Bellows Systems
- Company typePrivate
- Founded1980
- HeadquartersHouston, United States
- Headcount11–50
- GTM typeB2B
- OfferingHardware or Manufacturing
Bellows Systems firmographics
Firmographics- Name
- Bellows Systems
- Legal name
- Bellows Systems, Inc.
- Website
- https://bellows-systems.com
- Company type
- Private
- Founded year
- 1980
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Ownership category
- akta.pro rank
Where Bellows Systems is headquartered
LocationHeadquarters
- HQ city
- Houston
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Bellows Systems business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Personnel, Supply Chain, Operations, Technology or R&D, Marketing or Sales, Infrastructure
Revenue model
- Custom Metal Bellows: Custom engineered metal bellows manufactured to customer specifications for various industrial applications including aerospace, oil & gas, power generation, and marine.
- Expansion Joints: Standard and custom expansion joints including single, universal, hinged, gimbal, pressure balanced, externally pressurized, rectangular, and thick wall designs. Revenue from product sales with engineering support.
- Exhaust Systems and Manifolds: Complete exhaust systems and manifolds for industrial engines including Caterpillar, Waukesha, Solar Gas Turbines, White Superior, ALCO, Clark, Cooper Bessemer, Ingersoll Rand, and other major brands.
- Engineering Services: In-house engineering support for custom design, new design development, and client bellows design verification per desired requirements and standards.
- Testing and Qualification Services: Extensive testing and qualification services including cyclic fatigue testing, pressure testing, axial spring rate validation, UT, RT, and dye penetrant testing.
- Replacement Parts: OEM and aftermarket replacement bellows, expansion joints, and components for legacy engines and equipment including direct replacement parts for Ingersoll Rand and Cooper Bessemer engines.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Pay-as-you-go | Custom Quote-Based Pricing |
Go-to-market motion2 records
Distribution channels4 records
Marketing channels9 records
Bellows Systems product offering
Product offeringCore offering
Bellows Systems is a custom manufacturer of metal bellows, metal expansion joints (single, universal, hinged, gimbal, pressure balanced, externally pressurized, rectangular, thick wall), rubber and fabric expansion joints, exhaust bellows, and exhaust manifolds for industrial engines. Production is anchored by hydroforming (Kopperman), qualified welding (GTAW/GMAW/FCAW, AWS D17.1/D17.2), NADCAP-accredited resistance seam welding, and in-house engineering, fabrication, and testing services. Products are engineered to EJMA standards and certified to ISO 9001:2015 and AS9100D:2016 for aerospace-grade applications.
Product overview
Bellows Systems is a manufacturer of custom metal bellows, expansion joints, and exhaust systems. The company offers a comprehensive portfolio of products including Metal Bellows (single ply, two ply, multi ply), Metal Expansion Joints (Single, Universal, Hinged, Gimbal, Pressure Balanced, Externally Pressurized, Rectangular, Thick Wall), Rubber Bellows, Fabric Expansion Joints, Exhaust Bellows for various engine brands, and Exhaust Manifolds. The product portfolio is complemented by custom engineering, fabrication, and testing services. The company also produces Kopperman Bellows (hydroformed) and KVS Expansion Joints (direct replacements for Ingersoll Rand). Products serve diverse industries including Oil & Gas, Power Generation, Aerospace & Defense, Marine, Automotive, Pulp and Paper, and Industrial/OEM applications.
Differentiator
Problem solved
Functional benefit
Brands
- Kopperman: One of the oldest manufacturers of expansion joints, established in 1894. Bellows Systems manufactures the Kopperman™ Bellows using hydroforming method.
Products and services
- Metal Bellows Custom and standard metal bellows in single ply, two ply, and multi ply configurations that absorb movement, vibration, and thermal expansion in piping systems across oil & gas, power generation, aerospace, marine, and industrial applications.
- Metal Expansion Joints Comprehensive line of metal expansion joints covering Single, Universal, Hinged, Gimbal, Pressure Balanced, Externally Pressurized, Rectangular, and Thick Wall designs engineered to EJMA standards for thermal expansion, movement accommodation, and vibration isolation in industrial piping.
- Rubber Bellows Rubber bellows designed for vibration isolation, misalignment accommodation, and movement absorption in industrial systems.
- Fabric Expansion Joints Custom fabric expansion joints engineered for industrial ductwork applications to handle thermal movements, isolate vibration, and accommodate misalignment.
- Exhaust Bellows Engineered exhaust bellows and expansion joints for industrial engines including Caterpillar, Waukesha, Solar Gas Turbines, White Superior, and ALCO engines.
- Exhaust Manifolds Custom exhaust manifolds manufactured for industrial engines including Clark, Cooper Bessemer, DeLaval, White Superior, Worthington, and Ingersoll Rand/Dresser Rand.
- Custom Engineering Services Full in-house engineering support covering custom bellows design, new design development, and verification of customer bellows designs per required specifications and industry standards.
- Custom Fabrication Services Custom fabrication services including manual and semi-automatic welding (GTAW, GMAW, FCAW) backed by 100+ qualified welding procedures across diverse material combinations.
- Testing and Qualification Services In-house testing and qualification including cyclic fatigue, pressure testing, axial spring rate validation, ultrasonic and radiographic testing (qualified third-party), dye penetrant, and hydrostatic pressure testing.
- Kopperman Bellows Proprietary hydroformed bellows line under the Kopperman brand (heritage since 1894), manufactured using high-pressure fluid forming for complex convolution shapes in single ply and multi-ply configurations.
