Addivant was a leading global supplier of a comprehensive portfolio of additives including antioxidants, antiozonants, inhibitors, polymer modifiers and UV stabilizers used by customers to improve the production and performance properties of polymers, plastics and rubbers. Addivant was headquartered in Connecticut and maintained a global footprint with 11 plants on five continents.
SK Capital acquired the Antioxidant and UV Stabilizer Solutions business of Chemtura Corporation in May 2013. The business was renamed Addivant upon becoming an independent company.
SK Capital acquired SI Group in October 2018 and merged it with Addivant. The newly combined company is marketed under the SI Group brand.
AEB Group is a global leader in providing an integrated suite of products and related services – including a full spectrum of biotechnology solutions, processing aids and specialized equipment – for winemakers, beer brewers and other food and beverage producers. Headquartered in Brescia, Italy, AEB Group operates a network of eight production facilities and eight proprietary laboratories throughout Europe and the Americas.
SK Capital acquired a controlling interest in AEB Group in April 2015.
In October 2018, AEB Group was sold to Apax Partners.
Apotex is a Canadian-based, leading global health company with a diversified portfolio of over 600 generic pharmaceutical, over-the-counter and biosimilar product families across all major therapeutic areas. Headquartered in Toronto, Ontario, Apotex exports to more than 100 countries and territories and operates in 45 countries. Apotex employs nearly 8,000 people worldwide in manufacturing, R&D and commercial operations, with a significant presence in Canada, the United States, Mexico and India.
SK Capital acquired Apotex in April 2023.
Archroma possesses strong brands and leading technologies in dyes, pigments, emulsions and surface active chemicals used in the textile, paper, coatings, construction and adhesive industries. The business operates from twenty-five facilities around the world and employs approximately 3,000 employees. Archroma is headquartered in Switzerland and its Textile Specialties, Paper Solutions and Emulsions Products businesses are managed from Singapore, Switzerland and Brazil respectively.
SK Capital acquired the Textile Chemicals, Paper Specialties and Emulsions businesses from Clariant Corporation in September 2013. The three divisions were combined into an integrated, market-focused and collaborative company and was renamed Archroma upon becoming an independent entity.
Ascend is a world leader in proprietary technologies that are central to the production of nylon, plastics and synthetic fibers found in thousands of commercial and industrial products, including carpet, tires and apparel, as well as agricultural products, animal feed and personal care products. The business has world scale integrated manufacturing capacity which enables it to develop new products from its core technologies. Ascend has sales offices throughout the world, nine global manufacturing facilities in the United States, Europe and Asia and employs approximately 2,600 people.
Ascend was acquired by SK Capital Partners from Solutia Inc. in June 2009.
Calabrian Corporation is a leading supplier of sulfur dioxide and related derivatives used in wastewater treatment and other applications. The Company manufactures sulfur dioxide and downstream derivatives such as sodium sulfite, sodium bisulfite, sodium metabisulfite and sodium thiosulfate in its integrated manufacturing facility in Port Neches, TX. Its products are used in a broad range of industrial and municipal wastewater treatment applications to achieve compliance with federal and local water regulations, as well as other specialty applications in personal care, pulp and paper processing, food preservation, oilfield production and disinfection.
SK Capital Partners recapitalized Calabrian in partnership with members of the founding family in May 2011.
In August 2016, Calabrian Corporation was sold to INEOS Enterprises, a subsidiary of INEOS Group.
Canlak Coatings is a formulator and manufacturer of high-quality wood coatings systems for commercial and residential flooring, sports flooring, cabinet, furniture and architectural applications. The Company offers an expansive portfolio of coatings technologies, including UV-cured, waterborne, high-performance polyurethanes and traditional lacquers and varnishes. Canlak provides custom and standardized formulations for OEM and Refinish applicators, developed through a robust R&D and technical application department. Headquartered in North Brunswick, New Jersey, Canlak operates from four production facilities across the United States and Canada.
Canlak was formed through the acquisitions of Canlak Inc. and Valentus Specialty Chemicals in 2021. The newly combined company is marketed under the Canlak Coatings brand.
Deltech is a leading producer of specialty aromatic monomers, polystyrene and resins for use in coatings, composites, construction materials and other applications. The Company is the largest producer globally of the specialty aromatic monomer products vinyl toluene, para-methyl styrene, and para-tertiary butyl styrene from its site in Baton Rouge, LA. Deltech also produces crystal polystyrene from its Troy, OH location as well as alkyd and unsaturated polyester resins from its Haverhill, U.K. site.
SK Capital acquired a controlling interest in Deltech in August 2021.
