What Source International does

Source International is an American-owned contract manufacturing intermediary established in 1988 and headquartered in Louisville, Kentucky, with operational offices in Xiamen, China and Ho Chi Minh City, Vietnam. The company serves industrial manufacturers and product brands seeking offshore OEM manufacturing through a network of ISO 9001 certified factories across 12 core manufacturing processes: plastic injection molding, rubber compression molding, CNC machining, sheet metal fabrication, tube rolling and fabrication, precision casting, aluminum extrusion, die casting, metal forging, gear hobbing, surface finishing, and product assembly. Supporting these capabilities are six service modules covering factory sourcing and vetting, Tech Pack product development, custom tooling, an award-winning quality assurance program, tariff optimization, customs clearance, and international freight forwarding.

The company generates revenue primarily through per-project manufacturing fees and managed supply chain service fees, with pricing based on quantities, specifications, tooling requirements, and annual throughput. Quotes are provided on a no-cost, no-obligation basis to qualified customers and are typically valid for 60-90 days, with multi-year contracts common for established programs. Source International reports handling over 20,000 containers annually with a 98% on-time delivery rate and less than 0.25% defect rate, serving customers across industrial manufacturing, automotive, aerospace, medical, HVAC, agriculture, foodservice, and consumer products verticals. The proprietary Source Information System (SIS) cloud portal provides customers with 24/7 real-time visibility into RFQs, orders, quality data, and logistics.

The go-to-market motion is exclusively direct enterprise sales targeting industrial manufacturers, supported by content marketing through blog, SEO, educational ebooks, case studies, and a Thomasnet verified supplier listing. The company is privately held with no disclosed institutional investor involvement, led by co-founder and president Steve Ullum. Headcount is reported at 101-250 employees, with a long-tenured team including engineers, quality technicians, product managers, and US-based cross-cultural liaisons.

Name

Source International

Legal name

Source International

Website

https://sourceint.com

Company type

Private

Founded year

1988

Operating status

Operating

Headcount range

101–250 employees

Short description

Source International is an American-owned OEM contract manufacturing intermediary founded in 1988, providing 12 precision manufacturing processes and integrated supply chain services to industrial manufacturers and product brands through ISO 9001 certified factories in China and Vietnam.

Ownership category

akta.pro rank

Product category

Contract Manufacturing Services

NAICS

Industrial Machinery Manufacturing (3332)

SIC

Wholesale-Industrial Machinery & Equipment (5084)

akta.pro primary industry

Sourcing Support & RFx Administration (RFI/RFP/RFQ) (BPAAAJAC)

akta.pro secondary industries

Contract Administration Support (PO/Contract Compliance) (BPAAAJAE), Compliance, Risk & Supplier Due Diligence (KYC/ESG/Sanctions) (BPAAAJAK)

Keywords

• Contract manufacturing services
• OEM manufacturing
• Precision machining services
• Injection molding services
• Supply chain management

Headquarters

HQ city

Louisville

HQ country

United States

HQ region

North America

Offices3 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. OEM Contract Manufacturing Services: Full-service OEM contract manufacturing covering product design, tooling, production, quality assurance, and delivery. Services span plastic injection molding, rubber compression molding, CNC machining, sheet metal fabrication, tube rolling, precision casting, aluminum extrusion, die casting, forging, gear hobbing, surface finishing, and product assembly. Revenue generated through per-project manufacturing fees with pricing based on quantities, specifications, tooling requirements, and annual throughput volumes.
2. Supply Chain Management Services: Integrated supply chain management including factory sourcing, tariff optimization, customs clearance, international freight forwarding, and delivery management. Revenue generated through service fees layered on top of manufacturing costs, with value added through cost optimization, compliance management, and logistics coordination.
3. Product Development and Tech Pack Services: New product development services including Product Tech Pack (PTP) creation, tooling design and fabrication, and prototype development. Revenue included as part of the overall manufacturing program, with the company developing over 500 new products each year for customers.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels6 records

Core offering

Source International provides OEM contract manufacturing services through ISO 9001 certified partner factories in China and Vietnam, delivering twelve manufacturing capabilities including plastic injection molding, CNC machining, sheet metal fabrication, die casting, forging, and product assembly. The company's offering is bundled with supply chain management services covering factory sourcing and audits, tariff optimization, customs clearance, international freight forwarding, tooling fabrication, and an in-house quality management program. A proprietary Source Information System (SIS) cloud portal provides customers with 24/7 real-time access to quotes, orders, quality data, audits, and logistics tracking across the manufacturing program.

