SIAD
SIAD is a privately held Italian chemical group (founded 1927, Bergamo; ~2,461 employees) producing and distributing industrial, medical, food, and specialty gases across 40+ countries, with engineering, healthcare, and LPG divisions serving manufacturing, healthcare, and food customers.
- Company typePrivate
- Founded1927
- HeadquartersBergamo, Italy
- Headcount1,001–5,000
- GTM typeB2B
- OfferingHardware or Manufacturing
What SIAD does
SIAD (Società Italiana Acetilene e Derivati S.p.A.) is an Italian privately held chemical group founded in 1927 in Bergamo, Italy, employing approximately 2,461 staff across more than 40 countries. The group operates four business divisions: Industrial Gases (production and distribution of oxygen, nitrogen, argon, hydrogen, acetylene, helium, and specialty gas mixtures); Engineering (design and construction of air separation, hydrogen, and gas processing plants, including under the sister brand SIAD Macchine Impianti); Healthcare (medical gases, gas pipeline systems for hospitals, home-care services, and pharmaceutical-grade gases); and LPG and Natural Gas (LPG distribution under the Gas Liquidi and SIO brands, plus natural gas supply). The company serves industrial manufacturers, food and beverage processors, healthcare providers, electronics firms, environmental services, and research institutions, with on-site supply contracts, bulk delivery, and cylinder distribution as core go-to-market channels.
SIAD's economic model rests on capital-intensive cryogenic air separation and gas production, supplemented by specialty gas formulations (Mixflo gas mixing, Aqua Freed water treatment gases, Pentatec instrumentation) that command premium pricing in food, pharmaceutical, and electronics segments. Revenue is generated through long-term industrial supply agreements, on-site plant contracts, healthcare tenders and home-care subscriptions, LPG distribution margins, and engineering project fees for turnkey gas plants supplied to third parties. Certification footprint (ISO 9001, ISO 13485, Halal, Kosher, organic, EU MDR) is a key qualifier for premium end-markets, while recent renewable energy partnerships with EDP and Edison, plus a biomethane/bio-CO2 joint venture with Marchesi Ginori Lisci and Solvay, indicate an active pivot toward decarbonized production inputs and circular-economy gas products.
The group is consolidating its European industrial gas position through a new 1,300 tons/day ASU at Porto Marghera (commissioned June 2025) and a EUR 50 million Croatia ASU joint venture with SOL Group (announced for 2026), while expanding renewable electricity sourcing via a large solar-plus-storage partnership with EDP through IGAT. The November 2025 ransomware incident prompted cybersecurity restructuring but did not derail these capital projects. Ownership remains private and concentrated, with no public listing, disclosed revenue, or external funding rounds in the available record.
SIAD firmographics
Firmographics- Name
- SIAD
- Legal name
- SOCIETA' ITALIANA ACETILENE E DERIVATI S.I.A.D. S.p.A.
- Website
- https://siad.com
- Company type
- Private
- Founded year
- 1927
- Operating status
- Operating
- Headcount range
- 1,001–5,000 employees
- Short description
- SIAD is a privately held Italian chemical group (founded 1927, Bergamo; ~2,461 employees) producing and distributing industrial, medical, food, and specialty gases across 40+ countries, with engineering, healthcare, and LPG divisions serving manufacturing, healthcare, and food customers.
- Ownership category
- akta.pro rank
SIAD industry classification
Industry- Product category
- Industrial Gases
- NAICS
- Industrial Gas Manufacturing (32512), Chemical Manufacturing (325), Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (3334), Other Chemical Product and Preparation Manufacturing (3259)
- SIC
- Chemicals & Allied Products (2800), Miscellaneous Chemical Products (2890), Laboratory Analytical Instruments (3826), Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585)
- akta.pro primary industry
- Air Separation (Oxygen/Nitrogen/Argon) (IMAEACAA)
- akta.pro secondary industries
- Industrial Gas & Air Separation Equipment (ASU, PSA, Cryogenic Systems) (IMAHAEAI), Medical & Healthcare Gases (IMAEACAF), Food & Beverage Gases (Carbonation/Freezing/Packaging) (IMAEACAI), Specialty & Calibration Gas Mixtures (IMAEACAE)
Keywords
Where SIAD is headquartered
LocationHeadquarters
- HQ city
- Bergamo
- HQ country
- Italy
- HQ region
- Europe
Offices4 records
Markets served
SIAD business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Operations, Infrastructure, Personnel, Supply Chain, Technology or R&D, Marketing or Sales
Revenue model
- Industrial Gases Production and Distribution: Production, marketing and distribution of technical, food, specialty, medical and refrigerant gases. SIAD supplies gases in various forms including cylinders, bulk liquid, and via pipelines. The company has been in operation since 1927 with nearly a century of experience in the sector.
