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BBB Business Review

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BBB Accredited Business since

Bullis Lock Co.

Phone: (773) 545-8033 Fax: (773) 545-5583 4350 W Addison St, Chicago, IL 60641 View Additional Web Addresses

BBB Business Reviews may not be reproduced for sales or promotional purposes.


Bullis Lock Co., Inc., is a locksmith which provides security assistance for residential, commercial, retail, and industrial facilities.  The company was formed in 1920 and is a member of the Associated Locksmiths of America and The Greater Chicago Locksmiths Association.

This company provides security support for homes, businesses, warehouses, and other facilities, including services such as access control systems and closed circuit television systems. Key services they provide include key duplication, re-keying, and fabrication of keys with chips and transponders embedded within them. They can custom fabricate and install a security system for a home or business after an inspection of the premises which takes into account blind spots and vulnerable points within the system, taking special care with access points that are commonly breached, like back doors and basement windows.

Bullis Lock Co. carries a full line of quality locks, door hardware, safes, and access control products, and they employ security specialists who work with customers to determine the appropriate hardware for their needs and premises, including a combination of safes, CCTV, access control, locks, and custom fabricated keys to ensure the highest level of security at the most reasonable price.

Visit the website for Bullis Lock Co. to learn more about the company's history, read about their electronic services and products, and view their inventory of safes, keys, locks, and other security hardware and software for all security and access control needs.

BBB Accreditation

A BBB Accredited Business since

BBB has determined that Bullis Lock Co. 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.

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 Bullis Lock Co.
Customer Experience Total Customer Reviews
Positive Experience 0
Neutral Experience 0
Negative Experience 0
Total Customer Reviews 0

Additional Information

BBB file opened: April 01, 1985 Business started: 01/01/1920 in IL Business started locally: 01/01/1920 Business incorporated 07/24/1972 in IL
Licensing, Bonding or Registration

This business is in an industry that may require professional licensing, bonding or registration. BBB encourages you to check with the appropriate agency to be certain any requirements are currently being met.

These agencies may include:

Illinois Department of Financial and Professional Regulation
100 W. Randolph, 9th Fl, Chicago IL 60601
Phone Number: (312) 814-4500

Type of Entity


Business Management
Mr. Tony Dahlin, General Manager Mr. Gregory R. Dahlin, President Ms. Nancy Dahlin, Secretary
Contact Information
Principal: Mr. Tony Dahlin, General Manager
Business Category

Locks & Locksmiths Safes & Vaults - Opening & Repairing Security Control Equipment & System Monitors Security Cameras Access Control Systems Locksmiths Equipment & Supplies Key Control Systems Safes & Vaults Door Closers & Checks Locksmiths (NAICS: 561622)

Hours of Operation
M: 8:30 AM - 5:00 PM
T: 8:30 AM - 5:00 PM
W: 8:30 AM - 5:00 PM
Th: 8:30 AM - 5:00 PM
F: 8:30 AM - 5:00 PM
S: 8:30 AM - 12:00 PM
Su: Closed
Service Area
Located in Chicago, IL, this company serves the city and its surrounding areas, including the Gold Coast, West Side, and South Loop.
Products & Services

This business offers: Locks, Safes, CCTV, Card/FOB Access Systems, Key Duplication, Key Origination, Re-keying, Master Keying, Lock Repairs, Door Closers, Auto Lock Replacement and Repairs, System Design for Cameras and Access Control and Installation for all of the above.


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.