Product overview

Source International is an American-owned contract manufacturing company offering a comprehensive, integrated platform of manufacturing capabilities and supply chain services. The core offering consists of 12 precision manufacturing processes (Plastic Injection Molding, Rubber Compression Molding, CNC Machining, Sheet Metal Fabrication, Tube Rolling, Precision Casting, Aluminum Extrusion, Die Casting, Metal Forging, Gear Hobbing, Surface Finishing, and Product Assembly) delivered through a network of ISO 9001 certified factories in China and Vietnam. These manufacturing capabilities are bundled with six supporting service modules: Factory Sourcing (factory vetting and audit program), Tech Pack/Product Development (specification documentation and new product development), Custom Tooling and Fabrication (molds, dies, and production jigs), Quality Assurance (award-winning quality management with <0.25% defect rate), and logistics services (Tariff Optimization, Customs Clearance, and International Freight Forwarding). The proprietary SIS (Source Information System) cloud portal ties the entire offering together, providing customers with 24/7 visibility into RFQs, orders, quality, and logistics. The platform follows a process-driven approach from product design through mass production and delivery, with stated annual volumes exceeding 20,000 containers.

Differentiator

Problem solved

Functional benefit

Products and services

• OEM Contract Manufacturing Services Full-service OEM contract manufacturing program that takes industrial OEM customers from product design and tech pack development through tooling, production, quality assurance, and delivery. Production is performed at vetted ISO 9001 factories in China and Vietnam under Source International's award-winning QMS. Pricing is quote-based on quantities, specifications, tooling requirements, and annual throughput; the program targets industrial manufacturers needing offshore production of metal, plastic, and assembled products.
• Plastic Injection Molding ISO 9001 certified plastic injection molding services for OEM customers producing precision plastic parts across machine sizes from 80 to 2,400 tons. Supports PE, PP, PVC, PS, ABS, PA, POM, and PC materials, and is applied across agriculture, automotive, and HVAC use cases.
• Rubber Compression Molding Rubber compression molding services producing flexible, durable parts from Nitrile (NBR), Neoprene (CR), EPDM, SBR, Silicone, and Viton materials. Used in automotive, machinery, construction, and consumer product applications by OEM customers.
• CNC Machining Comprehensive 3-, 4-, and 5-axis CNC machining services including boring, drilling, EDM, lathing, routing, milling, plasma/waterjet/laser cutting, and surface/cylindrical grinding. ISO 9001 certified facility serves aerospace, automotive, medical, and industrial equipment OEMs requiring extra-tight tolerances.
• Sheet Metal Fabrication Sheet metal fabrication services encompassing stamping, laser cutting, water jet cutting, deep draw hydraulic press forming, CNC and progressive punch press operations, powder coating, anodizing, and welding for automotive, transportation, appliances, electronics, and medical OEMs.
• Tube Rolling and Fabrication Industrial and commercial pipe and tube rolling, bending (mandrel, press, draw, crush), sawing, cutting, welding, punching, swaging, flaring, and threading services. Applied to furniture, ATV, agriculture, automotive, and consumer product OEM programs.
• Precision Casting ISO 9001 certified precision casting services including die casting, sand casting (ductile iron, steel, aluminum, bronze), and cold casting (polyresin) for medical, automotive, furniture, and industrial OEM applications.
• Aluminum Extrusion Custom aluminum extrusion services covering direct and indirect extrusion, T5/T6 heat treatment, and finishing (anodizing, powder coating), using 6061 and 6063 alloys. ISO 9001 certified facility serving construction, machinery, and home appliance OEM customers.
• Precision Die Casting Precision die casting of zinc and aluminum alloys producing complex geometries with high dimensional accuracy, leveraging robotics and automation for consistent quality. ISO 9001 certified facility serves automotive, medical, and industrial equipment OEMs.
• Metal Forging Metal forging services including open die, closed die, and cold forging using carbon steel, stainless steel, aluminum, and titanium, with press equipment ranging from 125 to 50,000 tons. Serves national defense, automotive, and industrial equipment OEMs.
• Gear Hobbing and Shaping Precision gear manufacturing through hobbing and shaping processes, producing spur gears, helical gears, internal gears, sprockets, and splines up to 10-foot diameter for diverse industrial OEM applications.
• Surface Finishing Surface finishing processes including powder coating, electroplating, galvanizing, anodizing, electropolishing, sanding, sandblasting, polishing, and grinding, applied for corrosion resistance, aesthetics, and wear resistance across OEM product lines.
• Product Assembly Product assembly services including design and balancing of assembly lines, automated assembly operations, and manual or robotic assembly for home appliances, commercial equipment, and consumer electronics OEMs. ISO 9001 certified.
• Tariff Optimization Services Tariff management and duty optimization services including supply chain flexibility analysis, alternative sourcing, geographic diversification, and product redesign for cost-effectiveness in offshore manufacturing operations.
• Customs Clearance Services Customs and compliance services including regulatory compliance checks, documentation management, customs official coordination, risk management, and HTS code classification, with documentation-related defect rates maintained below 0.1%.
• International Freight Forwarding Services End-to-end freight management from Asia including container shipping, customs clearance, air freight, FCL/LCL optimization, port selection, and delivery coordination with comprehensive landed cost calculations.
• Factory Sourcing Strategic factory sourcing and management program providing access to hundreds of vetted factories in China and Vietnam. Includes factory audits (QMS, SCA, C-TPAT, environmental), score cards, and KPI benchmarking to support informed supply management decisions for OEM customers.
• Tech Pack / Product Development Product development and tech pack documentation services producing controlled documents including bills of materials, appearance specifications, performance criteria, packaging details, technical drawings, and quality plans. Supports development of over 500 new products each year for OEM customers.
• Custom Tooling and Fabrication Custom tooling fabrication services for injection molds, casting and forging molds, compression molds, extrusion dies, metal stamping tools, production jigs, and EDM/wire cutting, using CAD/CAM systems for OEM production programs.
• Quality Assurance Program Award-winning Quality Management System using American military standards (MIL-STD 1916) and ANSI/ASQ Z1.4 sampling standards, achieving defect rates below 0.25% across 20,000+ containers annually. Includes First Production Approval, In-Process Quality Control, and Pre-Shipment Inspection for OEM customers.
• Source Information System (SIS) Cloud Portal Proprietary in-house cloud-based portal providing 24/7 real-time access to RFQs, pricing, product specifications, MSDS, order history, status, audits, inspections, certifications, and all supply chain data from any approved device, giving OEM customers end-to-end visibility into their manufacturing program.

