PETROSEAL

What PETROSEAL does

PETROSEAL is a privately held, family-owned French SARL founded in 1974 and headquartered in Saint-Romain-de-Colbosc, France, specializing in online leak sealing solutions for industrial customers. The company manufactures proprietary elastomer-based sealing compounds across five specialized product lines covering water/air/steam, hydrocarbons, acids, nuclear-grade (PMUC certified), and food-grade (FDA compliant) applications, supported by custom-engineered metallic clamp and enclosure systems (Colmex and Premex sub-brands) designed by five in-house engineers per ASME guidelines. Compounds are formulated for over 550 media types with temperature resistance from -180°C to 700°C and pressure resistance up to 240 bar.

PETROSEAL generates revenue through product sales of compounds and metallic enclosures, complemented by engineering design services with 24-hour response, technical consulting, and three-day partner training and certification programs conducted at its dedicated learning center. The go-to-market is enterprise field sales via dedicated sales engineers with 48-hour design turnaround and 7-day/week technical support, supplemented by a nine-language partner mobile application and industry trade show participation (including ADIPEC 2025). The company serves nine industrial verticals: oil refining, petrochemicals, gas infrastructure, fertilizers, nuclear power, offshore oil and gas, food and beverage, power generation, and paper mills, with documented active operations or presence in Europe (France), Africa (South Africa, Nigeria, Egypt, Ivory Coast, Libya, Algeria), the Middle East (via ADIPEC), and North America (United States).

The business is structured as a SARL with €120,000 share capital and a headcount of 11-50 employees, with Mr. Daniel Lamotte as the named legal representative. Ownership and control remain with the founding family, with no institutional investment, parent company, or public market listing disclosed. The company differentiates primarily through regulatory certifications (PMUC, FDA, ASME), 50 years of accumulated formulation expertise, and vertical integration from compound engineering to metallic enclosure manufacturing at a single French site.

Name

PETROSEAL

Legal name

PETROSEAL

Website

https://leaksealing.com

Company type

Private

Founded year

1974

Operating status

Operating

Headcount range

11–50 employees

Short description

PETROSEAL is a French family-owned manufacturer, founded in 1974, of proprietary elastomer sealing compounds and custom metallic clamps that enable online leak repair for oil and gas, petrochemical, nuclear, power, and food processing customers across more than 50 countries.

Ownership category

akta.pro rank

Product category

Industrial Leak Sealing Solutions

NAICS

Gasket, Packing, and Sealing Device Manufacturing (339991), Paint, Coating, and Adhesive Manufacturing (3255)

SIC

Gaskets, Packg & Sealg Devices & Rubber & Plastics Hose (3050), Adhesives & Sealants (2891), Oil & Gas Field Machinery & Equipment (3533)

akta.pro primary industry

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

Keywords

• Online leak sealing
• Industrial sealing compounds
• Metallic pipe enclosures
• Nuclear grade sealing
• Leak repair services

Headquarters

HQ city

Saint-romain-de-colbosc

HQ country

France

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Leak Sealing Solutions and Services: PETROSEAL generates revenue through the sale of proprietary sealing compounds, custom-manufactured clamps and enclosures, and associated engineering and consulting services for online leak sealing operations. The company provides end-to-end solutions from feasibility studies to engineering design and project follow-up.
2. Training and Certification: Three-day training programs conducted at PETROSEAL's dedicated learning center for partners worldwide, delivering theory and hands-on practice sessions with real-life sealing scenarios, culminating in official certification.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

PETROSEAL manufactures and supplies proprietary elastomer-based sealing compounds and custom metallic clamps/enclosures used to perform online (live-operations) leak repairs on industrial piping, flanges, valves, and heat exchangers. The company's compounds cover more than 550 media types across temperature ranges from -180°C to 700°C and pressures up to 240 bar, with specialized formulations for hydrocarbons (green sealants), acids, nuclear applications (PMUC certified), and food-grade processes (FDA compliant). In addition to physical products, PETROSEAL provides engineering design, 24/7 technical consulting, and training/certification services to industrial clients in oil refining, petrochemicals, gas, nuclear, power generation, food and beverage, and related sectors.

Product overview

PETROSEAL is a specialist provider of online leak sealing solutions with 50 years of experience since 1974. The product portfolio consists of four core service areas (Clamps & Enclosures, Consulting & Support, Engineering, and Training & Certification) complemented by proprietary sealing compounds across five specialized product lines: JNL 1240 Series (Water/Air/Steam), JNL 1241 Series (Hydrocarbons), SEB Series (Acids), NUC Series (Nuclear Grade), and JNL 1244A (Food Grade). The flagship products include Colmex and Premex clamp systems, supported by a digital partner application. All engineered solutions are manufactured in compliance with ASME guidelines, with compounds covering temperature ranges from -180°C to 700°C and pressures up to 240 bar.

