Machine Shed Rockford - Heart Of America Group


Guy DeSerio

Chief Operating Executive
Start Date: 4/1/1997
Personal Highlights

I love to cook . I also fish and golf . I have 3 dogs a cat . My wife is an RN. and we have been married for about 5 years now. My two step daughters still live at home and are 22 and 24 years old . my son is 28 years old and lives in Rockford with his wife. I love to travel with my wife and look forward to doing more in the future.

Tim Siewak

Front-Of-House Executive
Start Date: 11/23/2020
Personal Highlights

When I am not at work you can find me outdoors. Hiking through the woods with my dog, kayaking with friends down the river, horseback riding, bike riding, and attending Orangetheory Classes. While I love being active, I also love just hanging out with family and friends, cooking, reading, and watching movies.

Ally Karlson

Ally Karlson

Front-of-House Executive
Start Date: 7/16/2023
Personal Highlights

When I am not working, I like to be at home reading, doing puzzles, or spending time with family and friends. I love the Chicago Cubs and try to enjoy them from the bleachers in Wrigley any chance I get.

Jeffrey Markwordt

Back-Of-House Executive
Start Date: 6/21/2018
Personal Highlights

When I am not with my “work family”, I enjoy being a father to my three teenage boys sons. Whether we are exploring the outdoors, hanging out at our bonfire, swimming, or playing video games, we have good time being together.

Peter Holm

Peter Holm

Back-Of-House Executive
Start Date: 12/16/2022
Personal Highlights

I enjoy spending time with my Family and my girlfriend Hannah, and my new puppy, Malgus. You will catch me sometimes on my days off are playing video games and building Star Wars Lego sets.

Doug Anderson

Maintenance Executive
Start Date: 11/1/1986

About Heart Of America

Starting with one, 100-seat restaurant in 1978, Heart of America Group has grown to include a portfolio of award-winning owned and operated restaurants, hotels and commercial developments. Noteworthy brands developed and operated by Heart of America Group include the Machine Shed Restaurant, Johnny’s Italian Steakhouse, The Republic on Grand, Hotel Renovo, Wildwood Lodge, Thunder Bay Grille, and The J Bar. We pride ourselves in building long-lasting properties that bring value to the consumer and to the communities in which we build.


Operations Support Center - Moline
1501 River Drive
Moline, Illinois 61265
P: 309.797.9300
F: 309.797.8700

Operations Support Center - Des Moines
515 E Locust Street, Suite 100
Des Moines, IA 50309