Meet our Riverview Staff

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

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  • Mark T. Mauer
    General Manager
    Mark T. Mauer
    480-655-4410

    Mark has been a General Manager for several years.  He has been in the automotive industry for 13 years.  He brings so much to our dealership that it is difficult to put into words.  If you were to sum it up he is a moral, ethical and a very down to earth type of General Manager.  He has a beautiful wife and three great sons.  He enjoys mountain biking and spending quality time with his family.  He ensures that everyone who works at Riverview Toyota Scion has an equal balance between work and their family life.  He is never too busy to talk to you, so if you have a questions, please don't hesitate to email or call him directly.

  • Shawn Brockie
    Ecommerce Manager
    Shawn Brockie
    480-655-4305

    Shawn has been in automotive sales since 2003. He is a Certified Expert Toyota Sales Consultant and Certified Scion Sales Consultant. He has been with us since 2006. Shawn is an avid outdoorsman and enjoys hunting, fishing, hiking and camping.  He is also the only Native American employed by Riverview Toyota, and he frequently tells customers  "My family has only been in Arizona about 600 years or so".


  • Bob Brown
    Internet Director
    Bob Brown
    480-655-4415

    Bob has been with Toyota for 7 years, and we consider him to be an expert on the entire Toyota product line.  He is able to do everything from start to finish here.  He is one of our most valued employees.  Bob has a beautiful wife and three children.  He has 7 grandchildren with whom he loves spending time.  He also enjoys fishing at the Mogollon Rim. Please don't hesitate to contact him if you have any questions or concerns, and he will be happy to assist you.

  • Diana Brown
    Customer Relations Manager
    Diana Brown
    480-655-4454

    Diana has been in the automotive industry for 11 years, and she is dedicated to providing all customers with the exceptional service that they deserve! She wholeheartedly believes that life is beautiful with love and in embracing life with passion, while continually seeking guidance from Above, along the way! She enjoys A.T.V. riding, camping, hiking, Christian yoga and spending quality time with her beloved family and friends! 


  • Frank Carl
    Riverview Facilitator
    Frank Carl
    480-655-4413

    Frank is a Phoenix native and has been around the Automotive Industry for over 20 years.  He has one daughter and three beautiful grandbabies.  He and his beautiful wife are involved with church, MDA and other various organizations in the Valley.  His duties at Riverview Toyota include being the Outreach arm to our community involvement.  With Frank's help we want to be more than just a Toyota Dealership, we want to be an integral part of our community!  Right now we are giving 25lbs of food to the United Food Bank for every car we sell until the end of the year!  He is a true asset to our family, and we are all very thankful to have him!


  • Riverview Collision Center
    Collision Staff
    Riverview Collision Center
    480-655-4350

    Riverview Collision Center, with a combined total of over 245 years of experience, our staff of highly trained technical and office staff will guide you through every step of restoring your vehicle to its pre-loss condition.  We regularly send our staff members to training classes that will keep us up to date on the latest repair techniques and requirements.  We have Toyota, I-Car and BASF
    training, and you can be assured that our staff at Riverview Collision has the training to properly repair any damage that your vehicle may have.  Please know that we will fix it right and back up all repairs with a limited lifetime warranty.  We repair all makes and models, and we work with all insurance carriers to ensure that having your vehicle repaired is a smooth process.

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  • AJ Davey III
    Pre-Owned Director
    AJ Davey III
    480-655-4412

    AJ has been in the automotive industry since 1990 after getting out of the US Marine Corps and finishing school for Accounting.  He is a single parent of a 17 year old son with whom he loves to share his hobbies.  AJ's hobbies include golfing, hunting, and fishing.  He is passionate about informing customers about the Toyota Certified Used Vehicle Program which is the BEST in the industry.   

  • Derrick Gay
    Ecommerce Manager/Scion Director
    Derrick Gay
    480-655-4303

  • Jason Hasse
    Ecommerce Manager
    Jason Hasse
    480-655-4309

    Jason has been in the automotive industry for 9 years.  He specializes in Ecommerce, and his goal is to make your car buying experience as simple as possible and moving from vehicle to vehicle very enjoyable.  Jason enjoys watching the Arizona Cardinals play football as a season ticket holder and playing the guitar in his free time.

  • Mike Lefevre
    Parts Manager
    Mike Lefevre
    480-655-4463

    Mike has been in the automotive business for 22 years, 12 with aftermarket parts through NAPA. He started out as a delivery driver and after one year was promoted to the Parts counter.  Mike has worked his way up the corporate ladder and has been very successful at anything that has been placed before him.  He has a beautiful wife of 3 years and between the two of them, they have 5 children ranging in age from 17 years old to the youngest that is one year old.  He enjoys spending quality time with his family outside of work.


  • Cory Oliver
    Service Director
    Cory Oliver
    480-655-4453

    Cory has been in the automotive industry for 32 years and has been committed to Toyota the entire time.  He is a Master Certified Service Director.  Cory is an honest, hardworking individual who always has his customers' best interest in mind.  He enjoys spending time with his wife and daughter.  His wife is his best friend, and they have been happily married for 33 years.  He also likes to golf and enjoys a motorcycle ride whenever time permits.

  • Patrick Sullivan
    Collision Center Director
    Patrick Sullivan
    480-655-4353

    Patrick has been in the Auto Body industry for 16 years.  As our Collision Center Director, Patrick works very hard with his entire staff to ensure that every vehicle they repair is restored to its pre-loss condition.  Outside of work, Patrick enjoys spending time with his 3 awesome boys.  A lot of their time revolves around playing, watching and talking about football and baseball.  Patrick also likes to hike the local parks and mountain bikes with his boys.