• Slide One
    Welcome to the Marengo Union Chamber of Commerce
  • Slide Two
  • Welcome to the Marengo-Union Chamber of Commerce

Upcoming Events

 Queen of Hearts at Miss Kitty’s

October 11, 2022 -Drawing – $4,344.00

PLUS Ticket Sales 


Tickets available at: 

The Chamber Office, Cafe 20, Joe’s Place,

StoneBaker’s Pizza & Miss Kitty’s


Watch the drawing LIVE via our FaceBook page !




Need to contact us?

email: chamber@marengo-union.com

Phone: 815-568-6680 – After hours #  779-901-8101

FAX # 815-568-7257

Office Hours

Monday through Thursday 8:30am-2:30pm  ~ Friday – By Appointment

Like and follow us on Facebook and Instagram !!











Click here to download:  Booth Registration 2022

Click here to download: Food Vendor Agreement 2022


Click here for the:  2022 Parade Entry Form



Click here for:  2022 Prince and Princess Pageant





Click here to view as pdf:  October 2022

click here to view as pdf: September 2022

Click here to view as pdf:  August 2022

Click here to view as pdf: July 2022



Hanson Barn – Christmas Show – Sponsorship Opportunity 




Click here to download :Hanson Barn Sponsorship Opportunities 2022






















Ribbon Cutting ~ Jane’s on State ~ Saturday, November 20, 2021






Ribbon Cutting ~ Wholesome Petz ~ November 7, 2020




Ribbon Cutting ~ D5 Ranges Marengo ~ October 17, 2020




Ribbon Cutting – Flatlander Market – March 6, 2020




Ribbon Cutting – Armanetti Wine & Spirits – December 7, 2019



Ribbon Cutting & Open House – HyperStitch – October 1, 2019





Grand Opening & Ribbon Cutting – W.A.R. Performance 

August 24, 2019  



Grand Opening & Ribbon Cutting – Century 21 – New Heritage 

July 11, 2019


2020 State of the Community Breakfast 


The guest speakers for the 2020 State of the Community Breakfast, which was held, Wednesday, January 29, 2020 at Trio Grille.

Left to right: Tim Sebastian- Board of Directors Chairman, Marengo-Union Chamber of Commerce, Colleen Helfers – Executive Director, Marengo-Union Chamber of Commerce; Jim McConoughey – President, McHenry County Economic Development Corp.; Jack Franks-McHenry County Board Chairman; Josh Blakemore-City of Marengo Administrator And John Koziol – City of Marengo Mayor.  




Direct Sellers – Independent Sales Consultants

Chamber Membership is available for you !  Enjoy the benefits of the Chamber with a Direct Sellers Membership created just for you !

Click here for more information:   Direct Sellers Membership



Welcome New Members

Our Newest Members

Hanson Barn

Artibility, Inc.

Mind at Ease Sitting Services

Home Fire Safety Solutions

Casa Madera

Senator Craig Wilcox

Senator Dave Syverson

Jane’s on State

Kuntry Punk Acres

Country Financial – Shawn McAuliffe

Florence Nursing & Rehab

CORA Physical Therapy 


TLS Veteran Center

Wholesome Petz

Sam’s Tavern

Digi-Comp Productions

Athletico Physical Therapy

Cafe 20

Tri-County Preferred Garage Door, Inc. 

Flatlander Market

Armanetti Wine & Spirits

Community Foundation for McHenry County 




Member IACCE




News & Updates

The 2019 Chamber community Guide is now available at the Chamber office.

Remember to support those businesses that advertised.

It was mailed to all households, businesses, and P.O. Boxes in the 60152 and 60180 zip codes.

click this link to access the community guide