Strem Chemicals
Strem Chemicals, a Newburyport, MA-based specialty chemicals manufacturer (founded 1964) and subsidiary of Ascensus Specialties, produces over 5,000 high-purity, research-grade materials — including organometallics, CVD/ALD precursors, halogenated intermediates, and nanomaterials under its PURATREM brand — for pharmaceutical, electronics, agrochemical, and academic research customers worldwide.
- Company typePrivate
- Founded1964
- HeadquartersNewburyport, United States
- Headcount101–250
- GTM typeB2B
- OfferingHardware or Manufacturing
What Strem Chemicals does
Strem Chemicals, founded in 1964 and headquartered in Newburyport, Massachusetts, is a specialty chemicals manufacturer producing high-purity, research-grade materials for advanced applications in pharmaceuticals, electronics, agrochemicals, and academic research. The company's core offering is a catalog of over 5,000 specialty chemical products spanning organometallics, catalysts, intermediates, nanomaterials, ionic liquids, molecular sieves, and CVD/ALD precursors, with its PURATREM sub-brand representing ultra-high-purity (99.99%+) materials targeted at semiconductor and advanced-materials customers. A dedicated halogenation chemistry capability supports a portfolio of more than 1,000 halogenated intermediates with documented regio- and chemoselectivity across multiple reaction families (Sandmeyer, Suzuki, Vilsmeier, Diazotisation).
Strem operates a dual business model combining catalog product sales through its e-commerce platform and direct sales channels with a custom synthesis services offering that spans early discovery through commercialization. Revenue is generated via one-time catalog purchases at unit-based pricing with volume discounts (5% for 5-9 units, 10% for 10+ units) and via bespoke professional-services engagements for specialized APIs, intermediates, and complex aromatic compounds. The company serves four primary segments — pharmaceuticals, electronics and semiconductors, agrochemicals/fine chemicals, and academic research — with dedicated regional support including a staffed EMEA sales operation. Strem operates as a subsidiary of Ascensus Specialties and is recognized as a key player in the global Metal-Organic Frameworks (MOF) market alongside BASF and MOF Technologies.
The company's value proposition rests on PURATREM purity standards, specialized manufacturing expertise in halogenation and organometallic chemistry, and the breadth of its catalog combined with flexible custom synthesis. Distribution is primarily direct via strem.com with a distributor network supplementing reach in non-core markets. Marketing combines the e-commerce storefront, technical documentation, email promotions, LinkedIn presence, and inclusion in industry market research as a recognized specialty chemicals and MOF supplier.
Strem Chemicals firmographics
Firmographics- Name
- Strem Chemicals
- Legal name
- Strem Chemicals, Inc.
- Website
- https://strem.com
- Company type
- Private
- Founded year
- 1964
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- Strem Chemicals, a Newburyport, MA-based specialty chemicals manufacturer (founded 1964) and subsidiary of Ascensus Specialties, produces over 5,000 high-purity, research-grade materials — including organometallics, CVD/ALD precursors, halogenated intermediates, and nanomaterials under its PURATREM brand — for pharmaceutical, electronics, agrochemical, and academic research customers worldwide.
- Ownership category
- akta.pro rank
Strem Chemicals industry classification
Industry- Product category
- Specialty Chemicals
- NAICS
- Chemical Manufacturing (325), All Other Chemical Product and Preparation Manufacturing (32599), Other Chemical Product and Preparation Manufacturing (3259)
- SIC
- Industrial Organic Chemicals (2860), Miscellaneous Chemical Products (2890), Industrial Inorganic Chemicals (2810)
- akta.pro primary industry
- Electronic & High-Purity Specialty Chemicals (IMAEABAD)
- akta.pro secondary industries
- Deposition Precursors (CVD/ALD Precursors, Metalorganics) (IMAEAKAG), Catalysts & Adsorbents (IMAEABAB)
Keywords
Where Strem Chemicals is headquartered
LocationHeadquarters
- HQ city
- Newburyport
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Strem Chemicals business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales
Revenue model
- Catalog Product Sales: Sale of standardized specialty chemical products from their extensive catalog of over 5,000 high-purity research materials, including organometallics, catalysts, intermediates, and thin film deposition chemicals. Revenue is generated through direct catalog orders with volume-based pricing tiers.
- Custom Synthesis Services: Bespoke chemical manufacturing partnerships providing custom synthesis services for specialized compounds, APIs, and pharmaceutical intermediates requiring specific synthesis pathways from early discovery through commercialization.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | Pay-as-you-go | Volume-based discount: 5-9 units (5% off) |
| Unit Pricing | Pay-as-you-go | Volume-based discount: 10+ units (10% off) |
| Other | Annual | New Lab Start-Up Program: 20% discount for 1 year |
Go-to-market motion1 record
Distribution channels5 records
Marketing channels5 records
Strem Chemicals product offering
Product offeringCore offering
Strem Chemicals manufactures and sells high-purity, research-grade specialty chemicals through its Strem Catalog of over 5,000 products, including organometallics, catalysts, halogenated intermediates, nanomaterials, ionic liquids, molecular sieves, and CVD/ALD precursors. The company also provides custom synthesis services for specialized compounds and pharmaceutical intermediates, scalable from early discovery through commercialization.
Product overview
Strem Chemicals, a brand under Ascensus Specialties, operates as a specialty chemical company offering a comprehensive catalog of over 5,000 high-purity, research-grade chemical materials. The portfolio centers on the core Strem Catalog supplemented by specialized product lines including Intermediates (API and vaccine building blocks), Halogenated Aromatics, and Thin Film Deposition materials (CVD/ALD precursors). Key sub-brands include PURATREM for ultra-high-purity (99.99%+) materials and CALLERY for organoboron reagents. The company serves academic research, pharmaceutical, agrochemical, electronics, and materials science sectors with products ranging from organometallics and catalysts to nanomaterials and specialty solvents. Additional offerings include screening kits, molecular sieves, ionic liquids, and electropolished stainless steel equipment for chemical delivery systems. The company also offers a New Lab Start-Up Program providing 20% discount for qualifying new laboratories.
Differentiator
Problem solved
Functional benefit
Brands
- PURATREM: High-purity specialty chemical product line (appears on multiple products as a quality designation)
- CVD/ALD
- CLEARANCE
- CALLERY
- VENPURE
- CALSELECT
- Escat
- CatKit
Products and services
- Strem Catalog (Core Product Line) High-purity, research-grade specialty chemicals providing researchers with materials to drive innovation across catalysis, materials science, and electronics applications. The catalog spans organometallics, catalysts, intermediates, and thin film deposition chemicals.
- Intermediates High-purity intermediates and building blocks for APIs and vaccines, supporting consistent synthesis from early discovery to commercialization. Specializes in aromatic compounds and halogenation reactions.
- Halogenated Aromatics Halogenated aromatic compounds including fluorinated, brominated, chlorinated, and iodinated intermediates for cross-coupling and other carbon-carbon bond formation reactions.
- Thin Film Deposition (CVD/ALD Precursors) Precursors and materials for Chemical Vapor Deposition (CVD) and Atomic Layer Deposition (ALD) processes, including metalorganic compounds packaged in Swagelok cylinders for semiconductor and thin film applications.
- Screening Kits Pre-configured kits containing multiple related compounds for catalyst screening and research evaluation purposes.
- Nanomaterials Nanomaterials including nanoparticles, magnetic fluids, and nanostructured materials for advanced research applications.
- Molecular Sieves Specialty molecular sieve materials for gas separation, drying, and catalytic applications.
- Ionic Liquids Specialty ionic liquid compounds for research and industrial applications requiring unique solvent properties.
- Electropolished Stainless Steel Bubblers High-purity delivery systems for CVD/ALD processes including electropolished bubblers, Swagelok cylinder assemblies, and accessories.
- CVD/ALD Cylinders & Adapters Specialized cylinder assemblies and adapters for safe handling and delivery of organometallic and metalorganic precursors in chemical vapor deposition systems.
- Custom Synthesis Services Bespoke chemical manufacturing partnerships providing custom synthesis services for specialized compounds, APIs, and pharmaceutical intermediates requiring specific synthesis pathways.
Companies that use Strem Chemicals
Customer profileSegments4 records
Ideal customer profiles4 records
Strem Chemicals technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature4 records
Strem Chemicals partnerships and signals
Strategic signalScale indicators4 records
Recent moves6 records
Expansion highlights5 records
Strem Chemicals competitors and assessment
Company assessmentDirect peers
- Sigma-Aldrich (MilliporeSigma, part of Merck KGaA): The dominant catalog distributor of high-purity research chemicals, organometallics, and analytical reagents. Directly comparable in product mix, customer base, and distribution model, but at far greater scale with a much broader portfolio.
