What Sansin does

Sansin is a privately held Canadian wood protection company founded in 1986 and headquartered in Strathroy, Ontario. The company develops and manufactures water-borne, penetrating wood stains, finishes, sealers, and treatment systems under brands including SDF, Classic 1-2-3, ENS, DEC, WoodForce, Resolution, Precision Coat, Purity, Eco2, Boracol, Aqua-Gard, FireStop, and Timber-Tec. Its core technology uses water as the carrier medium in place of petroleum solvents, allowing modified natural oils to penetrate wood fibers and protect substrates from within (UV, water resistance, breathability) rather than forming a surface film; this chemistry has been continuously refined over four decades and is backed by more than 10 years of independent outdoor exposure testing that underpins a 15-year limited warranty on Accoya wood finished with the Precision Coat KP-System.

Sansin serves a diversified customer base spanning homeowners and residential builders (exterior and interior wood protection), architects and engineers designing mass timber and large commercial projects, log home and timber-frame contractors, OEMs and wood manufacturers (via the sansinfactoryfinish.com factory-finish subsidiary), and owners of large projects (via the Sansin Care maintenance program). Distribution is conducted exclusively through an independent dealer network across Canada, the United States, the Caribbean, and Europe (where the company operates through partner Timbertek), supplemented by the company's sansin.com website and the dedicated OEM factory-finish channel. Revenue is generated through one-time unit-based product sales; pricing is dealer-dependent and not publicly disclosed.

The company's go-to-market combines an enterprise/field sales motion targeting OEMs and architectural projects, a channel-partner motion via its independent dealer network (with co-op advertising, training through Sansin University, and a Club 1986 loyalty program), and a light direct-to-consumer presence through website-driven dealer referrals. Sansin operates regional offices in Strathroy, Ontario; West Warwick, Rhode Island; and Amsterdam, Netherlands. Marketing is reinforced by annual brand programs including a Color of the Year and the Wood Design & Building Award, both of which signal continued investment in the architectural and design-build communities.

Name

Sansin

Legal name

The Sansin Corporation

Website

https://sansin.com

Company type

Private

Founded year

1986

Operating status

Operating

Headcount range

11–50 employees

Short description

Sansin is a privately held Canadian wood protection company, founded in 1986, that develops water-borne, penetrating wood stains, finishes, and treatment systems sold through an independent dealer network and an OEM factory-finish subsidiary across North America, the Caribbean, and Europe.

Ownership category

akta.pro rank

Product category

Wood Coatings and Finishes

NAICS

Wood Preservation (321114)

SIC

Adhesives & Sealants (2891)

akta.pro primary industry

Wood Coatings & Finishes (IMAEAGAG)

akta.pro secondary industries

Wood Treatment & Specialty Preservatives (IMAEABAO), Wood Treatment & Preservation for Engineered Wood Products (IMAMACAM)

Keywords

• Wood coatings
• Water-borne stains
• Exterior wood protection
• Log home finishes
• Factory wood finishing

Headquarters

HQ city

Strathroy

HQ country

Canada

HQ region

North America

Offices3 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales

Revenue model

1. Wood Coating and Finish Products: Sansin generates revenue primarily through the sale of its water-borne wood protection products including stains, finishes, sealers, cleaners, and treatment systems. Products are sold through independent dealers and directly via the company website. The company also sells factory finishes through its sansinfactoryfinish.com subsidiary.

Pricing tiers

Go-to-market motion3 records

Distribution channels4 records

Marketing channels6 records

Core offering

Sansin develops, manufactures, and sells environmentally friendly, water-borne wood protection products including penetrating stains, finishes, sealers, cleaners, fire retardants, and treatment systems for interior, exterior, and log-home applications. Products are sold under standalone branded lines such as SDF, Classic 1·2·3, ENS, WoodForce, Precision Coat, Purity, and Boracol, distributed through an independent dealer network, the company website, and a dedicated OEM factory-finishes subsidiary.

