Doeren Sales & Associates was started in 2006 after having 10+ years of experience in the lighting industry. Our office is in St. Paul, MN and we cover territory throughout the Midwest. We maintain an accomplished sales team capable of growing and altering to fit the ever changing market.

Carsten Doeren, Owner and President of Doeren Sales & Associates, became a Factory Representative for Holtkotter in 2004. During that time he covered territory in Minnesota, North Dakota, South Dakota, and Western Wisconsin. In 2006, he expanded to Nebraska and Iowa and in 2007, he expanded yet again to Kansas, and Western Missouri.

Some of our services include:
  • Regular visits to your showroom.
  • Sales training on a regular basis.
  • New product awareness.
  • Marketing collateral.
  • Well maintained displays.
  • Inventory.
  • Open communication.



Please feel free to contact us at 651-493-1201 with any questions you may have about our services or product availability. We look forward to hearing from you.


Carsten Doeren
Doeren Sales & Associates



Our Team

Carsten Doeren


Carsten Doeren is a master machinist from Germany. He started his career in lighting at Holtkoetter Germany. In 1999, he was transferred over to the U.S. facility where he was in charge of assembly and design of lights. In 2004, Carsten started his sales career as a Holtkoetter factory representative. In 2006, after having 10+ years of experience in the lighting industry, Carsten started Doeren Sales & Associates.

Alex Bah

Merchandising Specialist

Alex is our showroom display/merchandising specialist as well as our warehouse manager.

Ann Hathaway

Outside Sales Rep

Ann comes to us with 10+ years lighting showroom and sales experience and she will be covering Western Wisconsin, Iowa and Minneapolis/St. Paul. You can reach Ann at 612-719-7915.

Kari Mannin

Office Manager & Inside Sales

Kari Mannin is our inside sales support/office manager. She comes to us with over 15 years of purchasing experience and helps us on the administrative & customer support side.

Tom Roe

Outside Sales Rep

Tom covers North and South Dakota and brings over 10 years of Electrical Distributor account management to our team. You can reach Tom at 701-471-9206.

Les Thompson

Layout and Quote Specialist

Les comes to us with 20 years of electrical distributor experience. Les can help you out with your large scale projects. He can be reached at 605-323-5327.