Qualified & Certified Sweep and Dryer Exhaust Technicians

Rich Martinez, Caleb Martinez and Denny Piske, all of Leonard and Sons Building Services, hold the highest level of certifications and qualifications within a 50 mile radius of area code 60014 for being CSIA Certified Chimney Sweeps® and CSIA Dryer Exhaust Technicians®.

CSIA administers the only nationally-recognized certification program for the chimney and venting service industry as a standard measurement of technical expertise. CSIA Certified Chimney Sweep® and CSIA Dryer Exhaust Duct Technician® credentials have been established as the hallmark of excellence among chimney and venting service professionals. Professionals who have earned and maintain the CSIA Certified Chimney Sweep and CSIA Dryer Exhaust Duct Technician (C-DET) credentials have demonstrated their commitment to fire and chimney safety. CSIA makes no representation or warranties concerning how a CSIA Certified Chimney Sweep® or CSIA Dryer Exhaust Duct Technician® will perform, nor does CSIA guarantee the results of any inspection. In no event shall CSIA be liable for any damages whatsoever resulting from a CSIA Certified Chimney Sweep® or CSIA Dryer Exhaust Duct Technician®'s performance.

CSIA Certified Chimney Sweep® and CSIA Dryer Exhaust Duct Technician®