Product overview

Sansin is a wood protection company specializing in environmentally-friendly, water-borne interior and exterior wood products and technologies. The core product portfolio includes SDF (penetrating finish for exterior/interior wood), Classic 1·2·3 (three-coat system for log homes and timber structures), and ENS (durable two-coat finish for various surfaces). These are complemented by complementary products including DEC for decks, WoodForce for weathered aesthetics, Resolution and SDF Topcoat for enhanced protection, Purity line for interior finishes, and specialized products like FireStop (fire retardant), Boracol (decay/insect protection), Aqua-Gard (concrete protection), Timber-Tec (log home sealants), and various wood cleaners/maintenance products. The product line supports applications across exteriors (siding, decks, furniture, fascia/windows/doors), interiors (floors, walls, cabinetry), log homes, and fire retardant treatments. Sansin also offers factory finishes through Precision Coat and provides professional maintenance programs through Sansin Care.

Differentiator

Problem solved

Functional benefit

Brands

• WoodForce: Durable wood treatment product for natural weathering looks, colors and effects.
• Classic
• ENS
• SDF
• Precision Coat
• Boracol
• Eco2

Products and services

• SDF (Sansin Deck Finish) A penetrating finish for exterior or interior wood surfaces whose specially formulated oils and resins penetrate into wood, providing water resistance and UV protection in natural, semi-transparent, and solid colors, delivered in 2-3 coats. Designed for homeowners, builders, and contractors applying finish to decking, siding, and other exterior wood.
• Classic 1·2·3 A matte, three-coat penetrating system engineered for log homes and timber-frame structures that allows wood to breathe and prevents trapped moisture from rotting logs from within, applicable to wood with up to 21% moisture content. Sold to log-home builders, timber-frame contractors, and homeowners with log or timber-frame construction.
• ENS (Exterior 'N' Interior System) A durable, flexible two-coat finish for windows, doors, railings, siding, and decks, providing tough UV protection, excellent adhesion, and resistance to wear in gloss, satin, low-lustre, and extra-low-lustre sheens. Sold to homeowners, contractors, and commercial builders finishing varied exterior and interior wood surfaces.
• DEC (Deck Coat) A two-coat finish with tough UV protection, excellent adhesion, and wear resistance, designed specifically for horizontal deck surfaces with superior water repellency and durability. Sold to deck builders, homeowners, and contractors finishing residential decking.
• WoodForce A durable wood treatment system for natural weathered looks, colors, and effects, producing barnboard and vintage-wood aesthetics with environmentally friendly formulations that protect against water and UV degradation. Sold to homeowners, builders, and designers seeking reclaimed/weathered visual effects on new wood.
• Resolution A high-performing wood finishing topcoat applied over Sansin SDF base coat systems on substrates including siding, soffits, decks, logs, and timbers, delivering high durability against moisture and weathering. Sold to contractors and homeowners needing a topcoat over SDF base coats.
• Purity An interior wood finishes and stains product line offering low-VOC and zero-VOC options including Purity Stain, Purity Glacier, Purity Nature's Oil, Purity Clear, Purity Floor, and Purity 0-VOC Gel Stain for floors, walls, and cabinetry. Sold to homeowners, contractors, and designers finishing interior wood surfaces.
• Eco2 An environmentally friendly recycled wood finish derived from recycled exterior or interior Sansin wood finishing products that provides tough, effective one-coat protection for all exterior wood surfaces. Sold to homeowners, builders, and environmentally focused contractors.
• Boracol A diffusable, boron-based long-term wood preservative that eradicates and protects against fungi, mold, decay, and wood-destroying insects with low toxicity. Sold to homeowners, contractors, and restorers treating existing or new wood for decay and pest protection.
• Aqua-Gard A one-coat, clear, odorless, breathable water-repellent coating engineered to protect above-ground concrete and masonry from weather damage without discoloration. Sold to builders, contractors, and homeowners needing masonry and concrete water repellency.
• FireStop 97 A Class A one-coat flame spread protection fire-retardant finish for interior wood substrates, designed for code-driven fire-sensitive applications. Sold to commercial builders, contractors, and code-driven specifiers requiring fire-retardant wood finishes.
• Timber-Tec A chinking and sealant line including Timber-Tec Chinking and Timber-Tec Seal'n Hide, designed for sealing and chinking log-home structures. Sold to log-home builders, chinking applicators, and log-home owners.
• Wood Cleaners A wood preparation and maintenance product line including Wood Wash, Wood Lightener, Wood Strip, and Multi-Wash cleaners used to prepare wood surfaces before finishing or to maintain treated wood. Sold to homeowners, contractors, and restorers preparing/maintaining wood surfaces before or after finishing.
• Precision Coat A factory-applied finish product line (including the Precision Coat KP-system) sold through sansinfactoryfinish.com for industrial wood coaters and OEMs needing consistent high-volume wood finishing, supporting 15-year limited warranty programs on Accoya substrates. Sold to wood-product manufacturers and OEM finishers.
• KP-14 A vapor-permeable barrier coating for wood that provides breathable protection while allowing moisture to escape from substrates. Sold to builders, architects, and contractors needing breathable water-resistive barrier coatings on wood sheathing and panels.
• PressurePlus A one-step natural wood treatment formulated for pressure-treated lumber that provides enhanced protection on pressure-treated wood substrates. Sold to contractors and homeowners finishing pressure-treated lumber decks and outdoor structures.
• Stain Blocking Primer A stain-blocking primer for tannin-prone wood species such as Western Red Cedar, Redwood, Cypress, and Douglas Fir, required when applying white-colored stains to these substrates. Sold to contractors and homeowners finishing extractive-bleed-prone woods with white or light-colored stains.