Quantifiable outcome

• 98% on-time delivery rate
• +5 more outcomes

Named customers6 records

Segments5 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

One partnership is on record.

• ThomasnetminorGTM or Marketing PartnerListed as verified supplier on Thomasnet (Thomas Supplier profile) providing B2B industrial sourcing discovery channel. Source badge displayed on company website indicating verified Thomasnet supplier status.

Scale indicators7 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Xometry: Xometry operates an on-demand manufacturing marketplace connecting buyers with vetted factories for CNC machining, injection molding, sheet metal, and other processes. It competes with Source International for industrial OEM contract manufacturing customers, though Xometry's model is more digital/marketplace-based while Source offers more hands-on supply chain management.
• Fictiv: Fictiv is a digital manufacturing platform providing instant quoting, DFM feedback, and managed production for CNC, injection molding, sheet metal, and 3D printing. Comparable to Source International as both serve industrial OEMs seeking outsourced manufacturing, with Fictiv being more tech-enabled and Source more relationship/operations-led.
• Hubs: Hubs (formerly 3D Hubs) is an online manufacturing services platform offering CNC machining, injection molding, sheet metal fabrication, and 3D printing with automated quoting. It competes directly with Source International for prototype-to-production manufacturing services, particularly for small-to-mid volume orders.
• Mfg.com: Mfg.com is an industrial marketplace connecting US buyers with vetted US-based manufacturers across CNC, casting, forging, fabrication, and finishing processes. It competes with Source International for US industrial OEM sourcing, though Mfg.com focuses on domestic manufacturers rather than Asian sourcing.
• Dragon Sourcing: Dragon Sourcing is a UK-based sourcing agent helping Western companies find and manage Asian manufacturers, similar to Source International's factory sourcing and supply chain management services. Both compete for the same type of customer seeking to outsource Asian manufacturing without building internal procurement teams.

Broad incumbents

• Protolabs: Protolabs is a larger, publicly-traded digital manufacturer offering CNC machining, injection molding, sheet metal, and 3D printing services with rapid prototyping. It serves industrial OEMs similar to Source International's customer base, but operates its own factories rather than managing partner factories, and targets faster turnarounds.
• SGS: SGS is a global testing, inspection, and certification company providing factory audits, quality inspections, and supply chain compliance services. Overlaps with Source International's quality assurance and C-TPAT audit capabilities, though SGS operates across all industries globally as a much larger incumbent.
• Bureau Veritas: Bureau Veritas is a global testing, inspection, and certification firm offering factory audits, supplier evaluations, and supply chain services. Comparable to Source International's quality management and supplier due diligence offerings, but operates at much larger scale across multiple industries.
• Intertek: Intertek provides testing, inspection, certification, and supply chain quality assurance services globally. Overlaps with Source International's quality assurance and factory audit capabilities, but as a much larger incumbent serving diverse industries beyond industrial manufacturing.

Emerging players

• QIMA: QIMA (formerly AsiaInspection) provides quality control, supplier audits, and supply chain compliance services for brands sourcing from Asia. Overlaps with Source International's Quality Assurance and factory audit offerings, though QIMA focuses on standalone testing/inspection services rather than full contract manufacturing.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UCU0P0HQLfhNaIQnFoz4qE7w
• Facebookfacebook.com/sourceintl
• LinkedInlinkedin.com/company/source-international

Compliance12 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 Source International