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DESIGN AND MANUFACTURE OF ALL TYPES OF HIGH PERFORMANCE MAINTENANCE PRODUCTS
We create solutions adapted to your needs, your customers, and your markets.
50 years experience in formulation and manufacturing of fuel additives, special lubricants and
high performance maintenance products. 3 generations of dedicated technicians continuously searching for high performances solutions and products to meet the market requirements.
OUR STRENGTHS :
- Design and manufacture of all types of maintenance products.
- Manufacturing equipment adapted for small to mediums sizes production.
- 50 years of experience in high performance maintenance products.
All our products are developed, produced and packed by us, in our own factory, near Lyon using a certified system of quality assurance, SELD is certified ISO 9001, by DNV Certification version 2001 and 2008.
All our products and formulations are in accordance with the regulations in force and meet the strictest expectations and obligations.
Our History
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1965
A French patent is registered by Mr DAGANAUX n°1448252: « Process of metal treatment with special silicones oils » The commercial brand « DAGANAUX » is registered by Mr DAGANAUD
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1971
The company : « Société d’Exploitation des Lubrifiants Daganaux » (S.E.L.D) is created at Lyon by Mr. DAGANAUX.
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1982
The trademark « GDA » is registered with the original GDA logo.
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1986
M. Henry GAYET (Diesel Engine engineer) take over SELD with his two sons.
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1991
A complete product line of oil end fuel additives for the automotive maintenance is developed for the ECOTEC Brand
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1997
Thierry GAYET Chemical engineer join SELD as Full time product engineer.
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1998
Development of the TC Clim spray the first anti-bacteria treatment sprays for automotive air-co systems.
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2000
S.E.L.D becoming an S.A.
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2001
M GAYET retire and is replaced by Thierry Gayet as company manager
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2005
Certification ISO 9001 certification (Y2001 version).
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2008
Certification ISO 9001 certification (Y2008 version)
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2015
50 years of the brand « DAGANAUD ».
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2016
45 years of SELD

OUR EXPERTS
GAYET Thierry - CEO & SELD owner since 2000
CEO & SELD owner
- Engineer CPE Lyon
- DEA Sciences and Industrial Technologies of Chemistry
Experiences
Expert in fuel additive formulation
CASE WESTERN RESERVE UNIVERSITY: researcher
CASE WESTERN RESERVE UNIVERSITY: researcher
ELF / TOTAL: chemist
MME JUNG SOPHIE
Formulation Chemistry License
- Formulation Chemistry License
- DEUG in microbiology – Biochemistry
Experiences
Formulation technician at SELD nts, lubricants and aerosols
KODAK INDUSTRIE: formulation engineer
OUR DETAILS
SELD PRODUCTION
6 rue Jules Guesde
Z.I. du Pontet
69360 St-Symphorien d’Ozon
France
Phone. : +33 (0)4 37 25 16 16
Fax : +33 (0)4 78 21 80 70