About Collier RV Staff

Collier RV Super Center has been selling RVs for 58 years now. Located in Rockford, IL just 60 miles from Chicago. We have a large indoor showroom that can hold over 40 Motorhomes, Fifth Wheels, and Travel Trailers. Collier RV is a full service RV Dealer that specializes in RV Repairs and RV Service, RV Parts and Accessories, and RV Rentals in addition to being one of the leading Illinois and Wisconsin RV Dealers.

Plan a visit to our 10-1/2 acre site, where our inventory of new and pre-owned RVs includes Travel Trailers, Fifth Wheels, Toy HaulersClass A Diesels, Class A, and Class B and C Motorhomes. To make your visit more convenient, we invite you to stay overnight in your RV. We offer six sites with free electrical hook-up. Our Illinois RV Dealer locations are close to family restaurants, a regional mall, and many family recreational facilities!

Collier RV Owners

Rockford Managers

  • John Slick

    Sales Manager
    (815) 332-3322

    "I thrive on the endless stories our customers have to share. Stop in today to share your dreams and we can make them reality."

  • John Tessendorf

    Business Manager (815) 332-3322
    Ext. 1301
  • Glen McKinney

    Parts Manager
  • Penny Ewald

    Office Manager
  • Lori King

    (815) 580-1512
    Rental Manager

    "Being an RVer since childhood, I loved making the world my backyard and creating memories. Isn’t it time to rent an RV for the adventure you have been dreaming about. Let Collier RV Rentals make your dreams a reality."

  • Elizabeth Collier

    Digital Content Manager
    Ext. 1601

  • Jon Strich

    Service Manager
    Ext. 1801

Rockford Sales Team

  • Teri Turner

    (815) 580-1504

    "I have been an avid RVer for almost 20 years now, which also includes full-timing. I look forward to working with you."

  • Scott McKeever

    (815) 580-1502

    "I love to help the people I meet by learning about them and the travels they wish to do. I look forward to helping you soon. HAPPY CAMPING"

  • Todd Johnston

    (815) 580-1503

    "Always find time for the things that make you happy to be alive. Let myself and the staff at Collier RV make your happiness a reality."

  • Kevin Tessendorf

    (815) 580-1507

    "The RV shopping experience should be just as carefree and enjoyable as the camping that will follow. I look forward to spending more time with you and showing you just how enjoyable the entire process can be."

  • Mark Boesen

    (815) 580-1509

    "An avid RVer since childhood, some of my best memories are of the travels and camping adventures, then as well as now. I've been employed at Collier RV since 1993 and can't think of a better dealership."

  • Nunzio Maniaci
    (815) 375-6996

  • Charlie Rath


  • Chris Collier

    Salesperson Ext. 1211

  • Jeffrey Lamb

    Sales Porter
  • Wes Griffith

    Ext 1207

Rockford Parts Team

  • Josh Matson

    Parts Department
    Ext. 1906

    "I've been camping ever since I can remember. Come see our friendly staff at Collier RV and we will make you leave with a smile on your face!"

  • Phil Digiovanni

    Parts Department
    Ext. 1906


  • Kasey Gantz

    Parts Department
    Ext. 1906


Rockford Service Team

Rockford Front Desk Ladies

Rockford Accounting Office

  • Diane Peppin

    Accounts Payable Administrator
  • Judy Payne

    Title & Licensing Administrator
  • Sue Claus

    Accounts Payable Administrator

Lake County Staff

Lake County Managers

  • Darwin Butts

    Business Manager
    Email: dbutts@collierrv.com
  • Greg Stadlin

    Phone: 757.286.6173
    Email: gstadlin@collierrv.com

    "I remember my first experience in an RV. My parents rented a motorhome and we found 7 cases of beer under the seats. You can't imagine how much fun you can have in an RV! Come by and see us and let's get your memories started!"

  • Ken Rasor

    Service Manager Phone:
    Email: krasor@collierrv.com

Lake County Sales Team:

  • Steve Leonard

    Phone: 847.302.8169
    Email: sleonard@collierrv.com

    I have RVing my whole life and love working in this industry! I want your RV dreams to come true. Call me today!

  • Jim Rinehardt

    Phone: 847.652.8550
    Email: jirinehardt@collierrv.com

    Over the years my wife and I have owned 4 travel trailers and 2 motorhomes. We are "snowbirds" during the winter months. We really enjoy traveling in our motorhome, I want to help you and your families create great memories by finding the right RV (trailer or motorhome) so that you can fully enjoy the RV lifestyle.

  • David Hill

    Phone: 262.332.0556
    Email: dhill@collierrv.com

    Having been an avid outdoorsman my entire life, I truly understand a client’s needs to get the most out of their camping experience. It would be my pleasure to outfit you in the perfect RV, so you can make unforgettable memories for years to come.

  • Matt Wagner

    Matt Wagner

    Phone: 847-404-7493
    Email: mwagner@collierrv.com


Lake County Service Team:

Lake County Parts Team:

Lake County Administration Team: