A leader in Specialty ingredients

Mastering a wide range of technologies, Seqens provide their clients with custom research and manufacturing services as well as a broad portfolio of own products. Seqens offer technical excellence, continuous improvement plans and innovative tailor made solutions from a network of 3 R&D centers serving the Specialty ingredients market and 6 manufacturing sites. Seqens ensure seamless in-house process development, scale-up and manufacturing.

  • Seqens is a leading provider of organic chemistry solutions for the specialty ingredients market
  • We supply the most demanding industries with high-value and tailor-made specialty ingredients
  • For the cosmetics industry, we provide best-in-class quality non-traditional preservatives, botanical active ingredients as well as access to a unique array of technologies, reactions and distillation capabilities on our multi-purpose manufacturing sites
  • For the electronics industry, we provide high purity level and very low metals content polymers
  • We leverage the full talent pool of Seqens, with 250 chemical engineers and scientists and 120 PhDs
  • We leverage our continuum of technologies, from R&D to commercial production”

Our locations

Address Seqens, 21 Chemin de la Sauvegarde
69134 Ecully
Phone +33 4 26 99 18 00
Email Accueil@seqens.com
More information
  • Seqens Group headquarter
  • Essential Drug Substances headquarter
  • Solvent & Phenol Specialties headquarter
  • Acid & Derivatives headquarter
Address PCAS, ZI de Limay 2, 8 Rue de Rouen
78440 Porcheville
Phone +33 1 34 79 57 00
Market Pharmaceutical, Specialty Ingredients & Cosmetics
Email ContactSeqensPCV@seqens.com
More information

Surface: 40, 000 m²

Lab surface: 2, 000 m²

Capabilities:

  • 6 kilo-labs
  • 2 cGMP pilot plants with 11 multipurpose reactors from 100 L to 2, 800 L (total capacity of 12 m³)
  • Temperature range: -15/+150°C  (hastelloy reactor: -80/+200°C)
  • 3 finishing rooms (agitated filter dryers, filters, dryers, milling and sieving equipments)

Flagship technologies:

  • Crystallization expertise and technologiesd(salt, co-crystal and polymorph screenings, process development)
  • Process Safety expertise and tecnologies
  • Flow chemistry for fine chemicals
  • Potent API process development
  • Genotoxic Impurities
  • Issue Management
  • Generic A.P.I Solid state expertise

Last inspection: ANSM  October 2018

Certification: GMP

Number of scientists: 110

Other: Ecosystem Pharma with integrated services

Address PCAS, 70 Allée Graham Bell
30000 Nîmes
Phone +33 4 66 70 64 64
Market Pharmaceutical, Specialty Ingredients & Cosmetics
Email seqensrdnimesinfo@seqens.com
More information

Surface: 1, 000 m²

Lab surface: 500 m²

Capacities:

  • 1 kilo-lab in fermentation (80 L total capacity)
  • Robotic platform for highthroughput screening (HTS)
  • Analytical platform for chromatography (GC, GC-MS, U-HPLC)

Flagship technologies: 

  • Protein engineering
  • Microbiology aerobic & anaerobic
  • Syngas fermentation
  • Enzymes & strains fermentation
  • Biochemistry
  • Biocatalysis
  • Design of experiments (DoE)
  • Data mining

Number of scientists: 19

EcoVadis CSR Rating: Silver Certification

 

Address PCAS, 725 rue Trotter
QC J3B8J8 Saint-Jean-sur-Richelieu
Business Line Electronics
Phone +1 450 348 09 01
Market Specialty Ingredients
Email Maxime.Garayt@seqens.com
More information

Surface: 15, 500 m²

Lab surface: 200 m²

Flagship technologies: 

  • Monomers and polymers Heterocycles
  • Polyphenol and azo dyes (with a low metal content)
  • Photo-active compounds (PAC) / photo-active generators (PAG)
  • Cyanine-based dyes
  • NOVOLAK and phenolic resins
  • Silicon chemistry (polysiloxane)
  • Anthracene derivatives (microelectronic grade)

Last inspections: ISO 9001 February 2019

Certifications: 

Number of scientists: 8

Address PCAS, Route de Lassay
61410 Couterne
Business Line Lubbricant Additives, Fine Chemicals
Phone +33 2 33 37 50 20
Market Specialty Ingredients
Email info.AS@seqens.com
More information

Surface: 120, 000 m²

 

Capabilities: 190 m³ of ISO 9001 reactors and kilo-lab

Flagship technologies: Most standard organic synthesis reactions (large volumes)

Certifications:

Address Novacid, Plateforme chimique du Pont de Claix, Rue Lavoisier
38800 Le Pont-de-Claix
Business Line Ferric Chloride, Hydrochloric Acid & Calcium Chloride
Phone +33 4 26 99 18 00
Market Specialty Ingredients
Email info.AD@seqens.com
More information