Differentiator

Problem solved

Functional benefit

Brands

• Colmex: A cylindrical shell system divided into two parts, internally coated with elastomer, for medium pressure pipe leak repairs.
• Premex

Products and services

• Clamps & Enclosures Metallic sealing solutions including custom-engineered clamps and enclosures for leak containment in industrial piping systems, designed by in-house engineers for demanding environments with high-grade materials and ASME-compliant manufacturing.
• Colmex Cylindrical shell system divided into two parts, internally coated with elastomer, cut to size for leak positioning and compressed over pipe using heavy-duty hose clamps. Covers over 550 media types with three elastomer options.
• Premex Ready-to-use enclosure range where the leak is stopped by tightening linking studs to compress premoulded compound over and along the pipe; available for straight and 90° elbow pipes in a wide diameter range, delivered ready to install within 30 minutes.
• JNL 1240 Series Compounds High-performance sealing compounds for water, air, and steam applications with temperature range from -180°C to 700°C and pressure resistance up to 240 bar. Includes variants JNL 1240, JNL 1240B, JNL 1240B+ (fine particles), JNL 1240F (fiber reinforcement), JNL 1242, JNL 1243, JNL 1243F, JNL 1246, and JNL 1246B (elastic properties for thermal cycling).
• JNL 1241 Series Hydrocarbon Compounds Green sealing compounds specifically developed for hydrocarbon and by-product applications, designed to resist up to 700°C and 240 bar in oil, gas, and petroleum environments. Includes JNL 1241, JNL 1241B, JNL 1241B+, JNL 1241F, and JNL 1247 (reinjection compound).
• SEB Series Acid-Resistant Compounds Chemically resistant compounds for acid and corrosive by-product applications, designed for aggressive fluids including solvents, sulfates, nitrates, phosphates, fuels, and corrosive vapors in chemical processing and refining environments. Includes JNL 1249, JNL 1249F, SEB 50, and SEB 70.
• NUC Series Nuclear-Grade Compounds Ultra-pure PMUC-certified nuclear sealing compounds meeting Produits et Matériaux Utilisables en Centrale nucléaire standards with controlled halogen and sulfur content to prevent stress corrosion cracking in stainless steel installations. Includes NUC 40, NUC 40S, NUC 42, NUC 46, and NUC 46S; each production batch undergoes systematic laboratory testing and certification.
• JNL 1244A Food Grade Compound FDA-compliant food-safe sealing compound specifically developed for applications in the food, drinking water, and beverage industries; prevents product contamination, guarantees no transfer of sealing material into the process, and is compatible with sanitary process systems.
• Engineering Services Custom solution design services with tailored calculations and plans delivered within 24 hours of request; PETROSEAL custom-manufactures each metallic part to ensure millimeter-precise fit to the customer's infrastructure.
• Consulting & Support Services Expert technical advisory services with 24/7 availability for rapid response to urgent leaks, delivered via dedicated sales engineers and a proprietary mobile application providing compound information, selection guidance, expert request functionality, and tutorial videos.
• Training & Certification Three-day comprehensive training program at PETROSEAL's learning center covering theory and hands-on practice with real-life leak sealing scenarios, culminating in official certification for online leak sealing competency.

Quantifiable outcome

• Avoids production shutdowns by performing repairs under live operating conditions
• +4 more outcomes

Segments9 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Scale indicators3 records

Recent moves5 records

Expansion highlights5 records

Direct peers

• TEAM, Inc. Public US-listed provider of on-site specialty industrial services including on-line leak sealing, hot tapping, and field machining for oil & gas, petrochemical, and power customers—the closest scaled direct peer to PETROSEAL's online leak sealing offering.
• Furmanite: Historic on-site leak sealing and mechanical services brand (now part of TEAM/Aegion lineage) that historically competed head-to-head in online leak sealing compounds and enclosures for refinery and petrochemical operators worldwide.
• Aegion Corporation: Parent of Furmanite and other infrastructure services brands, providing on-site leak sealing, corrosion protection, and pipeline rehabilitation—directly comparable in customer base, service model, and regulatory exposure.
• Seal For Life Industries (Stopaq): Specialist in sealing, corrosion prevention, and rehabilitation compounds with comparable elastomer-based technology targeting oil & gas and industrial infrastructure—overlaps with PETROSEAL's compound portfolio.

Broad incumbents

• Sika AG: Swiss-listed global specialty chemicals company with a broad sealants and adhesives portfolio serving construction and industrial markets; overlaps with PETROSEAL's sealant and clamp business as a scaled incumbent.
• Henkel AG & Co. KGaA: Global adhesives and sealants major with industrial maintenance product lines; competes broadly with PETROSEAL's elastomer-based sealing compounds but serves a much wider portfolio of end markets.
• H.B. Fuller Company: Public US adhesives and sealants manufacturer with industrial maintenance and specialty tape/sealant offerings; comparable in product category but lacks PETROSEAL's on-site custom-engineering service model.
• Bostik (Arkema): Global adhesives and sealants business within Arkema, serving industrial assembly, construction, and packaging; adjacent competitor in the broader sealants category PETROSEAL addresses for industrial leak sealing.
• 3M Company: Diversified industrial conglomerate with sealing, bonding, and chemical products including compounds used in industrial maintenance; a broad incumbent whose portfolio overlaps with PETROSEAL's compound and enclosure offerings.

Emerging players

• BrandSafway: Global industrial services provider for maintenance, access, and specialty industrial solutions across oil & gas, power, and petrochemical sites—increasingly active in adjacent leak-sealing and asset integrity services.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/petroseal

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 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 PETROSEAL