Skip to main content
Marissa Koch

Marissa Koch

Account Executive, Personal Insurance

Marissa joined MountainOne Insurance in 2022, bringing over 13 years of experience in personal lines insurance. With a deep understanding of home, auto, renters, and umbrella insurance, Marissa’s expertise ensures she delivers tailored solutions that protect what matters most. Her commitment to providing personalized coverage and exceptional service is supported by her Massachusetts Property & Casualty license and completion of the Travelers Producer Training Program. Known for her client-first approach, Marissa is dedicated to helping individuals navigate their unique insurance needs, making her a trusted advisor at MountainOne.

    Send an Email

    Please note: This form is not a secure method. Please do not send any confidential information such as personal identification data or account numbers within your message. Thank you.

    Required fields are denoted with an asterisk (*).





    SCHEDULED MAINTENANCE: Digital Banking may be unavailable on Sunday, September 13, between 12:00am–4:00am for routine system maintenance. Please submit any transactions before or after this timeframe. Thank you!

    Early Closing Notice: All MountainOne offices will close early on Thursday, September 17 at 12:30 pm so our Mountaineers can attend our annual ‘All Mountaineer’ companywide event. Normal business hours will resume on September 18. Click here to learn more.