Ecopol is a leading global developer and producer of biodegradable films and delivery systems, primarily serving the fast-growing unit-dose detergent market for both automatic dishwashing and laundry applications, as well as solid surface and engineered stone markets. Ecopol’s highly innovative and sustainable delivery systems enable the world’s leading consumer goods companies to significantly reduce carbon emissions and the usage of water and virgin plastic throughout their supply chains. Headquartered in Chiesina Uzzanese, Tuscany, Ecopol operates production campuses in Italy and the United States, providing the highest levels of service, technical support and innovation partnership to its worldwide customer base.
SK Capital acquired a majority interest in Ecopol in September 2023.
Extractas Bioscience is a world leader in agricultural R&D and the extraction and purification of high value plant-derived products, with a particular focus on alkaloid raw materials used in the production of active pharmaceutical ingredients.
SK Capital acquired Extractas Bioscience and Noramco from Johnson & Johnson in July 2016.
Foremark Performance Chemicals is a technology-driven leader in natural gas sweetening applications and formalin manufacturing for chemical intermediates. The Company leverages sustainable production processes to create chemistries and solutions that support the transition to clean energy, increase performance and efficiency, and enhance modern life. Foremark’s high automation plant in La Porte, Texas, is among the world’s largest and most efficient Triazine, Formalin and UFC (Urea Formaldehyde Concentrate) production facilities with operations delivering best-in-class yields and ultra low waste and emissions.
SK Capital acquired Foremark Performance Chemicals in May 2017.
GEON Performance Solutions is a global leader in plastic compounded solutions, holding the preeminent global brand in polyvinyl chloride compounds, as well as offering a broad range of formulated polypropylene and other thermoplastic polyolefin products and contract manufacturing services. The Company serves customers in a wide variety of sectors, including appliances, building & construction, electronics, healthcare, transportation and wire and cable. GEON Performance Solutions is headquartered in Westlake, Ohio, operates ten manufacturing locations across both North America and Asia and employs approximately 950 people.
SK Capital acquired GEON Performance Solutions from Avient Corporation in October 2019.
Halo Pharmaceutical is a technology-focused contract manufacturing business with differentiated applications and capabilities in solid, semi-solid and liquid dosage forms, with a particular focus on controlled substances. Halo has long-standing commercial relationships with a number of major pharmaceutical companies and maintains facilities in both the United States and Canada.
SK Capital made a controlling strategic growth investment in Halo Pharmaceutical in January 2015.
In September 2018, Halo Pharmaceutical was sold to Cambrex Corporation (NYSE: CBM).
The Heubach Group is a leading global provider of color solutions, producing a broad portfolio of organic, inorganic, and anti-corrosive pigments, and pigment preparations. The Company is headquartered in Vienna, Austria, operates 19 manufacturing facilities across 4 continents, employs approximately 3,000 people, and generates approximately €1 billion in annual sales.
SK Capital partnered with the Heubach family to jointly acquire Clariant’s Global Colorants Business in January 2022 and merge the business with the legacy Heubach Group.
IBA Molecular is a global leader in the manufacturing and distribution of radiopharmaceutical products that are used in Positron Emission Tomography (“PET”) and Single-Photon Emission Computed Tomography (“SPECT”) diagnostic and therapeutic molecular imaging procedures. The Company’s radiopharmaceutical products help to enhance patient outcomes and lower costs by facilitating personalized medical treatment and providing precise and rapid diagnosis. IBA Molecular has over 50 locations in the U.S., Europe and Asia and employs over 1,000 people.
SK Capital Partners acquired a majority interest in IBA Molecular from Ion Beam Applications S.A. in April 2012.
In 2015, SK Capital divested IBA Molecular’s US operations to a strategic acquirer with the remaining business sold to CapVest Partners in 2016.
IPACKCHEM is a leading global manufacturer of innovative and specialized plastic packaging products (containers, bottles, jerrycans) for the Crop Protection and Specialty Chemicals end markets. The Company specializes in providing 100% recyclable plastic barrier packaging which enables users to safely address the transportation and distribution of “hard-to-hold” and hazardous chemicals, while adhering to stringent regulations. IPACKCHEM is headquartered in Paris, France and operates 8 manufacturing facilities across seven countries and four continents.
SK Capital acquired IPACKCHEM in April 2021.
Isolatek International is a formulator, manufacturer, and distributor of proprietary passive fire resistance materials used for protecting commercial, industrial, petrochemical, and tunnel projects. The Company offers an extensive portfolio of technologies including cementitious and intumescent-based products in addition to other substrates. Headquartered in Stanhope, New Jersey, Isolatek operates primarily from five production facilities across the United States.
SK Capital acquired Isolatek in August 2023.
Lacerta Group is a leading specialty materials company focused on developing and manufacturing innovative thermoformed packaging solutions, primarily made with polyethylene terephthalate (PET) and polypropylene (PP). The Company offers a comprehensive product portfolio and in-house design capabilities, with a customer-centric business model primarily focused on the food end-market. Lacerta specializes in sustainable packaging, as its products can be made with up to 100% recycled content, and almost all of its products are 100% recyclable.
