • Shaun Sleeth

    Shaun Sleeth

    Job Title
    President, Northern Pacific Region
    Located in
    Sacramento
    Education
    California Polytechnic State University
    Bachelor of Science Construction Management

    Shaun Sleeth is responsible for overseeing all McCarthy operations in the Northern Pacific Region. He has been with McCarthy his entire career, serving in a number of field and leadership positions before assuming his current role.

    After graduating in 2004 with a Bachelor of Science in construction management from California Polytechnic State University, San Luis Obispo, Shaun joined McCarthy’s Southern California Region, serving as a project engineer and project manager. He moved into the role of quality director, earning an “Excellence in Teaming” award from the Design-Build Institute of America (DBIA) for the St. Jude Medical Center Northwest Tower. In 2015 he served as business development director for the firm’s healthcare market in Southern California, and prior to his current role, he served as executive vice president, overseeing McCarthy’s operations throughout the California Central Valley and north into Oregon.

    By leveraging his knowledge of local and national construction markets, commitment to Lean principles and progressive delivery methods, along with his proven field experience, Shaun is driven to lead teams that help McCarthy’s Northern Pacific clients build impactful projects that shape the landscape, support the local community, and achieve their goals.

  • Stefanie Becker

    Stefanie Becker

    Job Title
    Vice President, Integrated Design Delivery
    Located in
    San Francisco
    Education
    Cal Poly Pomona
    Bachelor of Architecture
    Harvard Graduate School of Design
    Master of Architecture and Urban Design

    With more than 30 years of professional industry experience, Stefanie is a registered Architect and a DBIA-certified, award-winning leader that specializes in large, intricate projects built with collaborative delivery methods. As Vice President of Integrated Design Delivery, Stefanie builds and leads McCarthy’s project teams throughout the design phase and into construction. Her passion for bringing a creative approach to all parts of the project process results in deeply collaborative, thoughtful leadership for project teams, design firms, and non-profit boards. 

    Stefanie has successfully developed and maintained client relationships, pursued and won several high-profile commissions, and managed large, highly technical projects that were long-term, complex endeavors. A skilled facilitator, she brings a collaborative spirit and organizational savvy, as well as an ability to keep complex processes moving forward, even when faced with enormous challenges. Stefanie thrives in developing relationships and connecting the professional community.   

    Stefanie joined McCarthy in 2015 and has managed a variety of complex projects including the award-winning Knight Cancer Research Building at Oregon Health & Science University. She earned her master’s degree in urban design from the Harvard University Graduate School of Design and has been active in a number of local organizations including the Architectural Foundation of Oregon and the American Institute of Architects (AIA)’s Portland chapter.

  • Nikki Marongiu

    Nikki Marongiu

    Job Title
    Director, Business Development
    Located in
    San Francisco
    Education
    California State University, Chico
    Bachelor of Science, Construction Management

    Nikki Marongiu is Director of Business Development for McCarthy’s San Francisco office. In this role, Nikki is responsible for building and maintaining existing client and partner relationships in Northern California. She is responsible for the team’s strategy on pursuits as well as expanding McCarthy’s work into a variety of markets in the Bay Area.

    Since joining McCarthy in 2011, Nikki has held a variety of field and leadership positions, including spending time as a Project Manager, where she gained experience working with contractors and designers. In her prior roles, she gained an extensive knowledge of the industry which she uses to foster relationships and develop solutions that ensure McCarthy delivers exceptional client experiences. Nikki’s energy, ability to make connections and self-starter attitude, combined with her operational background, collaborative spirit and experience with our client base, brings valuable insights to McCarthy and our clients.

    Nikki earned a Bachelor of Science degree in construction management and a minor in communication design from California State University, Chico.

  • Eric Dickey

    Eric Dickey

    Job Title
    Sr. Vice President, Operations
    Located in
    San Francisco
    Education
    Oregon State University
    Bachelor of Science, Construction Engineering Management

    Eric Dickey serves as the Senior Vice President and Business Unit Leader of the McCarthy Northern Pacific Region’s San Francisco office. He oversees project progress and operations to thoroughly integrate McCarthy’s various teams to achieve client goals, including preconstruction, design management, scheduling, accounting, safety, quality control, and risk management to ensure immediate and long-term success for all key stakeholders through the project life cycle. Since joining McCarthy in 2002, Eric has supported more than $1 billion of biotechnology and healthcare construction projects in the Bay Area that continue to drive innovation in their industries. He is a member of the San Francisco Chapter of ISPE as well as U.S. Green Building Council.

  • Simon Gregson

    Simon Gregson

    Job Title
    Vice President Operations, Healthcare
    Located in
    San Francisco
    Education
    University of Manchester Institute of Science and Technology
    Bachelor of Civil Engineering
    University of San Francisco
    Master of Business Administration

    As Vice President Operations, Simon oversees all McCarthy healthcare operations throughout the Northern Pacific Region. With more than 30 years of industry experience, he has managed and directed a wide range of projects with diverse delivery methods. He has spent the last 13 years as a Project Executive with McCarthy, leading some of the firm’s largest and most challenging projects.

    Over the past 15 years, Simon has focused on the challenge of design, procurement and construction of healthcare projects. His expertise lies in harmonizing the chaos of delivering large, complex projects from inception to operation. He holds an Engineering degree in civil engineering from Manchester University Institute of Science and Technology (UK), an MBA from the University of San Francisco and is a DBIA Designated Design-Build Professional.