Capabilities: 

  • 5, 500 (storage) tons of Hydrochloric Acid
  • 60 kt (production) of Ferric Chloride
  • 13 kt of Alpha-Methylstyrene
  • 2 kt of Acetophenone
  • 8 kt of Isopropanol

Certifications: 

  • ISO 9001
  • ISO 14001
  • OHSAS 18001
  • EcoVadis CSR Rating: Platinum certification
Address ID Bio, ESTER Technopole, 6 allée Skylab
87068 Limoges
Business Line Active, Functional & Services
Phone +33 5 55 35 05 35
Market Cosmetics
Email info.cosmetics@seqens.com
More information

Surface: 2, 000 m²

Lab surface: 70 m²

Capabilities: 4, 570 L of cosmetics reactors (80 L to 1 400 L)

Flagship technologies: Botanical extraction

Certifications: 

  • ISO 9001
  • ISO 14001
  • ECOCERT/COSMOS

Number of scientists: 3

EcoVadis CSR Rating: Gold Certification 

Address Chemoxy, Road 11 CF Fertilizer Process Park
TS23 1PY Billingham
Business Line Specilaty Ingredients
Phone +44 1642 248555
Market Cosmetic / Custom Manufacturing / Solvent Revovery / Own products
Email info.CS@seqens.com
More information

Surface: 42, 000 m²

Capabilities:

  • 4 reaction vessels (316 L and Duplex 2205) of 25-35 m³ capacity with associated distillation columns of 6-30 plates
  • Glass lined reaction vessel (14 m³)

Flagship technologies:

 Primary Reactions

  • Esterification
  • Etherification
  • Epoxidation
  • Methylation/Methyl chloride capping
  • Quaternisation
  • Transeterification.

Secondary reactions

  • Acetal formation
  • Acetylation
  • Aldol condensation,
  • Alkylation
  • Diels-Alder
  • Hydrolysis
  • Isomerisation
  • Oxidation
  • Polymerisation

Solvent Recovery

  • Alcohols,
  • Amines
  • Aromatic solvents
  • Esters
  • Glycols
  • Ketones
  • Organic acids

Certifications:

Address Chemoxy, All Saints Refinery, Cargo Fleet Road, Cleveland,
TS3 6AF Middlesbrough
Business Line Cosmetic / Custom Manufacturing / Solvent Revovery / Own products
Phone +44 1642 248555
Market Specialty Ingredients
Email info.CS@seqens.com
More information

Surface: 68, 000 m²

Capabilities:

  • 48 plate distillation column
  • 18 plate distillation column
  • 4 reaction vessels (316 L and Duplex 2205) of 25-30m³ capacity with distillation columns attached (6-30 plates)

Flagship technologies:

 Primary Reactions

  • Esterification
  • Etherification
  • Epoxidation
  • Methylation/Methyl chloride capping
  • Quaternisation
  • Transesterification.

Secondary reactions

  • Acetal formation
  • Acetylation
  • Aldol condensation,
  • Alkylation
  • Diels-Alder
  • Hydrolysis
  • Isomerisation
  • Oxidation
  • Polymerisation

Solvent Recovery

  • Alcohols,
  • Amines
  • Aromatic solvents
  • Esters
  • Glycols
  • Ketones
  • Organic acids

Certifications: 

Address Novapex, 3920 Route de la Vallée
26530 Le Grand-Serre
Business Line Solvent & Specialties
Phone +33 4 75 68 84 30
Market Specialty Ingredients
Email Info_PerfChem@seqens.com
More information

Surface: 59, 000 m²

Flagship technologies: Propylen underground storage

Certifications:

  • ISO 9001
  • ISO 14001
  • ISO 50001
  • OHSAS 18001
Address Novapex, Plateforme Chimique, Rue Gaston Monmousseau, CS 50032, Lieu-dit le Roussillon
38556 Roussillon
Business Line Phénol, Alphaméthylstyrène Acétophénone, Acétone Isopropanol, Acétate d'Isopropyle, Di Isopropyl Ether
Phone +33 4 74 11 34 37
Market Specialty ingredients
Email Info_PerfChem@seqens.com
More information

Surface : 160 000 m²

 

Capabilities: 

  • 185 kT Phenol
  • 70 kT Isopropanol
  • 27 kT Acétate Isopropyle
  • 5 kT DIPE

 

Certifications: 

  • ISO 9001
  • ISO 14001
  • ISO 50001
  • OSHAS 18001

EcoVadis CSR Rating Platinum medal

Address PCAS, Campus Eiffel, Bâtiment Lavoisier, 11 rue Ella Maillart
91300 Massy
Email info.cdmo@seqens.com