SK Capital acquired a majority interest in Lacerta Group in December 2020.
Luxium Solutions, headquartered in Hiram, Ohio with global facilities in the United States, France, and India, provides single scintillation crystals for radiation detection applications, as well as sapphire and garnet substrates for photonics and power electronics applications. The Company differentiates itself with deep R&D capabilities and expertise in crystal growth, packaging, and integration, as well as unique intellectual property supported by a portfolio of 174 patents. Luxium is fully vertically integrated with crystal purification, growth, cutting & finishing, packaging, and electronics integration capabilities. Luxium Solutions serves a diverse set of high reliability applications across medical imaging, security and border protection, semiconductor, aerospace and defense, oil and gas and other industrial markets.
Milestone Environmental Services, headquartered in Houston, Texas, is a leading environmental services and carbon management company and the largest independent energy waste sequestration company in the United States. Milestone operates a leading integrated network of waste infrastructure that reduces the carbon impact of its customers by permanently sequestering hydrocarbon waste over a mile below the surface, preventing greenhouse gas emissions and water and ground contamination. Since 2014, Milestone has sequestered more than 2 million tons of CO2e through its injection process. Its subsidiary, Milestone Carbon, is devoted to helping multiple types of emitters meet their decarbonization goals by developing and operating injection sites that permanently and securely sequester CO2 below the surface.
SK Capital acquired a majority interest in Milestone in October 2023.
Niacet Corporation is a leading producer of specialty ingredients for food, feed and pharmaceutical applications and the global leader in propionates and acetates. The Company’s propionates function as preservatives in baked goods and animal feed, while its acetates serve a wide variety of food and pharmaceutical applications.
SK Capital acquired a controlling interest in Niacet Corporation in February 2017.
Noramco is a world leader in specialty active pharmaceutical ingredients, with a particular focus on controlled substances. The Company’s headquarters and primary production facility is in Wilmington DE, with additional sites in Athens, GA and Neuhausen, Switzerland.
SK Capital acquired Noramco and Extractas Bioscience from Johnson & Johnson in July 2016.
With an 85-year history of innovative chemistry, NuCera is a global leader in the development and manufacture of highly differentiated specialty polymers for markets that require high quality and performance: Adhesives, Candles, Coatings, Imaging, Masterbatches, Personal Care and Plastics. NuCera supplies performance chemistry to global markets from its highly flexible manufacturing facilities in Barnsdall, OK which are supported by R&D and applications laboratories as well as pilot plant facilities.
SK Capital acquired NuCera Solutions from Baker Hughes Corporation in September 2020.
Perimeter Solutions is a global market leader in both its Fire Safety and Oil Additives segments. The Fire Safety business is a formulator and manufacturer of fire management chemicals for global agencies and customers. The Oil Additives business provides high quality phosphorus pentasulfide used in the preparation of ZDDP-based lubricant additives for use in critical engine anti-wear solutions that lead to prolonged combustion engine function. Perimeter Solutions is headquartered in St. Louis, MO.
SK Capital acquired Perimeter Solutions from Israel Chemicals Ltd. in March 2018.
Purisys is a leading developer and manufacturer of cannabinoid ingredients and a CDMO providing custom manufacturing and reference standards primarily for pharmaceutical customers.
In 2019, Purisys was spun off from Noramco to capitalize and focus on its strengths in clinical API development and manufacturing, synthetically manufactured cannabinoids and finished products.
SEQENS is one of the world’s leading pharmaceutical solutions and specialty ingredients companies. Headquartered in Lyon, France, SEQENS has revenues of €1.1 billion, 24 industrial sites, 10 R&D centers and 3,200 employees located across 3 continents. The Company has a product portfolio of more than 200 active pharmaceutical ingredients, 500 pharmaceutical intermediates, as well as key specialty ingredients and chemicals.
Concurrent with the acquisition, SEQENS entered a combination with Wavelength Pharmaceuticals, a former SK Capital portfolio company which is also a global manufacturer and developer of active pharmaceutical ingredients.
SI Group is a leading global developer and manufacturer of performance additives and intermediates, with strong market positions in the plastics, oilfield, rubber, fuels & lubricants, active pharmaceutical ingredients and industrial resins industries. Headquartered in the Woodlands, Texas, SI Group operates 30 manufacturing facilities on five continents with approximately $2 billion in annual sales, and over 2,700 employees worldwide.
SK Capital acquired SI Group in October 2018 and merged it with Addivant, a leading global producer of specialty additives and an SK Capital portfolio company since 2013. The combined Company is marketed under the SI Group brand.
