Grupo Rotoplas
Mexican multinational water-solutions group known for water-storage, filtration, heating, piping, and related products.
Last updated August 26, 2026
Overview
Grupo Rotoplas, formally Grupo Rotoplas, S.A.B. de C.V., is a Mexican multinational company focused on products and systems for storing, conveying, treating, heating, and managing water. Its headquarters are in Miguel Hidalgo, Mexico City, and Mexico remains its principal market. The company operates across Latin America and has also established a presence in the United States. The business began on February 2, 1978, in Coyoacán, Mexico City, as a small enterprise founded by Carlos Rojas Mota Velasco. It initially employed fewer than 30 people and manufactured products that included gardening pots and tanks for milk. The company moved toward its modern industrial identity in 1989, when it began producing industrial polyethylene tanks using rotational molding, a process suited to manufacturing large, durable hollow plastic products. By 1995, Rotoplas had two product lines distributed through approximately 3,000 points of sale in Mexico and operated eight plants. Its growing domestic recognition reportedly gave it a very strong position in Mexico's water-tank market during the mid-1990s. In 1996, the company began its international expansion by selling products in Guatemala. Over time, its portfolio became increasingly concentrated on water tanks and related water-management products rather than its earlier, broader plastic-manufacturing activities. Rotoplas subsequently expanded through both geographic development and acquisitions. In 2010, the shareholder group acquired a stake in Aqua International Partners. In 2016, the company acquired all shares of Argentina-based Talsar, a water-heater business, in a transaction reported at 642 million Mexican pesos. In 2017, it entered the United States through the acquisition of Plastic Mart and Tank Depot, described as leading providers of water-storage tanks in that market. In 2018, Rotoplas acquired all shares of Argentine thermoplastics company IPS, whose activities included pipes and fittings and whose products were exported to numerous countries. The company's operating scope therefore extends beyond the traditional Rotoplas water tank. Its offering includes household and industrial storage tanks, filtration and treatment equipment, water heaters, pipes, fittings, and other water-related infrastructure. The portfolio addresses residential users, agricultural and commercial customers, industrial applications, and professional installers. The group's strategic identity is based on making water storage and handling more accessible through standardized, scalable plastic and thermoplastic systems. Rotoplas became a publicly traded company on the Mexican Stock Exchange under the symbol AGUA. Its international network includes Mexico, much of Central and South America, and the United States. The available reference material does not establish a current chief executive, detailed ownership structure, current revenue figures, or a corporate website URL; those fields are therefore left unspecified.
History
Grupo Rotoplas originated on February 2, 1978, in Coyoacán, Mexico City, where Carlos Rojas Mota Velasco established a small manufacturing business with fewer than 30 employees. The company did not begin solely as a water-equipment producer. Its early output included gardening pots and tanks for milk, reflecting a broader plastics and molded-products orientation. A decisive technical and commercial transition occurred in 1989, when Rotoplas began manufacturing industrial polyethylene tanks through rotational molding. This process enabled the production of large, seamless plastic containers suitable for water storage and other demanding uses. The move helped establish the product category that would become central to the company's identity. By 1995, Rotoplas had developed two product lines distributed through about 3,000 Mexican points of sale and supported by eight plants. Its domestic expansion produced a very strong position in the Mexican water-tank market, with the supplied reference describing market share of as much as 90% during the middle of the 1990s. In 1996, the company took its first stated step outside Mexico by beginning sales in Guatemala. By 2005, the group's principal and only business focus was described as the manufacture of water tanks and related products. This concentration gave Rotoplas a clear category identity while also creating a platform for expansion into adjacent water applications, including filtration, treatment, heating, pipes, fittings, and other equipment. The group later used acquisitions to broaden its capabilities and geographic reach. In 2010, its shareholder group acquired a stake in Aqua International Partners. In 2016, Rotoplas purchased all shares of Talsar, an Argentine company focused on water heaters; the transaction was reported at 642 million Mexican pesos. In 2017, the group entered the United States by acquiring Plastic Mart and Tank Depot, two businesses identified in the reference material as leading American water-storage-tank providers. The following year, Rotoplas acquired all shares of IPS in Argentina. IPS operated in thermoplastics, including pipes and fittings, served professional installers, and exported to numerous countries. The company also became publicly traded on the Mexican Stock Exchange under the symbol AGUA. The supplied reference identifies December 10 as the listing date but does not clearly preserve the year, so the date is not assigned to a dated milestone here. Today, Grupo Rotoplas is characterized as a multinational water-solutions group based in Mexico City. Its stated geographic footprint covers Mexico, Argentina, Brazil, Chile, Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, Panama, Peru, Uruguay, and the United States. The business has evolved from a small Mexican plastics manufacturer into a regional platform offering storage, treatment, heating, piping, and related water-management products. The available material does not provide verified current executive names, detailed financial information, or a confirmed corporate website URL.
