Jim Dhamer Plumbing is a family-owned and operated company. We have been servicing DuPage County and the towns that surround it for over 36 years. There is no job in your house that is too small or large for us to take care of. All of our plumbers are licensed by the state of Illinois. Our company has been insured by Nationwide for over 25 years. Our office staff is a mix of family members and long-time employees able to answer any questions you may have. For more about our services, see "Services Available."