Trinetics Group

What Trinetics Group does

Trinetics Group, operating as Stern Brands, Inc., is a US-based advanced contract manufacturer specializing in precision plastic welding, cable and wire harness assembly, and full turnkey assembly and kitting. Founded in 1975 and headquartered in a 10,000 sq ft facility on Florida's Space Coast in Melbourne, the company holds patented methods in ultrasonic, spin, and infrared plastic welding and has developed proprietary equipment including the Model 4500 HTCI-H high-speed heat staker and Model 8000/8050 non-contact infrared welding systems. The company operates an in-house precision machine shop for custom horn and fixture design and offers rapid prototyping via CNC machining, SLA/FDM 3D printing, and laser cutting.

The firm is ISO 9001:2015 certified (DEKRA), holds Women-Owned Small Business status (SBA), and maintains federal procurement registrations (UEI, CAGE, DUNS, NAICS 339999). Its customer base includes General Dynamics, L3Harris, Boston Whaler, Bepco, Terumo, and Cinch across aerospace, defense, automotive, medical, and industrial sectors, with services delivered exclusively to US companies. Revenue is generated through three streams: contract manufacturing services (professional services), custom machine manufacturing (hardware sales), and Dukane Ultrasonics equipment sales and service in Florida (managed services). The company is family-owned and led by CEO Sara T. Stern, with operations described as leveraging machine learning to enhance production capacity and quality, though no specific AI applications, models, or outcomes are disclosed.

Name

Trinetics Group

Legal name

Stern Brands, Inc.

Website

https://trineticsgroup.com

Company type

Private

Founded year

1975

Operating status

Operating

Headcount range

11–50 employees

Short description

Trinetics Group is a US-based, woman-owned contract manufacturer specializing in patented precision plastic welding (ultrasonic, infrared, spin), cable and wire harness assembly, and turnkey assembly services for aerospace, defense, automotive, medical, and industrial customers exclusively in the United States.

Ownership category

akta.pro rank

Product category

Contract Manufacturing Services

NAICS

Industrial Machinery Manufacturing (33324), All Other Industrial Machinery Manufacturing (333248)

SIC

Special Industry Machinery, Nec (3559), Gaskets, Packg & Sealg Devices & Rubber & Plastics Hose (3050)

akta.pro primary industry

Welding, Joining & Soldering Equipment (Arc, Resistance, Friction, Brazing) (IMAHADAH)

akta.pro secondary industries

CNC Machine Tools (Turning, Milling, Machining Centers) (IMAHADAA), Additive Manufacturing (3D Printing of Plastics) (IMANAOAO)

Keywords

• Plastic welding services
• Contract manufacturing
• Wire harness assembly
• Rapid prototyping
• Turnkey assembly

Headquarters

HQ city

Melbourne

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Contract Manufacturing Services: Full turnkey manufacturing and assembly services including plastic welding, cable & wire harness, assembly & kitting, and rapid prototyping. Services are provided exclusively to US companies as a woman-owned small business.
2. Custom Machine Manufacturing: Design, build and deliver custom plastic welding machines specific to customer products and budget requirements. Machines can be built for internal use with turn-key supplier arrangement for finished goods.
3. Dukane Ultrasonics Equipment Sales and Service: Serve as Sales Engineers and Service provider for Dukane Ultrasonics throughout Florida, providing equipment sales, application analysis, and technical support.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

Trinetics Group is an advanced contract manufacturer providing plastic welding services (ultrasonic, infrared, spin, extrusion, and hot gas), custom cable and wire harness assembly, and full turnkey assembly and kitting. The company operates out of a 10,000 sq. ft. facility on Florida's Space Coast and serves US enterprise customers in aerospace, defense, automotive, medical, communications, and industrial sectors. It also designs and builds proprietary plastic welding equipment and offers rapid prototyping via CNC machining, SLA/FDM 3D printing, and laser cutting.

