Harrington Signal Company was founded in 1928 by Fred Harrington, with the introduction of a fire alarm reporting system known as a Coded Municipal Master Box System., which is still used today in many major cities and on numerous military bases.   Harrington Signal Inc was purchased by well known Midwest industrialist Roy Carver Jr., in 1993 and since that time has made significant investments in the company, including becoming an ISO 9000:2008 Certified Manufacturing organization.

The Harrington EMS division was created in the 1980’s to support the evolution of the Fire Alarm Industry move to micro-processor based technology.  Harrington EMS today is a full-service Solutions Provider, ready to serve the Electronics OEM's as an extension of your company.  The partnership approach we have with our customers provides a dedicated Program Manager, for each customer, who is your single point of contact.  Our Program Managers are supported by a team of professionals, with technical expertise in procurement, manufacturing, test, and quality.   Product Reviews are conducted on each design to provide you with feedback on cost effective design (Design For Manufacturability), test (Design For Test), and component engineering.

Harrington EMS has the capability to take your circuit board design through prototyping, production, test, box build, and shipping to your customer, plus the added benefit to you of providing repair depot services.

Harrington EMS customers are major OEM's in Telecommunications, Industrial Controls, Computers, Medical, and the Life-Safety fields, whose products serve the following markets:

  • Fire Alarm & Mass Notification Systems
  • Agriculture and Construction Equipment
  • Military Surveillance
  • Fiber Optic Switching
  • Laboratory Test Equipment
  • Oxygen Generation
  • Elevators
  • Industrial Measurement Instruments
  • Construction Tools
  • Industrial Flow Meters
  • Factory Control Measurement Equipment
  • Automated Manufacturing Equipment


Management Team

Dick Eisenlauer - President

President of Harrington Signal Inc. since October of 2007, after serving two years as Director of Sales and Marketing for both the Harrington Fire & CPG Signal, divisions of Harrington Signal Inc.  Dick is also a member of the Board of Directors of Harrington Signal Inc.

Prior to joining Harrington Signal, Dick had a 30 year career in the computer industry, in various sales and management positions with both IBM and Hewlett-Packard.

Dick, has a Bachelor of Business Administration (BBA) degree from the University of Iowa and a Masters of Business Administration (MBA) degree from St. Ambrose University.    

Rick Hardeman - General Manager Manufacturing Operations

Manufacturing Manager of Harrington Signal since February of 2007.  Prior to joining Harrington Signal,  Rick spent 30 years in the electronic manufacturing industry with Motorola and Celestica, where he held various positions in operations management, customer program management,  lean management, supply chain management and quality assurance.

While with Celestica, Rick earned his Six Sigma Green Belt and LEAN Instructor certification. 

Rick has an Associate in Applied Science (AAS) degree in Electronics from Indian Hills Community College and a Bachelor of Business Administration (BBA) degree from Iowa Wesleyan College.    

Brad Ulfig  - Accounting Manager

Accounting Manger of Harrington Signal since August of 2009.  Brad has 25 years of experience working in Accounting Management with 15 years in manufacturing. His experience also includes Information Technology, Sales, Purchasing, and Customer Service.

Brad has a Bachelors degree in Accounting and Economics and Associate degrees in History and Government along with being a Licensed C.P.A  in the State of Illinois.

Jim Theesfeld - Quality/Safety Manager

Jim joined Harrington Signal in 1999 as the ISO 9001 Management Rep and Safety Manager.  In 2006 he was promoted to the Quality Manager. Other responsibilities include the receiving, shipping, and stockroom departments.

Prior to joining Harrington Signal, Jim had a combined 20 years of experience working in quality/safety, production, and internal auditing roles.

Jim has a Bachelor of Science degree from Illinois State University in Business Administration.

Megan Randoll - Human Resource Manager

Human Resource Manager of Harrington Signal since February 2012. Megan came to Harrington Signal with 13 years of experience in the employment industry. Megan is a Certified Staffing Professional who has spent the majority of her career in personnel recruitment, management and safety.

Brandon Foley - Purchasing Manager

Brandon has worked for Harrington Signal for 10 years and has held several positions throughout his career from Receiving to Production Supervisor.  He has been in Purchasing for the past 6 years and was recently promoted to Purchasing Manager. 

Brandon has a Bachelor of Business in Management from Western Illinois University.