SSF
SSF is a Lithuanian B2B manufacturer of CE-certified stainless steel wood-fired hot tub heaters (AISI 316/304) and matched fiberglass liners, supplying hot tub producers across Europe with private label and custom engineering services.
- Company typePrivate
- Founded2008
- HeadquartersRaseiniu, Lithuania
- Headcount51–100
- GTM typeB2B
- OfferingHardware or Manufacturing
What SSF does
SSF (legal entity UAB SSF) is a Lithuanian private limited company founded in 2008 in the Raseiniai region that manufactures and sells stainless steel wood-fired hot tub heaters and fiberglass hot tub liners. Its operations are run from a 4,000+ square meter facility in Ariogala (Gėluvos k., Raseinių r. sav.) and, as of 2024, the company employs more than 84 people producing three heater variants (submersible, external, integrated) made from AISI 316 and AISI 304 stainless steel, alongside matched fiberglass liners engineered for chemical and thermal durability. All heaters are CE certified and sold with a two-year manufacturer warranty, and the company offers private label production plus from-drawing-to-production custom engineering for B2B customers.
The business model is primarily B2B: SSF supplies wood-fired hot tub OEMs across Europe (Netherlands, Germany, Sweden, Denmark, Poland, Estonia) under quote-based pricing with a recommended minimum order of one pallet and lead times starting at two weeks. A self-service Odoo e-commerce storefront (lt-ssf.odoo.com) handles standard-product orders, while a multilingual website (15 languages) and direct sales team support inbound enterprise leads; first response is promised within 24 hours. The company has begun extending its stainless steel fabrication capability into adjacent projects such as urban recycling bins for Icelandic municipalities and has secured roughly EUR 510K in EU Regional Development Fund R&D grants for environmentally friendly hot tub and sauna stove technologies running through 2027 and 2028 respectively.
SSF firmographics
Firmographics- Name
- SSF
- Legal name
- UAB SSF
- Website
- https://ssf.lt
- Company type
- Private
- Founded year
- 2008
- Operating status
- Operating
- Headcount range
- 51–100 employees
- Short description
- SSF is a Lithuanian B2B manufacturer of CE-certified stainless steel wood-fired hot tub heaters (AISI 316/304) and matched fiberglass liners, supplying hot tub producers across Europe with private label and custom engineering services.
- Ownership category
- akta.pro rank
SSF industry classification
Industry- Product category
- Hot Tub Components & Equipment
- NAICS
- Heating Equipment (except Warm Air Furnaces) Manufacturing (333414)
- SIC
- Heating Equipment, Except Electric & Warm Air Furnaces (3433)
- akta.pro primary industry
- Boilers, Furnaces & Process Heating Equipment (IMAHAKAD)
Keywords
Where SSF is headquartered
LocationHeadquarters
- HQ city
- Raseiniu
- HQ country
- Lithuania
- HQ region
- Europe
Offices1 record
Markets served
SSF business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Operations, Supply Chain, Technology or R&D, Marketing or Sales
Revenue model
- Hot Tub Heaters: Stainless steel wood-fired hot tub heaters sold to manufacturers. Products include submersible, external, and integrated heater types. Revenue from one-time hardware sales with 2-year warranty.
- Hot Tub Liners: Fiberglass liners for wood-fired hot tubs available in various sizes, shapes, and colors. Sold alongside heaters to same customer base.
- Private Label Production: Custom/exclusive projects from drawing to production for clients wanting branded products. Logo printing available on products.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Quote-based pricing for all products |
Go-to-market motion2 records
Distribution channels2 records
Marketing channels5 records
SSF product offering
Product offeringCore offering
SSF manufactures stainless steel wood-fired hot tub heaters (submersible, external, and integrated variants in AISI 316 and AISI 304 grades) and fiberglass hot tub liners for wood-fired hot tub producers. The company also provides private label manufacturing and custom drawing-to-production projects, all CE certified with a 2-year manufacturer warranty.
Product overview
SSF is a Lithuanian manufacturer of wood-fired hot tub parts offering two core products—Hot Tub Heaters (stainless steel wood-burning heaters in submersible, external, and integrated configurations) and Hot Tub Liners (fiberglass shells in multiple types for different heater setups)—alongside private label production and exclusive custom manufacturing services. The company operates as a B2B supplier serving hot tub producers worldwide, providing CE-certified parts with a 2-year warranty and lead times starting from 2 weeks.