Product overview

Trinetics Group is a woman-owned small business (WOSB) and ISO 9001:2015 certified advanced contract manufacturer offering precision plastic welding and electronic assembly services. The company's core offerings include multiple plastic welding technologies—ultrasonic, infrared, spin, extrusion, and hot gas welding—alongside cable and wire harness assembly, rapid prototyping (CNC machining, SLA/FDM 3D printing, laser cutting), and full turnkey assembly and kitting services. The product portfolio centers on their proprietary welding equipment (Model 4500 HTCI-H machine, Model 8050 IR bench welder, Model 8000 infrared system) and custom tooling (horns and fixtures) designed in-house. Services support diverse industries including aerospace, defense, automotive, medical, and consumer electronics, with manufacturing operations based in Melbourne, Florida on the Space Coast.

Differentiator

Problem solved

Functional benefit

Products and services

• Ultrasonic Welding

Quantifiable outcome

• 75% energy efficiency savings with infrared welding compared to hot plate methods

Named customers6 records

Segments6 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Partnerships

Two partnerships are on record, tiered core and minor.

• Dukane UltrasonicscoreTechnology or IntegrationTrinetics Group is a proud partner of Dukane Ultrasonics, serving as Sales Engineers and Service provider throughout Florida. They utilize Dukane's patented iQ Advanced Servo Welders and provide application analysis, equipment sales, and technical support for Dukane ultrasonic welding systems.
• ManometminorStrategic or Co-development PartnerTrinetics Group partnered with Manomet, a nonprofit organization committed to science-based decisions and coastal ecosystem improvement, to measure their ESG sustainability performance using the Root360 toolkit.

Scale indicators5 records

Recent moves5 records

Expansion highlights5 records

Direct peers

• Dukane Ultrasonics: Manufacturer of ultrasonic welding equipment and integrator; partner of Trinetics Group and the supplier of the iQ Advanced Servo Welders Trinetics deploys. Directly comparable as both a competitor in plastic welding services and a strategic equipment vendor.
• Sonics & Materials: Manufacturer of ultrasonic welding equipment and provider of ultrasonic plastic welding services and contract manufacturing. Comparable to Trinetics in core plastic welding technology and contract services.
• Herrmann Ultrasonics: Global supplier of ultrasonic welding systems and turnkey automation for plastic joining. Comparable to Trinetics in ultrasonic welding technology, custom tooling (sonotrodes), and application engineering.
• Kintz Plastics: Custom plastic contract manufacturer offering injection molding, ultrasonic welding, and assembly. Comparable to Trinetics as a smaller-scale plastic assembly and welding contract manufacturer serving industrial and OEM customers.
• Forward Plastic (Forward Innovations): Custom plastic injection molding and assembly contract manufacturer offering ultrasonic welding and turnkey assembly. Comparable to Trinetics as a contract manufacturer serving similar OEM customers with plastic welding as a value-added process.
• Toman Thermo Bond: Custom plastic welding and assembly contract manufacturer offering ultrasonic, spin, hot plate, and other welding processes. Highly comparable to Trinetics in welding process breadth, customer base, and contract manufacturing positioning.

Broad incumbents

• Jabil: Global Tier-1 contract manufacturer offering plastic part design, molding, assembly, and welding across aerospace, defense, medical, and automotive. Comparable in end markets and contract manufacturing model, though at massively larger scale.
• Flex (Flextronics): Global Tier-1 contract manufacturer serving aerospace, defense, medical, and automotive with broad assembly and plastic integration capabilities. Overlaps with Trinetics in contract manufacturing and aerospace/defense customer base, but at much greater scale.
• Emerson (Branson Ultrasonics): Diversified industrial conglomerate whose Branson Ultrasonics division is a leading global supplier of ultrasonic and vibration welding equipment and services. Comparable in plastic welding technology but with vastly broader product portfolio and global scale.
• Sanmina: Global EMS/contract manufacturer with plastics, cable assembly, and box build capabilities serving aerospace, defense, medical, and industrial customers. Comparable end markets and assembly capabilities, at substantially larger scale.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/trineticsgroup

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

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 Trinetics Group