- Engineering Services: SIAD Macchine Impianti provides engineering, design, construction and installation of on-site gas production plants globally
- Healthcare Gases and Equipment: Medical gases, equipment and services for healthcare facilities through SIAD Healthcare division
- LPG and Natural Gas: Distribution of LPG and Natural Gas as part of the Group's four main business areas
- Fire Protection Systems: Wall System 300 and other inert gas fire extinguishing systems
Go-to-market motion1 record
Distribution channels6 records
Marketing channels7 records
SIAD product offering
Product offeringCore offering
SIAD produces, markets and distributes industrial, technical, specialty, food-grade, medical and refrigerant gases (oxygen, nitrogen, argon, hydrogen, helium, acetylene, CO2, dry ice, noble gases) in cylinders, bulk liquid, and via pipeline to industrial, healthcare and food customers. Through its SIAD Macchine Impianti subsidiary the Group designs, builds, installs and commissions on-site air separation and hydrogen plants worldwide. Additional business lines cover LPG and natural gas distribution, medical gas and respiratory equipment services, environmental remediation technologies (Mixflo, Aqua Freed, Ground line), and customer training.
Product overview
SIAD (Società Italiana Acetilene e Derivati) is an Italian chemical group founded in 1927, specializing in the production, marketing, and distribution of technical, specialty, food-grade, and medical gases, along with engineering, healthcare, and LPG/Natural gas services. The core product portfolio centers on industrial gases including Acetylene, Argon, Carbon Dioxide, Dry Ice, Helium, Hydrogen, Krypton, Neon, Nitrogen, Oxygen, and Xenon. The company offers specialty gases with purity up to 99.9999%, medical gases, food-grade gases (Foodline brand), refrigerant gases (both fluorinated and natural), and welding/cutting gases (WELDING PRO and LASER PRO lines). Key service brands include Flexigas (flexible gas supply), Total Gas Management, and supply modes (cylinders, bulk, pipelines). SIAD also operates environmental remediation brands (Ground Bio2, Ground Mix, Ground Spy) and fire protection systems (Wall System 300).
Differentiator
Problem solved
Functional benefit
Brands
- Aqua Freed: Carbon dioxide technology for well rehabilitation; SIAD is the only authorized licensee in Italy
- Aroma+
- DryJet
- Fastservice
- Festaballoon
- The PartyCube
- Flexigas
- Foodline
- iSpring
- Happy Drink
- Ice and Go
- LASER PRO
- Mixflo
- Secur Pneus
- WELDING PRO
- Wall System 300
- Xenosafe
- STARGAS
- Ground Bio2
- Ground Mix
- Ground Spy
- Ground Red
- Ground O3+
Products and services
- Industrial Gases
- Specialty Gases
- Medical Gases
- Food-Grade Gases
- Refrigerant Gases
- Gases for Welding and Cutting
- On-site Gas Production Plant Engineering (SIAD Macchine Impianti)
- LPG and Natural Gas Distribution
- Total Gas Management
- Training Courses
Quantifiable outcome
- 40% carbon emission reduction achievable with oxyfuel combustion technology
- +3 more outcomes
Companies that use SIAD
Customer profileNamed customers5 records
Segments5 records
Ideal customer profiles4 records
SIAD technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature5 records
SIAD partnerships and signals
Strategic signalPartnerships
Seven partnerships are on record, tiered core and minor.
- SOL GroupcoreJoint inauguration of EUR 50 million air separation unit in Croatia. This partnership represents a significant investment in regional industrial gas production capacity, combining SIAD's air separation expertise with SOL Group's operations.
- IGAT S.p.A.coreIGAT (SIAD Group company) partnered with EDP to deploy the largest solar power plant with storage in Italy, supporting SIAD's renewable energy transition goals.
- Porto MargheracoreSIAD Group selected Porto Marghera, Venice as the location for its new plant for construction of large Air Separation Units, representing significant industrial investment in the region.
- Marchesi Ginori Lisci and SolvayminorAnnounced construction of a new biomethane and bio-CO2 production plant in Italy, with Marchesi Ginori Lisci, SIAD Group, and Solvay collaborating on sustainable gas production.
- Edison EnergiacoreStrategic agreement between IGAT and Edison Energia for supply of renewable energy from photovoltaic sources, supporting SIAD Group's sustainable vision and decarbonization goals.
- EnviralminorSIAD Group collaborated with Enviral (member of Envien Group) to install a plant in Leopoldov, Slovakia for capturing and liquefying biogenic carbon dioxide, reducing CO2 emissions from underground deposits.
- FederchimicaminorSIAD has been part of the Responsible Care program since 1995, managed in Italy by Federchimica, affirming commitment to employee health, safety, and environmental protection.
