Skip to content

Tower International

American manufacturer of stamped metal structures and welded assemblies for automotive original-equipment manufacturers.

Last updated August 26, 2026

AI crawler reads

No AI crawler has read this profile since Oct 28, 2026.

Overview

Tower International was an American automotive parts manufacturer focused on structural metal components and assemblies supplied primarily to vehicle original-equipment manufacturers. Its portfolio covered body-structure stampings, chassis and frame structures, and complex welded assemblies for small and large passenger cars, crossovers, pickups, and sport-utility vehicles. The company also maintained capabilities in non-automotive metal structures. The modern Tower International organization was formed in 1993, but its industrial heritage extended substantially further back. That heritage can be traced to S. Tower & Company, established in Greenville, Michigan, in 1877 by Samuel Tower and his sons Isaac Lewis Tower and Ray Jay Tower. The business began as a machine shop serving the region's timber industry and later operated as R.J. Tower Iron Works. It developed equipment for timber processing, including the Tower Edger and Tower Trimmer, and also participated in local power generation through a hydroelectric plant established in 1907 for the City of Greenville. R.J. Tower Iron Works entered vehicle manufacturing in the 1920s with Tower Trucks, a range of one-ton and one-and-a-half-ton vehicles intended to compete with established truck makers such as REO and GMC. By the 1930s, the company had built sheet-metal stamping capabilities. These capabilities initially served appliance manufacturers, including refrigerator and stove producers, before becoming increasingly important to automotive customers. Another important historical component of Tower's capabilities came from A.O. Smith Automotive Products Company. A.O. Smith's automotive lineage included work associated with early steel vehicle frames and the development of automated frame manufacturing equipment. Tower International acquired A.O. Smith Automotive Products Company in 1997, adding established automotive engineering and manufacturing operations to its own stamping heritage. Tower's business model emphasized manufacturing plants located close to customer assembly operations. According to the cited company description, it operated 23 production facilities in North America and Europe and supported them with six engineering and sales locations around the world. Its products were designed to become integral parts of a vehicle's upper and lower body structure rather than consumer-facing accessories. This placed the company within the automotive supply chain, where manufacturing quality, dimensional control, delivery reliability, engineering support, and the ability to handle large metal stampings and welded assemblies were central to its competitive position. Tower International completed an initial public offering in 2010, and its common stock began trading on the New York Stock Exchange on October 15 of that year. By 2017, the company was reported to have generated approximately $2.0 billion in revenue. The available reference material does not establish the company's current ownership, operating status, or post-2017 corporate trajectory, so those fields remain unconfirmed here.

History

Tower International's corporate identity dates from 1993, while much of its engineering and manufacturing heritage originated in industrial businesses established considerably earlier. The oldest documented predecessor was S. Tower & Company, formed in Greenville, Michigan, in 1877 by Samuel Tower and his sons Isaac Lewis Tower and Ray Jay Tower. Initially a machine shop, the company served the area's timber economy by repairing sawmill machinery. It subsequently became known as R.J. Tower Iron Works and developed proprietary timber-processing equipment. The Tower Edger, introduced in 1893, and the Tower Trimmer, introduced in 1894, became commercially important products. They were sold in the United States and overseas under the Gordon Hollow Blast Company name. The business also participated in civic infrastructure: in 1907, Ray Jay Tower and his nephew Samual Tower established a hydroelectric plant intended to provide power for the City of Greenville. In the 1920s, R.J. Tower introduced Tower Trucks, including one-ton and one-and-a-half-ton models. These vehicles were positioned against competitors such as REO and GMC. Although truck production was an earlier stage of the company's development, it reflected a broader progression from general industrial machinery into transportation-related manufacturing. By the 1930s, R.J. Tower Iron Works had established sheet-metal stamping operations. The initial customer base included manufacturers of refrigerators and stoves. Over time, the company's stamping expertise was applied to automotive components, creating a foundation for later production of body and chassis structures. A second major strand of the company's history came from A.O. Smith Automotive Products Company. A.O. Smith had roots in the early automotive industry and was associated with the production of steel vehicle frames, including the frame used for the 1903 Cadillac. During the 1920s, the company developed an automated frame line using adjustable riveting robots; this system became known as the Mechanical Marvel. Tower International acquired A.O. Smith Automotive Products Company in 1997, bringing additional automotive manufacturing and engineering capabilities into the Tower organization. The Tower International company formed in 1993 ultimately concentrated on supplying structural metal products to vehicle manufacturers. Its product range included upper-body structures, large surface-sensitive Class A stampings, lower-body chassis and frame structures, and complex welded assemblies that could represent substantial sections of a vehicle body. The company also retained non-automotive metal-structure manufacturing activities. Its operating configuration was organized around customer proximity. The cited reference describes 23 production facilities in North America and Europe, supported by six engineering and sales locations around the world. This footprint reflected the requirements of automotive original-equipment manufacturing, where suppliers must coordinate closely with vehicle plants and provide repeatable, high-volume production of safety- and structure-related parts. Tower International became publicly traded in 2010. Its initial public offering was followed by the start of common-stock trading on the New York Stock Exchange on October 15, 2010. The company was reported to have generated approximately $2.0 billion in revenue in 2017. The available material does not provide sufficiently verified information about later ownership changes, current operations, named executives, or a confirmed date of dissolution; consequently, the present status is recorded as unknown rather than inferred.

