What Tat Lee Engineering Pte Ltd does

Tat Lee Engineering Pte Ltd is a Singapore-based industrial sealing-technology company that manufactures, distributes, and supplies gaskets, seals, specialty lubricants, and silicone sealants to process-industry customers in Singapore and the wider Southeast Asian region. The company's product portfolio centers on its own proprietary brands — ProSeel® gaskets (in production since 2002) and Prolas™ recyclable flange gaskets (launched 2023 with NSF potable-water certification) — complemented by licensed or distributed partner lines including Frenzelit® gasket materials (novapress®, novaphit®), MOLYKOTE™ specialty lubricants (Dow/DuPont), DOWSIL™ silicone sealants (Dow), Techlok Clamp Connector®, and SPO Compact Flange® compact-flange technology. Its end-customers are plant owners and contractors in refineries, petrochemical plants, power-energy plants, shipbuilding and repair yards, semiconductor manufacturing, water-treatment facilities, and general industrial manufacturing, with the company explicitly claiming the position of largest gasket manufacturer in Singapore.

The company makes money through a mix of physical-product hardware sales (own-brand and distributed gaskets, lubricants, silicone sealants) and professional/managed services including shutdown and turnaround support, gasket redesign to ASME and API standards, on-site mobile caravan service, technical training, and managed spare-parts logistics. Pricing is quote-based and engagement-driven (phone, email, WhatsApp, web forms), with a small e-commerce storefront as a supplementary channel; the company operates from a single headquarters at 2 Chin Bee Avenue, Singapore, with a total headcount of approximately 15 employees. The business is privately held, has no disclosed institutional ownership or external funding, and traces its origins to 1967 (with the current Pte Ltd entity established in 1973), giving it more than five decades of operating history in the regional refinery and petrochemical supply chain.

Strategically, Tat Lee's positioning rests on three reinforcing pillars: a niche own-brand manufacturing franchise in ProSeel® / Prolas™ that is differentiated on circular-economy and certified potable-water attributes; a multi-principal distribution portfolio that lets it bundle complementary sealing, lubrication, and silicone product lines into a one-stop maintenance offering; and an embedded service layer (shutdown support, gasket redesign, training, caravan logistics) that ties the company into customer turnaround planning cycles and raises switching costs in specification-driven industrial procurement. The strategic posture is incremental and niche-defensive rather than scale-aggressive: expansion signals are concentrated in product-line extensions, channel additions, and vertical diversification (water, semiconductor) rather than headcount expansion, geographic buildout, or inorganic moves.

Name

Tat Lee Engineering Pte Ltd

Legal name

Tat Lee Engineering Pte Ltd

Website

https://tatlee.com.sg

Company type

Private

Founded year

1967

Operating status

Operating

Headcount range

11–50 employees

Short description

Tat Lee Engineering is a Singapore-based industrial sealing-technology manufacturer and distributor that supplies gaskets, seals, specialty lubricants, and silicone sealants — including its own ProSeel® and Prolas™ brands — to refineries, petrochemical, power, marine, and manufacturing customers in Singapore and Southeast Asia.

Ownership category

akta.pro rank

Product category

Industrial Sealing Solutions

NAICS

Gasket, Packing, and Sealing Device Manufacturing (339991)

SIC

Gaskets, Packg & Sealg Devices & Rubber & Plastics Hose (3050), Fabricated Rubber Products, Nec (3060)

akta.pro primary industry

Seals, Gaskets & O-Rings (Industrial Elastomer) (IMANALAC)

akta.pro secondary industry

Seals, Gaskets & Fluid Connectors (O-rings, packings, rotary seals, quick couplers) (IMAHAGAI)

Keywords

• Industrial gaskets
• Sealing technology
• Gasket manufacturing
• Specialty lubricants
• Shutdown support services

Headquarters

HQ city

Singapore

HQ country

Singapore

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Gasket Products: Manufacturing, distribution and supply of broad range of gaskets including ProSeel® brand, Kammprofile, Spiral Wound, Ring Type Joint gaskets. Custom-made gasket solutions.
2. Shutdown Support Services: On-site engineering services during plant maintenance turnarounds including gasket specification review, pre-service assessment, design recommendations, mobile service unit.
3. Technical Services: Gasket re-design service (ASME & API), troubleshooting, technical presentations and seminars, gasket and materials testing.
4. Training Services: Customised gasket training courses tailored to various requirements and skill sets for customer engineers and technicians.
5. Caravan System & General Supply: Managed spare parts programme with logistics, order and data management, and customer service for clients focusing on core business.
6. Specialty Lubricants: Distribution of MOLYKOTE™ specialty lubricants including greases, pastes, compounds, lubricating oils, coatings, and dispersions.
7. Performance Silicone Materials: Distribution of DOWSIL™ silicone sealants for protection, sealing, electrical and electronic applications.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels4 records

