Local business page · IL
Leonard & Sons Building Service, Inc. Chimney Company Profile
Algonquin, Illinois
About Leonard & Sons Building Service, Inc.
Leonard & Sons Building Service, Inc. is a chimney service company listed in Algonquin, Illinois. Use the recorded details below as a starting point and confirm the current scope directly.
Location and service areas can change. Confirm that the company serves your address before scheduling.
Services Listed for Leonard & Sons Building Service, Inc.
- Chimney Sweep
- Chimney Inspection
- Chimney Repair
- Masonry Repair
- Cap Install
- Leak Repair
- Damper Repair
- Chimney Rebuild
- Fireplace Repair
- Fireplace Install
- Gas Fireplace
- Dryer Vent
- Air Duct Cleaning
- Emergency Service
Credentials and Business Information
- Reported certifications—not independently confirmed
- CSIA CCS, CSIA CDET, CSIA CCSP, NCSG
- Established
- 1966
Directory transparency
What this record can—and cannot—tell you
- Record status
- Not marked verified; confirm every material detail
- Source count
- 4 recorded sources
- Source labels supplied with the record
- bbb, csia, ncsg, yp
- Claim status
- Unclaimed directory profile
- Data updated
- September 22, 2026
A data update is not an independent re-verification of the business. Source labels describe provenance, not endorsement. Coverage measures populated directory fields, not company quality. This percentage is not a workmanship rating, ranking or endorsement.
Report an error in this company record · Compare its written proposal with another company
Before you contact this company
Prepare a comparable chimney service request
Tell Leonard & Sons Building Service, Inc. what appliance and fuel you use, when the system was last inspected, what changed and whether you have noticed smoke, odor, water, debris or visible damage. Ask the company to identify the proposed inspection, sweeping or repair scope and any roof-access assumptions.
- Confirm service at your exact address
- Request current proof of insurance
- Verify relevant certifications or licensing
- Ask what report or photos are included
- Get repair materials and limits in writing
- Keep the final invoice and warranty
A directory profile is not an endorsement. For major repairs or an unclear diagnosis, compare another qualified contractor using the same job description.
Straight answers
Questions about Leonard & Sons Building Service, Inc.
What chimney services does Leonard & Sons Building Service, Inc. list?
The current directory record lists: Chimney Sweep, Chimney Inspection, Chimney Repair, Masonry Repair, Cap Install, Leak Repair, Damper Repair, Chimney Rebuild, Fireplace Repair, Fireplace Install, Gas Fireplace, Dryer Vent, Air Duct Cleaning, Emergency Service. Confirm the exact scope and current availability with the company.
Does Leonard & Sons Building Service, Inc. serve all of Algonquin?
The company is listed in Algonquin, but service boundaries and travel charges can change. Confirm your full address or ZIP code before scheduling.
How should I compare Leonard & Sons Building Service, Inc. with another chimney contractor?
Give each company the same property details and requested outcome. Compare written scopes, inspection level, cleanup, access, materials, insurance, credentials, documentation, price assumptions and warranty.