  • 2017

    Reported revenue reaches approximately $2.0 billion

    [1]

    The company is reported to have generated approximately $2.0 billion in revenue, with 23 production facilities and six engineering and sales locations described in the reference material.

  • 2010

    Initial public offering

    [1]

    Tower International completes an initial public offering, and its common stock begins trading on the New York Stock Exchange on October 15.

  • 1997

    A.O. Smith Automotive Products Company is acquired

    [1]

    Tower International acquires A.O. Smith Automotive Products Company, adding a business with a long history in automotive frames and automated frame manufacturing.

  • 1993

    Tower International is formed

    [1]

    The modern Tower International organization is formed.

  • 1930

    Sheet-metal stamping expands

    [1]

    By the 1930s, R.J. Tower Iron Works has established sheet-metal stamping operations, first serving appliance makers and later automotive customers.

  • 1920

    Tower Trucks are launched

    [1]

    R.J. Tower introduces one-ton and one-and-a-half-ton trucks intended to compete with established manufacturers including REO and GMC.

  • 1907

    Hydroelectric plant is established in Greenville

    [1]

    Ray Jay Tower and his nephew Samual Tower establish a hydroelectric plant to generate power for the City of Greenville.

  • 1894

    Tower Trimmer is introduced

    [1]

    The Tower Trimmer follows the Tower Edger as another proprietary product sold in domestic and foreign markets.

  • 1893

    Tower Edger is introduced

    [1]

    The company develops the Tower Edger, a timber-processing product that becomes part of its early commercial expansion.

  • 1877

    S. Tower & Company is established

    [1]

    Samuel Tower and his sons Isaac Lewis Tower and Ray Jay Tower establish a machine shop in Greenville, Michigan, creating the industrial lineage later associated with Tower International.

Products and positioning

A business-to-business automotive structural-components supplier serving original-equipment manufacturers through large-scale metal stamping, frame production, welding, assembly, engineering, and geographically proximate manufacturing.

  • Automotive structural components

    Body Structures

    Body structures are integral components of a vehicle's upper body. Tower supplied stamped and assembled metal parts used to create the body shell and related structural architecture for multiple vehicle types, including passenger cars, crossovers, pickups, and sport-utility vehicles.

  • Automotive exterior stampings

    Class A Products

    Class A products are large stamped metal panels requiring especially consistent surface quality and appearance. They are intended for visible vehicle areas where smooth finishes and tight manufacturing control are important to the final exterior presentation.

  • Automotive chassis and frame components

    Chassis Structures

    Chassis structures form elements of a vehicle's lower-body architecture. Tower's capabilities included frame and other lower-body structures manufactured for original-equipment customers across several passenger and light-truck segments.

  • Welded automotive assemblies

    Complex Assemblies

    Complex assemblies combine multiple stamped and formed parts into substantial welded portions of a vehicle body structure. These products allowed Tower to supply integrated assemblies rather than only individual metal panels.

  • Industrial metal products

    Non-Automotive Metal Structures

    In addition to automotive work, Tower manufactured metal structures for other industries. The available reference does not identify specific non-automotive product families or customers.

Brand decisions

  • 2010

    Initial public offering and NYSE listingStrategy

    Background

    Tower International pursued access to public equity markets as an automotive structural-components supplier.

    Action taken

    The company completed an initial public offering, with common-stock trading on the New York Stock Exchange beginning on October 15, 2010.

    Aftermath

    Tower International became a publicly traded company. The available material does not provide the offering size, valuation, or later listing history.

  • 1997

    Acquisition of A.O. Smith Automotive Products CompanyM&A

    Background

    Tower International sought to expand its automotive structural-manufacturing heritage with the acquisition of A.O. Smith Automotive Products Company, a business with established experience in vehicle frames and frame-production technology.

    Action taken

    Tower International acquired A.O. Smith Automotive Products Company.

    Aftermath

    The acquisition added the A.O. Smith automotive operations and their historical engineering capabilities to Tower International's manufacturing platform.

Sources1 sources

Cite this profile: Cite the canonical profile. /brand-wiki/tower-international · Editorial policy · How profiles are compiled