Meet Our Staff


  • Kathy
    Registered Dental Hygienist

    Kathy has been in the dental field for more than 40 years- First as an orthodontic assistant, while still in high school, then continuing her education at NHTI to become a Dental Hygienist. She has been a Dental Hygienist for more than 35 years and cannot recall a time when she didn’t want to be employed in the dental field! She has worked with Dr. Sigua for more than 18 years. She attends many continuing education classes and reads numerous dental journals to stay current in the latest dental trends. She has been married for 34 years to her husband, Doug and has two adult children, Christian and Phoebe. When she isn’t teaching others about their oral health and how to maintain it, she enjoys spending time with her family, cooking, playing tennis and paper crafting. 

  • Carrie
    Certified Dental Assistant

    Carrie graduated NHTI from the Dental Assisting program in 1993. She joined Dr. Sigua in 2005. In her free time, she enjoys spending time with family and friends, camping, 4 wheeling, running and exercising. 

  • Haley
    Certified Dental Assistant

    Haley is a graduate of the Dental Assisting program at NHTI and joined our team in 2017. Prior to joining our team Haley worked as an LNA in both a nursing home and hospital setting. Haley is BLS certified and trained to use our E4D technology. In her free time, she enjoys spending time with her family, being outside, hiking, fishing, hunting and spending time with her rescue dog Chopper. 

  • Heidi
    Registered Dental Hygienist

    Heidi started her dental career as an assistant in 1993, and joined our team in April of 2018. She is licensed to administer local anesthesia and has spent most of her career as a hygienist specializing in pediatrics. Heidi enjoys volunteering in community health and dental forensics. Her free time is spent with her daughter, who is an Air Force Veteran, traveling with her husband, and being a crazy cat lady. 

  • Deb
    Registered Dental Hygienist

    Deb joined our office the summer of 2019. Deb has been a Registered Dental Hygienist since 1995 with her career taking her through Switzerland and Romania. Her goal as a hygienist is to provide her patients with complete comfortable care, with a few laughs along the way. Outside of the office Deb spends most of her time watching her kids play sports.

  • Beth
    Practice Administrator

    Beth joined our team in April 2019 she has a lengthy background in General Dentistry, Oral Surgery, and Orthodontic practices. She is also a Licensed Esthetician. Being a NH Native she enjoys the four seasons and many outdoor activities like, hiking, kayaking, camping and motorcycles. Her free time is spent with her dog Libby, dog sitting and visiting her daughters.

Exclusive Offer

Join Our Email List Today And Stay Informed!

Our Location

Find us on the map

Office Hours

Our Regular Schedule


8:00 am-4:00 pm


8:00 am-5:00 pm


8:00 am-5:00 pm


7:00 am-4:00 pm