636.456.4343
Warrenton
636.332.3400
Wentzville

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Meet Our Team of Experts

Warrenton

  • Scott Costello

    President
    Office: 636-456-4343
    Fax: 636-456-7942
    404 East Main St.
    Warrenton MO 63383
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    Scott joined Tri-County Agency in 1993 as its fifth agent. His years providing personalized service helped prepare him to manage the organization, which he has done since 2006. Scott has assembled an outstanding combination of dedicated staff and quality companies to serve you. 

  • Julie Myers

    Account Executive
    Office: 636-456-4343
    Fax: 636-456-7942
    404 East Main St.
    Warrenton MO 63383
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    The most recent addition to Tri-County Agency's dedicated staff, Julie has spent five years in the insurance industry. Her thorough approach to evaluating risk allows her to serve a wide variety of clients. Julie specializes in retail, wholesale, restaurant, construction, and church insurance. She also is a qualified advisor for individual and group health benefits. 

  • Melody Schowe

    Secretary-Treasurer
    Office: 636-456-4343
    Fax: 636-456-7942
    404 East Main St.
    Warrenton MO 63383
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    Melody joined Tri-County Agency in 2010 and is exceptional in her support role processing and servicing commercial policies. Requests for Certificates of Insurance, billing inquiries, change requests, and other commercial service requests are routed to Melody for completion. 

  • Lori Moore

    Reception & Customer Service
    Office: 636-456-4343
    Fax: 636-456-7942
    404 East Main St.
    Warrenton MO 63383
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    Lori greets each customer entering Tri-County Agency's office in Warrenton with a welcoming smile. Her warm and friendly touch puts clients at eas from the moment they arrive. She is ready to cheerfully assist you when you visit us. 

Wentzville

  • Don McCollom

    Account Executive
    Office: 636-456-4343
    1067 W. Pearce Blvd.
    Wentzville MO 63385
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    Don joined Tri-County Agency in 1998, spending his first two years in the Warrentown office, before opening the Wentzville location. During his twelve years serving his clients, Don has set the standard for customer satisfaction. He specializes in small business, restaurants, apartments, and personal insurance. 

  • Jim Knox

    Vice-President
    Office: 636-456-4343
    1067 W. Pearce Blvd.
    Wentzville MO 63385
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    Jim joined Tri-County Agency in 2010, after spending 20 years operating his construction business. His experience as a business owner give Jim valuable insight into the needs of commercial insurance clients. In addition to his focus on construction and contracting clients, Jim also specializes in commercial property insurance.