Techmer PM is a materials design company that specializes in modifying and fine-tuning the properties of technical polymers. The Company partners and collaborates with plastics processors, fabricators, designers, specifiers and brand owners. Drawing on a broad portfolio of resins –– from polyolefins to PEEK –– Techmer PM helps manufacturers enhance product function and appearance in numerous end‐use markets. The Company operates seven North American plants, and has extensive experience in a broad range of plastics and fiber‐related processes, from additive manufacturing and blown film to nonwovens, injection molding and sheet extrusion.
SK Capital established a strategic partnership with Techmer PM in July 2020.
Founded in 1952, Baltimore, Maryland‐based Tilley is a value-added chemical distributor that offers supply chain solutions for customers across the specialty chemical and lubricant markets. The Company seeks to act as a direct extension of their suppliers’ selling networks to effectively partner and service broader customer networks. Tilley operates modern, efficient distribution facilities and a large fleet of transportation equipment to serve its customers’ chemical needs. The Company operates two North American facilities and offers a comprehensive portfolio of value-added services, including regulatory and technical support, custom formulation, lab QA/QC testing, liquid and dry blending, storage and packaging and repackaging.
SK Capital acquired a controlling interest in Tilley Chemical Company in December 2020.
TPC Group is a leading producer of value-added products derived from niche petrochemical raw materials such as C4 hydrocarbons. The Company processes C4 hydrocarbons into butadiene, butene-1, isobutylene and differentiated isobutylene derivatives for use in performance and specialty products in the synthetic rubber, fuels, lubricants, plastics and nylon industries. Headquartered in Houston, Texas, TPC Group operates one manufacturing facility and two terminals in the United States and employs over 450 people.
SK Capital Partners took TPC Group private in partnership with First Reserve Corporation in December 2012.
Tri-Tex is a leading producer of high-performance specialty chemicals focused on the adhesives, sealants, surfactants and textile & paper chemicals markets. Tri-Tex is headquartered in St-Eustache, Quebec and operates in Canada, the United States and Mexico.
SK Capital acquired Tri-Tex in May 2017.
Valtris Specialty Chemicals is a leading global manufacturer of a comprehensive portfolio of specialty additives and precursors, offering solutions and innovative products to customers around the world. Valtris develops products that provide essential performance properties across a variety of applications including plastics, coatings, adhesives and sealants, pharmaceuticals, flavors and fragrances, and personal care products. Valtris Specialty Chemicals is headquartered in Independence, Ohio, operates nine manufacturing locations and employs approximately 700 people across North America, Europe and Asia.
SK Capital acquired Valtris Specialty Chemicals in August 2022.
VanDeMark Chemical, Inc. is a leading global producer of life science chemistries. Headquartered in Lockport, N.Y., with a facility in Kazincbarcika, Hungary, VanDeMark is recognized as a worldwide leader in the production of high-end specialty chemical intermediates and derivatives for a diverse set of end markets including life sciences, electronics, polymers, coatings, personal care, and flavor & fragrances. The Company differentiates itself with a comprehensive portfolio of value-added building blocks and intermediates primarily used in life science applications. With expertise in product research and development, process optimization, quality assurance and control, regulatory guidance, and the production of fine phosgene derivatives, the Company also offers custom manufacturing capabilities for global customers who view VanDeMark as a critical provider of specialty building blocks based on phosgene and other chemistries.
SK Capital invested in VanDeMark Chemical in September 2022.
Venator is a global manufacturer and marketer of chemical products that comprise a broad range of pigments and additives that bring color and vibrancy to buildings, protect and extend product life and reduce energy consumption. Venator markets its products globally to a diversified group of industrial customers through two segments: Titanium Dioxide (TiO2), which consists of a TiO2 business, and Performance Additives, which consists of functional additives, color pigments, timber treatment and water treatment businesses. Venator operates 21 facilities, employs approximately 3,700 associates worldwide and sells its products in more than 110 countries.
Wavelength is a leading developer and manufacturer of generic APIs and finished dose forms (“FDF”) with operations primarily located in Israel. Wavelength supports a global, blue-chip customer base and has a broad array of products that leverage its specialized manufacturing capabilities (including cytotoxic, steroid and high potency) and core competency in complex chemistries.
SK Capital acquired Wavelength in November 2017.
Woodstock Sterile Solutions is a leading Blow-Fill-Seal (“BFS”) sterile contract development and manufacturing organization that focuses on complex clinical to commercial stage formulation and manufacturing. The Company supports a global, blue-chip customer base with a broad array of products that leverage its BFS sterile manufacturing capabilities and formulation competency in complex chemistries, including small molecule, biologics, macromolecules and potent compounds.
SK Capital acquired Woodstock Sterile Solutions from Catalent Pharma Solutions, LLC in March 2021.