Scale indicators8 records
Recent moves8 records
Expansion highlights4 records
SIAD competitors and assessment
Company assessmentBroad incumbents
- Messer Group: Largest privately-held industrial gases company globally, headquartered in Germany; competes with SIAD across European merchant, on-site, and medical gas markets, and is a useful peer given both companies' private/family ownership structures.
- Air Liquide: Global industrial gas incumbent producing oxygen, nitrogen, hydrogen, and specialty gases via air separation and on-site supply; competes with SIAD across all of SIAD's European industrial, healthcare, and electronics end-markets at much greater scale.
- Linde: World's largest industrial gas company, formed by the Praxair–Linde merger; operates ASUs, on-site supply, electronics specialty gases, and hydrogen at global scale, directly comparable to SIAD's portfolio and engineering capabilities.
- Taiyo Nippon Sanso (Nippon Sanso Holdings): Japanese-headquartered global industrial gas company operating in Japan, US, Europe, and Asia; parent of Nippon Gases Europe and competes in semiconductor specialty gases, hydrogen, and on-site supply.
- Air Products and Chemicals: US-headquartered global industrial gas major with hydrogen, ASU, and on-site supply businesses; competes with SIAD for large industrial customers in Europe and adjacent specialty gas applications.
Others
- Praxair Surface Technologies (now part of Linde): Former Praxair business unit supplying surface-treatment, coating, and brazing technologies to industrial customers; provides an adjacent reference point for SIAD's specialty welding/cutting gas brands like WELDING PRO and LASER PRO.
Direct peers
- SOL Group: Italian-headquartered industrial and medical gas producer with overlapping European footprint; SOL is SIAD's joint venture partner on the EUR 50 million Croatia ASU and operates a directly comparable technical/medical gases portfolio.
Regional players
- Nippon Gases Europe: European industrial and medical gas subsidiary of Taiyo Nippon Sanso operating across Iberia, Italy, France, Germany, and Benelux; directly comparable to SIAD in geographic footprint, customer mix, and product portfolio in Southern Europe.
- Yingde Gases Group: China's largest independent industrial gas supplier focused on on-site supply to Chinese manufacturers; useful as a comparable for SIAD's on-site ASU strategy and integrated gas management service model, although geographically non-overlapping.
Emerging players
- Iwatani Corporation: Japanese specialty gas and hydrogen player expanding in Europe and North America; overlaps with SIAD in specialty gas mixtures, helium, and hydrogen supply chains.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
SIAD social profiles
Digital presenceSIAD compliance and trust
Trust signalCompliance14 records
SIAD financial estimates
Financial estimateRevenue estimate
Valuation estimate
SIAD leadership team
Management profileNumber of profiles
SIAD subsidiaries and ownership
Company hierarchySubsidiaries5 records
SIAD funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
SIAD 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 SIAD
What does SIAD do?
SIAD produces, markets and distributes industrial, technical, specialty, food-grade, medical and refrigerant gases (oxygen, nitrogen, argon, hydrogen, helium, acetylene, CO2, dry ice, noble gases) in cylinders, bulk liquid, and via pipeline to industrial, healthcare and food customers. Through its SIAD Macchine Impianti subsidiary the Group designs, builds, installs and commissions on-site air separation and hydrogen plants worldwide. Additional business lines cover LPG and natural gas distribution, medical gas and respiratory equipment services, environmental remediation technologies (Mixflo, Aqua Freed, Ground line), and customer training.
Is SIAD a public or private company?
SIAD is a private company. It is classified as family owned and is currently operating.
When was SIAD founded?
SIAD was founded in 1927. It employs 1,001 to 5,000 people.
Where is SIAD based?
SIAD is headquartered in Bergamo, Italy, in the Europe region.
How does SIAD make money?
Five revenue lines are on record. Industrial Gases Production and Distribution is the primary driver. The others are engineering Services, healthcare Gases and Equipment, LPG and Natural Gas and fire Protection Systems.
Who are SIAD's main competitors?
Broad incumbents on record are Messer Group, Air Liquide, Linde, Taiyo Nippon Sanso (Nippon Sanso Holdings) and Air Products and Chemicals. Praxair Surface Technologies (now part of Linde) is listed as an others. SOL Group is listed as a direct peer. Regional players are Nippon Gases Europe and Yingde Gases Group. Iwatani Corporation is listed as an emerging player.
Does SIAD have an API?
No public API is recorded for SIAD.
What industry is SIAD in?
SIAD's product category is Industrial Gases. Its primary akta.pro industry code is IMAEACAA, Air Separation (Oxygen/Nitrogen/Argon), with a secondary code of IMAHAEAI, Industrial Gas & Air Separation Equipment (ASU, PSA, Cryogenic Systems). Its NAICS code is 32512 and its SIC code is 2800.