- Alfa Aesar (part of Thermo Fisher Scientific): Catalog supplier of research-grade inorganic, organic, and organometallic chemicals serving academic, pharma, and electronics customers. Nearly identical product positioning to Strem, now backed by Thermo Fisher's distribution and procurement scale.
- TCI Chemicals (Tokyo Chemical Industry): Japan-based catalog specialty chemicals supplier with comparable focus on organics, catalysts, and halogenated intermediates. Competes directly for the same academic and pharma researcher purchasing decisions.
- American Elements: Manufacturer and catalog distributor of advanced materials including high-purity metals, inorganics, organometallics, and nanomaterials. Closely overlaps Strem's PURATREM-tier offering and serves similar electronics, pharma, and research customers.
- Gelest (part of Mitsubishi Chemical Group): Specialty supplier of silanes, metalorganics, and high-purity electronic materials serving semiconductor, life sciences, and personal care. Direct overlap with Strem's organometallic and CVD/ALD precursor categories.
Broad incumbents
- Honeywell Electronic Materials: Major supplier of high-purity electronic chemicals, ALD/CVD precursors, and specialty materials co-engineered with semiconductor fabs. Overlaps Strem's PURATREM and thin-film deposition lines but as part of Honeywell's broader industrial portfolio.
- Entegris: Specialty chemicals and materials supplier to semiconductor and electronics customers, with a significant portfolio of high-purity precursors and delivery systems. Competes with Strem in the same fab-qualified precursor space, at much larger scale.
- BASF: Global chemical major with a substantial specialty chemicals and MOF portfolio (reportedly ~22% MOF market share). Direct overlap with Strem in MOFs, catalysts, and intermediates, but as a broadly diversified incumbent.
- Avantor: Distributor and producer of high-purity chemicals and materials serving biopharma, healthcare, and advanced technology customers. Comparable catalog and distribution footprint to Strem, with broader geographic and product reach.
Emerging players
- Fluorochem: UK-based specialty chemicals manufacturer and distributor offering fluorinated and halogenated intermediates, organics, and custom synthesis. Comparable scale and product focus to Strem, with growing presence in pharma and academic research channels.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks5 records
Key highlights7 records
Customer concentration
Strem Chemicals social profiles
Digital presenceStrem Chemicals financial estimates
Financial estimateRevenue estimate
Valuation estimate
Strem Chemicals leadership team
Management profileNumber of profiles
Strem Chemicals funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Strem Chemicals M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Strem Chemicals
What does Strem Chemicals do?
Strem Chemicals manufactures and sells high-purity, research-grade specialty chemicals through its Strem Catalog of over 5,000 products, including organometallics, catalysts, halogenated intermediates, nanomaterials, ionic liquids, molecular sieves, and CVD/ALD precursors. The company also provides custom synthesis services for specialized compounds and pharmaceutical intermediates, scalable from early discovery through commercialization.
Is Strem Chemicals a public or private company?
Strem Chemicals is a private company. It is classified as corporate owned and is currently operating.
When was Strem Chemicals founded?
Strem Chemicals was founded in 1964. It employs 101 to 250 people.
Where is Strem Chemicals based?
Strem Chemicals is headquartered in Newburyport, United States, in the North America region.
How does Strem Chemicals make money?
Two revenue lines are on record. Catalog Product Sales are the primary driver. The others are custom Synthesis Services.
Who are Strem Chemicals's main competitors?
Direct peers on record are Sigma-Aldrich (MilliporeSigma, part of Merck KGaA), Alfa Aesar (part of Thermo Fisher Scientific), TCI Chemicals (Tokyo Chemical Industry), American Elements and Gelest (part of Mitsubishi Chemical Group). Broad incumbents are Honeywell Electronic Materials, Entegris, BASF and Avantor. Fluorochem is listed as an emerging player.
Does Strem Chemicals have an API?
No public API is recorded for Strem Chemicals.
What industry is Strem Chemicals in?
Strem Chemicals's product category is Specialty Chemicals. Its primary akta.pro industry code is IMAEABAD, Electronic & High-Purity Specialty Chemicals, with a secondary code of IMAEAKAG, Deposition Precursors (CVD/ALD Precursors, Metalorganics). Its NAICS code is 325 and its SIC code is 2860.