Leonard & Sons Building Service, Inc. Chimney Sweep Research Profile

The record, not a recommendation

What this profile can and cannot establish

Feed update date

September 22, 2026 — not an Advisor verification date.

Source labels supplied by the feed

bbb, csia, ncsg, yp

Independent Advisor verification

Not performed. A populated field is not confirmation that the information is current.

Open questions in this record

• License information: not established by the available fields.
• Current insurance confirmation: not established by the available fields.

For your actual job, ask who will attend, what appliance experience applies and what written deliverables are included.

Recorded overview

How to Evaluate Leonard & Sons Building Service, Inc.

Leonard & Sons Building Service, Inc. is a chimney service company listed in Algonquin, Illinois. Use the evidence below to decide which facts need direct verification.

This profile summarizes directory records and is not an endorsement, ranking or guarantee of current performance.

Recorded capabilities

Chimney 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

Evidence to verify

Credentials and Reputation Details

Certifications

CSIA CCS, CSIA CDET, CSIA CCSP, NCSG

Established

1966

Recorded coverage

Areas listed as served