• About Affton Fabricating

A Tradition In Steel Since 1956

Affton Fabricating & Welding Co., Inc. (AFWC) was founded in 1956 by Don Pfeil, Sr. as a small family-operated welding company in south St. Louis. AFWC moved to its current location, in Sauget, Illinois, in 1998. While we have endured many changes over the years, AFWC has grown to be the premier structural steel fabricator in the Midwest. Our reputation is built on customer service and reliability. To put it simply, our reputation is built of steel. Today, AFWC is a privately held corporation whose management team includes both 2nd and 3rd generation family members as well as others working to keep this vision alive. AFWC is a full service fabricator that has the knowledge and passion necessary to be a valued construction partner. AFWC is capable of detailing, fabricating, and erecting, a complete range of structural steel projects. With a location that overlooks the St. Louis Arch, AFWC has a facility of approximately 40,000 sq/ft ready to meet your fabrication needs. Affton Fabricating & Welding Co., Inc. is a growing corporation experienced in structural steel fabrication and dedicated to customer satisfaction.



Over the years, Affton Fabricating & Welding Co., Inc. has been nominated for, and won, many awards. Often times it is best to here from others regarding our commitment to quality and honesty. This commitment is recognized almost year after year by the St. Louis area general contractors. We take great pride in being nominated by the St. Louis area general contractors for the Specialty Subcontractor of the Year award, as this is an award that isn't specific to steel fabrication and goes across trades. If you would like to learn more about what makes us unique and nominated for these awards year after year, please contact us.

Specialty Subcontractor of the Year Nominee

2023, 2022, 2018, 2017, 2016, 2013, 2011, 2009, 2008, 2007, 2006, 2001

American Subcontractors Association; Midwest Council

Specialty Subcontractor of the Year Winner

2010, 2002

American Subcontractors Association; Midwest Council

Award Winner

2002, 2017

American Subcontractors Association; Midwest Council

Fastest Growing Private Companies (#44)


St. Louis Business Journal

Industry involvement is something that we at Affton Fabricating & Welding Co., Inc. strongly believe in. Over the years we have forged and strengthened relationships with many trade organizations while building relationships in the subcontractor community. In addition, AFWC leadership has served on the board of directors for many of these organizations and in multiple cases have served as chapter Presidents. Over the years, this industry involvement has led AFWC to achieve certain industry certifications. AFWC’s current certifications and memberships are listed below.



Kadean Construction

"Having worked with Affton Fabricating for over 19 years, I consider AFWC a true partner and friend in this industry. When they say they can complete the job for a certain cost within a timeframe, we have the utmost confidence that they will. They are dependable, trustworthy and a valuable member of our team."

Matt Breeze | VP Operations, Kadean Construction

1635 Sauget Business Blvd.
Sauget, IL 62206
Phone: (618) 337-5450  |  (314) 781-4100
(618) 337-5470