Core offering

Tat Lee Engineering manufactures, distributes, and supplies industrial gaskets and sealing solutions for pipelines and equipment in refineries, petrochemical, power, marine, and manufacturing plants. Its portfolio includes proprietary ProSeel® and Prolas™ gasket brands, distributed Frenzelit®, MOLYKOTE™ lubricants, and DOWSIL™ silicone sealants, supported by on-site shutdown/turnaround engineering services, technical gasket re-design, training, and a managed spare parts caravan program.

Product overview

Tat Lee Engineering Pte Ltd is an industrial sealing technology company established in 1973 (with founding traced to 1967) that manufactures, distributes, and supplies a broad range of gaskets and sealing solutions. The company operates primarily in the B2B industrial sector serving refineries, petrochemical plants, power energy plants, shipbuilding, and manufacturing industries. Their product portfolio centers on their proprietary ProSeel® and Prolas™ gasket brands, complemented by partner brand products including Frenzelit® gasket materials (novapress® and novaphit® lines), MOLYKOTE™ specialty lubricants, and DOWSIL™ silicone sealants. Compact sealing solutions include Techlok Clamp Connector® and SPO Compact Flange® products. The company also provides associated services including shutdown support, caravan/general supply management, technical services (gasket re-design, testing), and training.

Differentiator

Problem solved

Functional benefit

Brands

• ProSeel®: Own brand of gaskets produced by Tat Lee since 2002, supplied to major refineries and petrochemical plants in Singapore and the region. Tat Lee claims to be the largest manufacturer of gaskets in Singapore.
• Prolas™

Products and services

• ProSeel® Gaskets Proprietary gasket brand manufactured by Tat Lee Engineering, claimed as the largest manufacturer of gaskets in Singapore. Custom-made to customer specifications and used in refineries, petrochemical, and other process plants.
• Prolas™ Recyclable Flange Gaskets Recyclable flange gaskets for fluid delivery with superior long-term sealing performance. NSF certified for potable water. Operates on a circular economy model where replaced gaskets are collected and recycled into new production.
• Kammprofile Gaskets Two-part seal comprising a precision-engineered grooved metal core with soft sealing material bonded to either side. Combines hard and soft sealing technologies to deliver gas tightness and joint integrity.
• Spiral Wound Gaskets Spiral of alternating metal strips and softer filler material providing structural support and excellent sealing. Available in various metals and filler materials for different applications.
• Ring Type Joint Gaskets Precision-engineered solid metal gaskets forming metal-to-metal seals with flanges. Designed for high-pressure applications with 'RX' and 'BX' pressure-activated variants.
• Techlok Clamp Connector® Compact pipe connection system using only four bolts (vs 4-24 for ANSI/API flanges), eliminating alignment problems. Rated for applications of 60,000psi and above, with low-weight advantage for offshore use.
• SPO Compact Flange® Compact flange used globally since 1989 for offshore, onshore, and subsea applications. Weighs 70-82% less than conventional flanges with double sealing action to prevent hydrocarbon releases. Designed per ASME VIII Div 2 and ANSI/ASME B31.3.1.
• novapress® Universal (PS 8900) Gasket Material High-quality aramide fibre gasket with NBR bonding — good tensile strength, excellent stress relaxation, very low gas leakage, and good oil resistance. Distributed under the Frenzelit partnership.
• novapress® Basic (PS 8800/ZW 8800) Gasket Material Aramide fibre gasket with NBR — good media resistance, good stress relaxation, high pressure resistance, and excellent value. Distributed under the Frenzelit partnership.
• novaphit® SSTC (PS 6600) Gasket Material TUV-certified graphite gasket solution for oval closure lids, satisfying TRD 401 requirements in testing category D (250°C / 40 bar). Features a graphite layer and expanded metal insert.
• MOLYKOTE™ Specialty Lubricants Six types of specialty lubricants from DuPont/Dow: greases, pastes, compounds, lubricating oils, coatings, and dispersions. Designed for industrial lubrication problems under heavy loads and harsh conditions.
• DOWSIL™ Silicone Sealants High-performance silicone-based sealants (heritage Dow Corning brand) stable across wide temperature ranges, resistant to UV, radiation, and weather. Used in construction, electronics, automotive, aerospace, and industrial assembly/maintenance.
• Shutdown Support Services Engineer- and technician-supported service ensuring trouble-free supply of gaskets, seals, and consumables during plant maintenance turnarounds. Includes site visits, gasket specification review, pre-service assessment, design recommendations, and a rapid-response mobile service unit.
• Caravan System & General Supply Services Managed after-sales service with a spare parts programme covering logistics, order and data management, and customer service — letting clients focus on their core business.
• Technical Services Gasket re-design (ASME & API standards), troubleshooting, technical presentations and seminars, and gasket/materials testing for customer engineers and technicians.
• Training Services Customised gasket training courses tailored to varying requirements and skill sets for customer engineers and technicians.

