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We are proud to be affiliated and certified by some of the industry’s leading organizations.

National Chimney Sweep Guild logo

National Chimney Sweep Guild (NCSG)

The National Chimney Sweep Guild is a nonprofit trade association existing to promote the success of its members by providing progressive services, encouraging professionalism and ethical accountability, and advancing the chimney and venting industry through public awareness of the trade.

Fireplace Investigation, Research & Education Service logo

Fireplace Investigation, Research & Education Service (FIRE)

Chimney Doctor has NUMBER technicians who have achieved the prestigious F.I.R.E certification as fireplace investigators. They have successfully completed the courses and passed the certification exam given by the Fireplace Investigation, Research & Education Service.

Chimney Safety Institute of America, CSIA Certified logo

Chimney Safety Institute of America (CSIA), CSIA Certified

The Chimney Safety Institute of America is a nonprofit organization governed by a volunteer board of directors dedicated to the education, training, and certification of chimney and industry related professionals. Chimney Doctor has been certified by the CSIA. This certification is earned by demonstrating an extensive working knowledge of chimney sweeping practices. All of our technicians must pass a 100-question test, administered by a CSIA-approved proctor or given after attending a CSIA Certification Review.

NFI Gas Specialist page on the NFI website

NFI Certified Gas Specialist

The NFI Gas Specialist certification is proof of our considerable knowledge and expertise in designing, installing, and servicing gas hearth systems. Proper installation and service of gas hearth appliances prevents fires and other hazards that could result in loss of life and property. We are proud to hold this certification.

CA State Licensed Contractor website

CA State Licensed Contractor #558761

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