What Midland Technologies does

Midland Technologies, now operating as Lethiguel USA following its 2023 rebrand, is a Rogers, Minnesota-based industrial manufacturer specializing in porosity control solutions for High Pressure Die Casting (HPDC). Founded in 1990 and wholly acquired by French parent Lethiguel SAS (Lyon) in July 2021, the company serves HPDC manufacturers across North America with a focused portfolio of vacuum-assisted and thermal-management components. Its core product line centers on valve-less vacuum blocks, ultimate vent blocks, jet coolers and jet cooling systems, conformal cooled inserts, bushings and spreaders, complete vacuum systems, and electric immersion heaters. The technical centerpiece is the patent-pending Vac-Alert system, which uses the company's registered iBlock sensor to deliver real-time vacuum-level monitoring inside the die cavity, addressing the gas-porosity defect that arises from rapid high-pressure injection of molten metal.

The company operates an engineering-driven, sales-led B2B model. Pricing is quote-based with no public list, and products are largely custom-designed to specific die geometries (custom dimensions, corner radii, double flow areas, ejection pin holes, and custom water lines). Customers engage via direct phone (763.428.4229), email ([email protected]), or website contact, and Lethiguel USA maintains an NADCA (North American Die Casting Association) membership for industry visibility. Marketing channels are limited to organic social (LinkedIn, Twitter), YouTube product demonstrations, and technical FAQ/troubleshooting content on the company website. The US entity operates as Lethiguel Group's North American industrial establishment, complementary to the parent's European light-metal casting operations, with a small employee base of 11-50 people and no public revenue disclosure.

Name

Midland Technologies

Legal name

Midland Technologies Incorporated

Website

https://midlandtechnologies.com

Company type

Private

Founded year

1990

Operating status

Acquired

Headcount range

11–50 employees

Short description

Lethiguel USA (formerly Midland Technologies) manufactures custom-engineered vacuum blocks, vent blocks, jet coolers, and iBlock-based monitoring sensors for North American High Pressure Die Casting manufacturers seeking to reduce gas porosity in metal parts.

Ownership category

akta.pro rank

Product category

Die Casting Equipment

NAICS

Special Die and Tool, Die Set, Jig, and Fixture Manufacturing (333514), Heating Equipment (except Warm Air Furnaces) Manufacturing (333414)

SIC

Metal Forgings & Stampings (3460), Industrial Instruments For Measurement, Display, And Control (3823)

akta.pro primary industry

Surface Treatment & Finishing Equipment (Coating, Plating, Deburring, Shot Blasting) (IMAHADAJ)

Keywords

• Die casting equipment
• Vacuum technology
• Jet cooling
• Porosity control
• High pressure die casting

Headquarters

HQ city

Rogers

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Hardware and Equipment Sales: Sale of die casting equipment including vacuum blocks, vent blocks, jet coolers, bushings, spreaders, conformal cooled inserts, and vacuum systems. Products are custom-designed solutions for specific die casting applications.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

Midland Technologies (now Lethiguel USA) manufactures and sells industrial die casting equipment focused on porosity control for High Pressure Die Casting (HPDC). The product portfolio includes vacuum blocks, valve-less vent blocks, jet cooling systems, jet coolers, bushings and spreaders, conformal cooled inserts, vacuum systems, and electric immersion heaters. The company also offers the patent-pending Vac-Alert real-time vacuum level monitoring system built on its iBlock sensor technology for use inside the die cavity.

Product overview

Midland Technologies (now Lethiguel USA) offers a unified portfolio of porosity control solutions for high pressure die casting. The product line centers on vacuum and vent technology, with flagship products including Vac-Alert (real-time vacuum monitoring), Ultimate Vent Blocks, and Valve-Less Vacuum Blocks. Supporting products include Jet Cooling Systems, Jet Coolers, Bushings & Spreaders, Conformal Cooled Inserts, and Vacuum Systems. Custom design options allow for bespoke dimensions and configurations. The company also offers Electric Immersion Heaters. All products work together to reduce gas porosity in die casting parts through air evacuation and temperature control.

