Fin-Con Assembly Group
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We are a contract manufacturer of custom wire harnesses and cable assemblies.
Fin-Con began in 1991; we have grown and continue to mature as a supplier known for our open and honest approach to doing business. Beginning in 1990 with a group of experienced personnel from the wire harness and cable assembly industry, Fin-Con has grown and continued to mature as a supplier known for our caring and honest approach to doing business. Part of the Fin-Con strategy is to build a pa
05/27/2026
A big thank you to Missouri Association of Manufacturers for the warm welcome!
At Fin‑Con Assembly Group, we’re proud to be part of such a strong manufacturing community and truly appreciate all MAM does to support manufacturers across the state of Missouri.
We’re excited to connect, collaborate, and grow together as this partnership gets underway.
Looking forward to what’s ahead! 🤩
Welcome to MAM, Fin-Con Assembly Group, Inc.! Located just outside St. Louis, Fin-Con has steadily grown into a trusted supplier of wire harnesses and cable assembly since their beginning in… | Missouri Association of Manufacturers Welcome to MAM, Fin-Con Assembly Group, Inc.! Located just outside St. Louis, Fin-Con has steadily grown into a trusted supplier of wire harnesses and cable assembly since their beginning in 1991. Their team's capabilities allow them to serve a broad industry base, including Communication, Electroni...
05/26/2026
I hope everyone had a fun and safe Memorial Day weekend.
Memorial Day is a time to remember and honor those who gave their lives for our freedom. Their sacrifice will never be forgotten.
Thank you to the ones that serve our country🇺🇸
Land Of The Free Because Of The Brave
What is one thing we never take for granted at Fin-Con?
Our people.
Every day, we are thankful for our team, our customers, and each new person we connect with.
Whether we first connected years ago or just met for the first time today, we hope YOU know we appreciate you! 😊
Thank you to everyone who stopped by our booth at the D2P Schaumburg show and entered our drawing for a chance to win a $50 eGift Card!
Congratulations to the winner, Dan Kruse!!
Have you ever wondered what it’s like to work at Fin-Con?
There’s a reason our team loves it here!
At Fin-Con, you’ll find a collaborative culture, passionate people, and work that truly makes an impact.
Watch our video to see what current employees love most about working at Fin-Con, from the supportive team environment to the opportunities for growth.
05/06/2026
Come see us at booth #212!
05/04/2026
Built right, from the beginning.
Our Prototype & First Article process validates quality, performance, and precision—so production starts with confidence.
05/03/2026
What makes Fin‑Con unique?
It’s our people, our process, and our passion for helping customers succeed.
We simplify complex builds, invest in advanced equipment, and go above and beyond to support every project — big or small. Quality, reliability, and strong relationships are at the heart of everything we do.
Fin-Con Assembly Group, Inc. Confidence in Every Connection
04/29/2026
We are expanding our production team!
Fin-Con is a growing company, located in O'Fallon, MO that will be celebrating 35 years in business this Fall.
Our production team works full time, Monday - Thursday, 6 am - 4 pm, with the opportunity to work overtime on Friday mornings.
We offer medical and dental.
We provide vision, life, and short-term disability insurance.
No wait time for vacation and PTO accrual.
For more information, please call Teresa Brockfeld at 636-281-0203, ext. 114!
401K program participation offered after a year.
Connect with us today! 636-281-0203 or email [email protected].
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Address
76 N Central Drive
O'Fallon, MO
63366
Opening Hours
| Monday | 7am - 4:30pm |
| Tuesday | 7am - 4:30pm |
| Wednesday | 7am - 4:30pm |
| Thursday | 7am - 4:30pm |
| Friday | 7am - 4:30pm |