Quantifiable outcome

• Prolas™ gaskets are NSF certified for potable water delivery
• +3 more outcomes

Named customers5 records

Segments6 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Three partnerships are on record, tiered core.

• Frenzelit GMBHcoreTechnology or IntegrationPartnership with Frenzelit GMBH, a leader in innovative gasket materials for more than a century. Tat Lee distributes Frenzelit's high-quality gasket materials including fiber gaskets, graphite gaskets, high-temperature mica gaskets, and PTFE gaskets. Brands include novapress® and novaphit® product lines.
• MOLYKOTE™ (Dow/DuPont)coreTechnology or IntegrationDistribution partnership for MOLYKOTE™ specialty lubricants designed to solve lubrication-related problems. Products include greases, pastes, compounds, lubricating oils, coatings, and dispersions for various industrial applications.
• DOWSIL™ (Dow/DuPont)coreTechnology or IntegrationDistribution partnership for DOWSIL™ high-performance silicone-based sealants (heritage Dow Corning). Products are stable over wide temperature ranges, resistant to UV rays, radiation and weather, used in construction, electronics, automotive, aerospace, and industrial applications.

Scale indicators4 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Frenzelit GmbH: German manufacturer of high-performance gasket materials (novapress®, novaphit®, graphite, mica, PTFE) with more than a century of history. Frenzelit is both a technology partner (Tat Lee distributes its products) and a direct competitor in industrial sealing.
• Leader Gasket Technologies: US manufacturer of gaskets and sealing products for industrial applications including refineries and chemical processing. Comparable product portfolio focused on engineered industrial gaskets.
• SPO Group / SPO Flanges: Norwegian originator of the SPO Compact Flange® technology that Tat Lee distributes; competes in compact-flange solutions for offshore and subsea. Direct comparable on premium offshore sealing technology.
• Flexitallic Group: Global manufacturer of static sealing products including spiral-wound gaskets, Kammprofile, and RTJs, with strong presence in oil & gas and petrochemical. Closely comparable product range and customer base to Tat Lee.
• James Walker: UK-based manufacturer of gaskets, seals, and packing for oil & gas, petrochemical, power, and marine. Overlapping product lines and end-market focus on safety-critical sealing.
• Garlock (EnPro Industries): US-based manufacturer of gaskets, packing, seals, and fluid-sealing products for refining, chemical, and power industries. Direct competitor in spiral-wound, Kammprofile, and RTJ gaskets — overlapping core product lines with Tat Lee.
• Klinger Group: Austrian-headquartered global manufacturer of gaskets, sealing products, and expansion joints serving refineries, petrochemical, power, and shipbuilding. Comparable on product mix, end markets, and engineered sealing solutions.
• Lamons (a GRI company): Manufacturer of gaskets and sealing products including spiral-wound and Kammprofile, serving oil & gas, petrochemical, and power. Direct product-line overlap and shared focus on turnaround/plant services.
• Teadit International: Manufacturer of gaskets, packing, and sealing products for process industries with global operations. Comparable in targeting refineries and petrochemical plants with engineered sealing solutions.

Broad incumbents

• Dow Inc. Parent of MOLYKOTE™ and DOWSIL™ specialty lubricants/sealants that Tat Lee distributes. While not a direct gasket competitor, Dow is a broad incumbent in industrial sealing adjacencies and a key partner brand owner.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/tat-lee-engineering-pte-ltd

Revenue estimate

Valuation estimate

Number of profiles

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 Tat Lee Engineering Pte Ltd