* We are family owned and have operated locally under the same name and main phone number for over 40 years. * Maintain strict high moral and ethical values. * Specialize in residential comfort systems. * We are One of the Top Bryant Factory Authorized Dealers in the St. Louis area. * Perform background checks and drug testing on all employees. * Employ highly skilled NATE certified technicians. * Maintain a detailed quality control audit of all system installs. * Employ over 17 dedicated employees here for your direct support. * We are bonded, licensed and insured to increase your peace of mind. * Have a dedicated customer service department available for support or dispatch, 24 hours a day, 7 days a week, 365 days of the year. * We are financially sound and able to offer financing options with approved credit. * Maintain digital consumer information and previous history we are striving to become paperless by 2017. * Maintain a fleet of clearly marked vehicles that are well stocked and are serviced regularly to avoid delays and eliminate the possibility of oil spills in your driveway. * Supply installation technicians with the tools, merchandise and mobile sheet metal shop to complete your installation with as little down time as possible. * Employ the use of a standardized pricing guide to ensure everyone pays the same amount for the same job. * Consistently exceed the minimum standards as directed by national, state, and local codes. * Ensure that your home is treated with respect with the use of shoe booties, single use non-permeable floor protector and through cleaning of job area when we are completed. * We invest in our people; technicians are required to attend over 100 hours of training annually. Office and sales staff also receive ongoing training to hone their skills. * Chesterfield Service maintains a 100% satisfaction guarantee.