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BBB Business Review

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Dupage Insulators is an insulation contractor which provides air sealing and insulation installation services for residential and commercial customers. This company serves the western suburbs of Chicago, including Villa Park, Oakbrook Terrace, Oak Brook, Glen Ellyn, Glendale Heights, Addison, Bloomingdale, Wheaton, Winfield, Carol Stream, Downers Grove, Westmont, Hinsdale, Elmhurst, Northlake, Stone Park, Bensenville, Bellwood, Itasca, Medinah, La Grange Park, Brookfield, Warrenville, Roselle, and Elk Grove Village. Services available from this company include drill and fill wall insulation, blown-in attic insulation, blown-in blanket insulation, spray foam, sound deadening, soundproofing, thermal imaging, crawlspace insulation, and garage ceiling insulation.

BBB Accreditation

A BBB Accredited Business since

BBB has determined that Dupage Insulators, Inc. meets BBB accreditation standards, which include a commitment to make a good faith effort to resolve any consumer complaints. BBB Accredited Businesses pay a fee for accreditation review/monitoring and for support of BBB services to the public.

BBB accreditation does not mean that the business' products or services have been evaluated or endorsed by BBB, or that BBB has made a determination as to the business' product quality or competency in performing services.

Reason for Rating

BBB rating is based on 13 factors. Get the details about the factors considered.

Factors that raised the rating for Dupage Insulators, Inc. include:

  • Length of time business has been operating
  • No complaints filed with BBB

Customer Complaints Summary

0 complaints closed with BBB in last 3 years | 0 closed in last 12 months
Complaint Type Total Closed Complaints
Advertising/Sales Issues 0
Billing/Collection Issues 0
Delivery Issues 0
Guarantee/Warranty Issues 0
Problems with Product/Service 0
Total Closed Complaints 0

Customer Reviews Summary Read customer reviews

0 Customer Reviews on Dupage Insulators, Inc.
Customer Experience Total Customer Reviews
Positive Experience 0
Neutral Experience 0
Negative Experience 0
Total Customer Reviews 0

Additional Information

BBB file opened: May 03, 2012 Business started: 05/15/2011 Business started locally: 05/15/2011 Business incorporated 06/15/2011 in IL
Type of Entity


Business Management
Mr. Kurt Wassinger, Owner Mr. Brian Engel, Vice President
Contact Information
Principal: Mr. Kurt Wassinger, Owner
Number of Employees


Business Category

Contractor - Insulation Contractor - Spray Foam Insulation Contractor - Roofing Spray Foam Insulation Soundproofing Drywall and Insulation Contractors (NAICS: 238310)

Alternate Business Names
DuPage Insulators

BBB Customer Review Rating plus BBB Rating Overview

BBB Customer Reviews Rating represents the customers opinions of the business. The Customer Review Rating is based on the number of positive, neutral and negative customer reviews posted that are calculated to produce a score.

Customer Review Experience Value
Positive Review 5 points per review
Neutral Review 3 points per review
Negative Review 1 point per review

BBB letter grades represent the BBB's opinion of the business. The BBB grade is based on BBB file information about the business. In some cases, a business' grade may be lowered if the BBB does not have sufficient information about the business despite BBB requests for that information from the business.

BBB Letter Grade Scale

BBB Rating Value
A+ 5
A 4.66
A- 4.33
B+ 4
B 3.66
B- 3.33
C+ 3
C 2.66
C- 2.33
D+ 2
D 1.66
D- 1.33
F 1
NR -----
Star Rating scale

  Average Score
5 stars 5.00
4.5 stars 4.50-4.99
4 stars 4.00-4.49
3.5 stars 3.50-3.99
3 stars 3.00-3.49
2.5 stars 2.50-2.99
2 stars 2.00-2.49
1.5 stars 1.50-1.99
1 star 0-1.49

BBB Customer Review Rating plus BBB Rating is not a guarantee of a business' reliability or performance, and BBB recommends that consumers consider a business' BBB Rating and Customer Review Rating in addition to all other available information about the business. If the BBB Rating is NR then only Customer Reviews are used for the Star Rating.