- KVS Expansion Joints Direct replacement expansion joints for Ingersoll Rand exhaust systems designed as drop-in replacements for OEM part numbers 1R20959B and 1R20959D with improved bellows cycle life.
Quantifiable outcome
- 100 expansion joints delivered for Texas peaker power plant cooling system
- +2 more outcomes
Companies that use Bellows Systems
Customer profileNamed customers15 records
Segments8 records
Ideal customer profiles4 records
Bellows Systems technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature6 records
Bellows Systems partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- BechtelflagshipBellows Systems was selected by Bechtel to design and manufacture expansion joints for NASA's Mobile Launcher 2 project at Kennedy Space Center. Bellows Systems supplies multiple sizes of metal expansion joints manufactured at its Houston facility. Bechtel National Inc. is the prime contractor for NASA's ML2 which will be the ground platform structure used to launch the Space Launch System (SLS) Rocket and Orion spacecraft to the Moon.
Scale indicators6 records
Recent moves6 records
Expansion highlights5 records
Bellows Systems competitors and assessment
Company assessmentDirect peers
- Senior plc: UK-listed global manufacturer of high-precision engineered components including metal bellows, expansion joints, and fluid conveyance products serving aerospace, defense, energy, and industrial markets — directly comparable in product mix, customer base, and custom-engineered model.
- Technetics Group: Designer and manufacturer of engineered bellows, expansion joints, and sealing solutions for semiconductor, aerospace, nuclear, and industrial process markets — competes head-to-head with BSI in custom metal bellows and high-purity/critical-service applications.
- Dynatect (formerly Dynacraft): US manufacturer of protective bellows, way covers, and engineered flexible components for industrial machinery, automation, and heavy equipment — comparable in custom metal/rubber bellows production and industrial customer base.
- EFCO (Engineered Flexible Components): US-based manufacturer of engineered expansion joints and flexible connectors for piping systems serving power, refinery, and petrochemical customers — directly comparable in expansion joint product family and O&G/power generation customer mix.
- BOA Group: Global specialist in metal bellows, expansion joints, and flexible elements for automotive, industrial, and aerospace applications — comparable custom engineering model and multi-industry end-market exposure.
- Unaflex: Manufacturer of expansion joints, flexible connectors, and ducting for industrial piping systems in power, chemical, and marine markets — comparable as a specialist expansion joint fabricator serving process industries.
Broad incumbents
- Garlock (Enpro Industries): Diversified manufacturer of industrial sealing products (gaskets, packing, expansion joints) under Enpro — broader portfolio but directly overlaps with BSI's fluid sealing and expansion joint products across chemical, power, and O&G.
- Kadant Inc. Diversified industrial equipment supplier with components used in process industries including expansion joints and sealing-related products — serves pulp/paper and process industries, an adjacent competitive set to BSI's industrial and O&G segments.
Emerging players
- Flex-A-Seal: Niche US manufacturer specializing in mechanical seals and bellows seals for pumps and rotating equipment — smaller and more focused than BSI but competes in custom metal bellows engineering for industrial and process applications.
- AEROSUP (Aerospace Bellows & Expansion Joints): European specialist in bellows and flexible elements for aerospace and industrial applications — a smaller, more focused competitor that mirrors BSI's aerospace-certified, custom-engineered approach in the European market.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights6 records
Customer concentration
Bellows Systems social profiles
Digital presenceBellows Systems compliance and trust
Trust signalCompliance3 records
Bellows Systems financial estimates
Financial estimateRevenue estimate
Valuation estimate
Bellows Systems leadership team
Management profileNumber of profiles
Profiles1 record
Bellows Systems subsidiaries and ownership
Company hierarchySubsidiaries1 record
Bellows Systems funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Bellows Systems 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 Bellows Systems
What does Bellows Systems do?
Bellows Systems is a custom manufacturer of metal bellows, metal expansion joints (single, universal, hinged, gimbal, pressure balanced, externally pressurized, rectangular, thick wall), rubber and fabric expansion joints, exhaust bellows, and exhaust manifolds for industrial engines. Production is anchored by hydroforming (Kopperman), qualified welding (GTAW/GMAW/FCAW, AWS D17.1/D17.2), NADCAP-accredited resistance seam welding, and in-house engineering, fabrication, and testing services. Products are engineered to EJMA standards and certified to ISO 9001:2015 and AS9100D:2016 for aerospace-grade applications.
Is Bellows Systems a public or private company?
Bellows Systems is a private company. It is classified as private equity controlled and is currently operating.
When was Bellows Systems founded?
Bellows Systems was founded in 1980. It employs 11 to 50 people.
Where is Bellows Systems based?
Bellows Systems is headquartered in Houston, United States, in the North America region.
How does Bellows Systems make money?
Six revenue lines are on record. Custom Metal Bellows are the primary driver. The others are expansion Joints, exhaust Systems and Manifolds, engineering Services, testing and Qualification Services and replacement Parts.
Who are Bellows Systems's main competitors?
Direct peers on record are Senior plc, Technetics Group, Dynatect (formerly Dynacraft), EFCO (Engineered Flexible Components), BOA Group and Unaflex. Broad incumbents are Garlock (Enpro Industries) and Kadant Inc.. Emerging players are Flex-A-Seal and AEROSUP (Aerospace Bellows & Expansion Joints).
Does Bellows Systems have an API?
No public API is recorded for Bellows Systems.