Differentiator

Problem solved

Functional benefit

Brands

• Midland: Midland brand referring to the company's iBlock technology used for vacuum level measurements in die casting

Products and services

• Vac-Alert Patent-pending technology that provides real-time vacuum level monitoring inside the die cavity through measurements taken by Midland's iBlock sensor system, designed for High Pressure Die Casting manufacturers.
• Ultimate Vent Blocks Vent blocks designed for die casting applications requiring increased air evacuation to reduce part porosity.
• Valve-Less Vacuum Blocks Vacuum blocks engineered for die cast applications that rely on vacuum assist to achieve low porosity levels, using a valve-less design for efficient air evacuation.
• Jet Cooling System Comprehensive jet cooling system for high pressure die casting temperature control.
• Jet Coolers High Pressure Jet Coolers consisting of rotating or stationary brass heads which house the ports for water and air supply lines.
• Bushings and Spreaders Precision bushings and spreaders for die casting applications.
• Conformal Cooled Inserts Custom inserts designed for conformal cooling in die casting operations, conforming to complex die geometries for improved thermal management.
• Vacuum Systems Complete vacuum systems for die casting porosity control.
• Electric Immersion Heaters Electric immersion heating solutions for die casting applications.

Quantifiable outcome

• Reduced gas porosity in high pressure die cast parts through vacuum assist technology

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Two partnerships are on record, tiered core and minor.

• Lethiguel SAScoreStrategic or Co-development Partner · 5 July 2021French parent company Lethiguel SAS acquired 100% stake in Midland Technologies Inc in July 2021. This strategic acquisition provided Lethiguel group with industrial establishment in the USA and complementary vacuum technology. Lethiguel SAS operates in the light metal casting industry and is headquartered in Lyon, France.
• NADCA (North American Die Casting Association)minorOthersIndustry association membership displayed on website, indicating participation in die casting industry standards and networking.

Scale indicators2 records

Recent moves6 records

Expansion highlights4 records

Broad incumbents

• Frech (part of Bühler): German die casting machine specialist (now integrated into Bühler); competes with Lethiguel USA in defining OEM-level vacuum and cooling system architectures for HPDC.
• Endress+Hauser: Global supplier of industrial measurement and process instrumentation; comparable to Lethiguel USA's Vac-Alert/iBlock real-time vacuum monitoring sensor line as an industrial instrumentation player.
• Italpresse Gauss: Italian manufacturer of high-pressure die casting machines and automated cells; comparable to Lethiguel USA as a competing/dictating supplier of die casting peripheral systems serving the same HPDC customer base.
• Bühler Group: Swiss global leader in die casting machines and complete die casting cells. Overlaps with Lethiguel USA as a buyer/influencer of vacuum and cooling peripherals, but operates at much larger scale across full HPDC equipment lines.
• Idra Group: Italian maker of high-pressure die casting machines and complete cells, particularly strong in large-format structural parts; broader scope than Lethiguel USA but influences the same peripheral specification decisions.
• ABB Process Automation: Supplier of industrial sensors, process control, and condition monitoring solutions; broadly comparable to the Vac-Alert monitoring product line in industrial vacuum and process measurement.

Direct peers

• StrikoWestofen: Specialist in melting and metal dosing for light-metal die casting; comparable to Lethiguel USA as a peripheral specialist serving the same HPDC foundries with custom process equipment.
• Busch Vacuum Solutions: Global leader in industrial vacuum technology including vacuum systems used in HPDC porosity control; overlaps directly with Lethiguel USA's vacuum block and vacuum system product categories.
• Loramendi: Spanish (Basque) supplier of die casting peripheral equipment such as ladles, shot sleeves, and cooling systems; the closest direct peer to Lethiguel USA in custom-engineered HPDC peripherals.
• Laempe + Mössner: German maker of die casting peripheral equipment including shot sleeve lubrication, vacuum, and cooling systems; direct competitor to Lethiguel USA in supplying HPDC foundries with process-enhancing peripherals.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xtwitter.com/Lethiguel1
• YouTubeyoutube.com/channel/UCeWzFmGSjSyYQWznI2fWlRw
• LinkedInlinkedin.com/company/2268811

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 Midland Technologies