Differentiator
Problem solved
Functional benefit
Quantifiable outcome
- 2-year warranty on all products
- +2 more outcomes
Companies that use SSF
Customer profileNamed customers2 records
Segments1 record
Ideal customer profiles2 records
SSF technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature6 records
SSF partnerships and signals
Strategic signalScale indicators5 records
Recent moves5 records
Expansion highlights6 records
SSF competitors and assessment
Company assessmentBroad incumbents
- Kirami Oy: Finnish brand-owner and manufacturer of finished wood-fired hot tubs. Vertical integrator that both consumes components like SSF's and competes with SSF's OEM customers via its own branded finished goods; the closest comparable wood-fired hot tub business model in Europe.
- Balboa Water Group: Large US-based manufacturer of spa and hot tub components (heaters, controls, pumps). Comparable as a B2B component supplier to hot tub OEMs, but with a much broader portfolio including electric heaters and electronics — a reference point for SSF's potential product/portfolio expansion.
- Tulikivi Oyj: Finnish listed manufacturer of fireplaces and heat-retaining stoves. Adjacent manufacturing technology (combustion engineering, refractory and metal fabrication) and same Finnish/Baltic manufacturing cluster; broader portfolio but overlapping engineering competencies relevant to SSF's R&D path.
Direct peers
- Narvi Oy: Finnish manufacturer of wood-burning sauna stoves and hot tub heaters. Highly comparable technology base (stainless steel combustion chambers, similar regulatory/CE requirements) and similar Nordic-adjacent export channels across Europe.
- Harvia Oyj: Finnish listed sauna and hot tub heater manufacturer and the dominant player in wood-burning and electric heaters for saunas and hot tubs. Directly comparable to SSF as a B2B/B2C producer of stainless steel wood-burning heaters and adjacent hot tub components; SSF's products compete with Harvia's wood-fired hot tub heater line.
- Sawo Inc: Finnish manufacturer of sauna heaters including wood-burning models. Comparable product category, stainless steel construction, and European export footprint; competes with SSF for OEM and replacement heater business.
- EOS Saunatechnik GmbH: German manufacturer of sauna heaters and stove equipment. Overlaps with SSF on wood-fired hot tub heater technology and shares the same CE/European regulatory framework; a relevant European competitor for hot tub OEM customers.
- IKI-Kiuas Oy: Finnish maker of wood-burning sauna stoves and hot tub heaters with stainless steel construction. Direct technology overlap with SSF's submersible/external/integrated hot tub heater range and serves a similar Nordic and broader European OEM customer base.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks5 records
Key highlights6 records
Customer concentration
SSF social profiles
Digital presenceSSF compliance and trust
Trust signalCompliance1 record
SSF financial estimates
Financial estimateRevenue estimate
Valuation estimate
SSF leadership team
Management profileNumber of profiles
Profiles4 records
SSF funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
SSF 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 SSF
What does SSF do?
SSF manufactures stainless steel wood-fired hot tub heaters (submersible, external, and integrated variants in AISI 316 and AISI 304 grades) and fiberglass hot tub liners for wood-fired hot tub producers. The company also provides private label manufacturing and custom drawing-to-production projects, all CE certified with a 2-year manufacturer warranty.
Is SSF a public or private company?
SSF is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was SSF founded?
SSF was founded in 2008. It employs 51 to 100 people.
Where is SSF based?
SSF is headquartered in Raseiniu, Lithuania, in the Europe region.
How does SSF make money?
Three revenue lines are on record. Hot Tub Heaters are the primary driver. The others are hot Tub Liners and private Label Production.
Who are SSF's main competitors?
Broad incumbents on record are Kirami Oy, Balboa Water Group and Tulikivi Oyj. Direct peers are Narvi Oy, Harvia Oyj, Sawo Inc, EOS Saunatechnik GmbH and IKI-Kiuas Oy.
Does SSF have an API?
No public API is recorded for SSF.
What industry is SSF in?
SSF's product category is Hot Tub Components & Equipment. Its primary akta.pro industry code is IMAHAKAD, Boilers, Furnaces & Process Heating Equipment. Its NAICS code is 333414 and its SIC code is 3433.