We service Automotive (lockout, first keys, duplicate keys, electronic transponder keys), Master Key Systems (large and small), Interchangable Core Lock Systems (Best SFIC, Sargent LFIC and others), Safes and Vaults (Safe Opening and Combination Changes), Antique Lock Repair.

Highlights, Specialties & Features

  • Shop moto: "We do jobs no other shop can." Fast Courteous Service

Professional Associations & Certifications

  • Illinois License No. 191.000247
  • ALOA Associated Locksmiths of America # 24190
  • Certified, Bonded and Licensed Locksmith

Serviced Areas

  • 100 mile radius of the Rockford area

Payment Options

  • Cash Only, Debit Cards, MasterCard, Personal Checks, Travelers Checks, VISA, Personal Checks by approval only

Contact Details

  Person Robert Sieveking
  City Rockford, IL
  Zip Code 61109
  Address 3437 South Bend Rd.
  Phone Number (815) 874-4030
  Mobile (815) 985-5663
  Fax (815)874-5713

Business Representative

Robert Sieveking


Retired United States Navy (22 yrs)
AA Degree in Business Management
Locksmith since 1974
Author, Writer, Lecturer, Inventor, Manufacturer

From Our Website

Sieveking Products Company is the premier publisher of Locksmith books and manufacturer of Locksmith tools. If you find a Locksmith Tool here, it will be of the finest materials and workmanship. If you find a Locksmith Book here, it will contain only the finest and most complete instruction on the subject. I am particularly proud of my "Locksmith Guide™" series books on various locksmith subjects. They were written to guide the student of this work to a higher understanding of the "Craft, " and equip him with the knowledge tools necessary to perform his work in a professional and profitable manner.