Click on one of the people below to find out more information.

  • Robert Douglass
    General Manager
    610-921-1500 ext. 5725

    Rob has been with the Piazza Auto Group for over 12 years, and at this location since February of 2018. He loves being able to meet our customers and help in any way with their experience here at the dealership. In his spare time, Rob enjoys horseback riding, volunteering, and travel. Rob's favorite Mazda model is the Mazda6. 

  • Steve Santin
    Service Manager

  • Jobin Grandstrom
    Finance Manager

  • Mike Whitney
    Pre-owned Sales Manager
    610-921-1500 ext. 5717

    Mike Whitney has a long history with this location, and with the Mazda product, almost 15 years. Mike is proud to be our Used Car Manager and loves the opportunity to meet with our customers and help them find their next perfect car. Mike is a longtime Mazda owner as well as a Mazda team member. 

  • Kristin Heiser
    Sales Consultant
    610-921-1500 ext. 5723

    Kristine has been at this location for over 7 years, and has exclusively represented the Mazda brand during that time.. In her spare time, Kristin loves to travel to new and exciting destinations. Kristin's favorite Mazda model is the CX-5.

  • Vincent Marzano
    Sales Consultant

    Vince is proud to have been a Mazda sales consultant at this location since 2003. Vince enjoys the performance and safety of every Mazda model. So much so that he and he and his wife lease a Mazda CX-5. Vince's favorite model is the world's best selling roadster of all time, the MX-5 convertible. In Vince's spare time, he enjoys golf, bowling, and recently joined a senior softball league that has been a blast! Vince invites you to stop in and meet him. Take some test drives in the most up and coming import car company in the world.

  • Robert Knosp
    Sales Consultant

    Bob has been a Sales Consultant here for almost 20 years. Bob loves helping his clients, many of which he has known so long they are like family. Bob's favorite current Mazda is the CX-5, which he owns himself. 

  • Andres Castro
    Sales Representative

  • Syrah Zimmerman
    Sales Representative

    Syrah joined Piazza Mazda in August 2018. Syrah loves helping people select the perfect car for their needs! Whether it is making sure the vehicle is right or it is the right fit for your budget, Syrah is here to help. She loves doing anything outside, including hiking, boating, or just reading a book. Her cars in the Mazda brand are the CX-5 and the Miata MX-5 RF Club. If you are looking for an easy, personable experience, Syrah is the person to see!

  • Morgan Dunmire
    Client Care Representative
    610-921-1500 ext. 5729

  • Paul Carl
    Parts Manager