Quantifiable outcome

• Up to 15-year coating performance warranty on Accoya wood finished with Precision Coat KP-system, based on 10+ years of independent outdoor exposure testing
• +1 more outcomes

Named customers4 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

One partnership is on record.

• Timbertek (Europe)coreChannel Partner/ Reseller/ Distributor · 16 October 2025Timbertek serves as Sansin's European office and contact point, operating from Amsterdam, Holland. They manage European distribution and customer relations on behalf of Sansin, with email contact at [email protected].

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Olympic Stains (PPG): PPG-owned wood stain and deck care brand selling through retail and pro channels. Directly comparable to Sansin as a wood-stain specialist competing in the same decking/siding segments, though at much larger scale and with broader retail distribution.
• Behr (Sherwin-Williams): Behr Premium Deck, Fence & Siding Wood Finish is a direct competitor to Sansin's DEC and SDF product lines. Comparable on wood coating category and DIY/contractor end-use, though Behr sells through Home Depot and offers a broader portfolio including interior/exterior paint.
• Cabot Stains: Long-established wood care brand specializing in deck, siding, and outdoor wood stains. Closely comparable to Sansin's SDF, DEC, and ENS lines, particularly in the residential deck and siding protection segments.
• Penofin: Penetrating oil-based wood finish specialist targeting decks, siding, and fences. Directly comparable to Sansin's penetrating water-borne technology, both promoting deep wood penetration rather than surface film-forming.
• Messmer's: Specialty wood finish manufacturer focused on penetrating deck and siding stains. Comparable mid-sized niche player to Sansin, competing in the contractor and dealer channel for premium wood protection.
• Thompson's WaterSeal: Iconic wood sealer brand sold through retail channels, competing in the waterproofing and deck/siding protection segments where Sansin's SDF and DEC also compete. Similar end-use applications but different technology positioning.
• TWP (Total Wood Preservative): Wood preservative and stain brand targeting decks and exterior wood structures. Comparable to Sansin's Boracol and wood-treatment category, serving similar contractor and DIY customers.
• Osmo (Germany): German manufacturer of natural wood finishes based on oils and waxes. Comparable to Sansin as a specialist wood-finish brand focused on penetrating, breathable, eco-friendly formulations, particularly in the European architectural and flooring segments.

Broad incumbents

• Sherwin-Williams: Largest U.S. paint and coatings company with extensive wood finish brands (Minwax, Cabot, Behr). Broad incumbent in the wood coatings category that competes with Sansin through multiple brands across retail, pro, and industrial channels.
• PPG Industries: Global coatings conglomerate that owns Olympic Stains and competes broadly in architectural and industrial coatings. A broad incumbent whose wood-care portfolio overlaps significantly with Sansin's offerings but operates at much larger scale.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/@SansinEnviroStain
• Facebookfacebook.com/sansinwoodstain
• Instagraminstagram.com/sansincorp
• LinkedInlinkedin.com/company/sansin

Revenue estimate

Valuation estimate

Number of profiles

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Sansin