- 2018IPS acquired
The group acquired all shares of Argentine thermoplastics company IPS, expanding its pipes, fittings, and installer-oriented product capabilities.
- 2017United States expansion through acquisitions
Rotoplas entered the United States by acquiring Plastic Mart and Tank Depot.
- 2016Talsar acquired
Rotoplas acquired all shares of Argentine water-heater company Talsar.
- 2010Stake acquired in Aqua International Partners
The group's shareholders acquired a stake in Aqua International Partners.
- 1996First international market entered
Rotoplas began selling products in Guatemala, marking its first reported international expansion.
- 1995Mexican distribution network expands
The company had two product lines available through approximately 3,000 points of sale in Mexico and operated eight plants.
- 1989Industrial polyethylene tanks introduced
Rotoplas began producing industrial polyethylene tanks using rotational molding, establishing the technical basis for its water-storage business.
- 1978Company founded in Mexico City
Carlos Rojas Mota Velasco founded Rotoplas on February 2, 1978, in Coyoacán, Mexico City, as a small business with fewer than 30 employees.
Products and positioning
A Latin American water-solutions and thermoplastics group serving residential, commercial, agricultural, professional, and industrial users through storage, treatment, heating, piping, and water-management products.
Water-storage tanksWater storage
Water-storage tanks are the core product category associated with Rotoplas. The company manufactures plastic tanks for household, commercial, agricultural, and industrial uses, applying polyethylene and rotational-molding expertise to produce large containers for storing water and related liquids. The category formed the basis of Rotoplas's Mexican market presence and subsequent expansion across Latin America and the United States.
Industrial polyethylene tanksIndustrial storage1989
Rotoplas began producing industrial polyethylene tanks in 1989 using rotational molding. These products extend the company's storage capabilities beyond household applications and are intended for industrial or other demanding environments requiring robust, molded plastic containers. The supplied material does not specify individual capacities, models, or technical ratings.
Water filtration and treatment systemsWater treatment
Water filtration and treatment systems represent the group's move from simple storage into broader water-management solutions. These offerings are associated with improving the handling or treatment of water for residential, commercial, and institutional users. The available reference confirms the category but does not provide a detailed model list or technical specifications.
Water heatersWater heating2016
Water heaters became part of Rotoplas's portfolio through the 2016 acquisition of Argentina-based Talsar. This category adds water heating to the group's storage, treatment, and conveyance activities. The supplied material does not identify specific heater technologies, brands, or current model names.
Pipes and fittingsThermoplastic infrastructure2018
Pipes and fittings entered the group's expanded portfolio through the acquisition of IPS in 2018. These thermoplastic products support water conveyance and installation work and are intended in part for professional installers. IPS was also described as exporting to a wide range of countries, giving the category an international distribution role within the group.
Flagship businesses
- Rotoplas water-storage tanks
- Industrial polyethylene storage tanks
- Water filtration and treatment solutions
Brand decisions
- 2018Acquisition of IPSM&A
Rotoplas expanded into thermoplastic infrastructure products and professional-installer solutions.
What changed. The group acquired all shares of IPS, an Argentine thermoplastics company.
Aftermath. The acquisition added pipes and fittings and connected Rotoplas to IPS's export activity across numerous international markets.
- 2017Entry into the United States through Plastic Mart and Tank DepotM&A
Rotoplas extended its geographic footprint beyond Latin America into the United States, where Plastic Mart and Tank Depot were identified as leading water-storage providers.
What changed. The company acquired Plastic Mart and Tank Depot.
Aftermath. The acquisitions gave Rotoplas an operating presence in the United States and strengthened its access to the American water-storage market.
- 2016Acquisition of TalsarM&A
Rotoplas sought to broaden its water-solutions portfolio beyond tanks and into water heating through an Argentine operating company.
What changed. The group acquired all shares of Talsar, an Argentine water-heater company.
Aftermath. The transaction added water heaters to Rotoplas's reported product scope. The reference material gives a transaction value of 642 million Mexican pesos but does not provide a financial period or additional post-acquisition results.
Transaction value. 642 million Mexican pesos (2016 acquisition)
Recent events
- 2018Rotoplas acquires Argentine thermoplastics company IPS
Rotoplas acquired all shares of IPS, an Argentine thermoplastics company associated with pipes, fittings, professional-installer solutions, and exports to international markets.
M&A - 2017Rotoplas expands into the United States through Plastic Mart and Tank Depot
The company entered the United States by acquiring Plastic Mart and Tank Depot, described in the reference material as major providers of water-storage tanks in that market.
M&A - Grupo Rotoplas lists on the Mexican Stock Exchange under AGUA
Grupo Rotoplas became a publicly traded company on the Mexican Stock Exchange under the ticker AGUA. The supplied reference gives December 10 as the listing date but does not provide an unambiguous year.
Other
Sources
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