S Medical Shield Co.

What S Medical Shield Co. does

S Medical Shield Co. (Sメディカルシールド株式会社) is a Japanese privately held specialty contractor headquartered in Yamagata City, Yamagata Prefecture, that designs, constructs, and manages advanced medical facilities requiring electromagnetic, magnetic, and radiation shielding. Its core project portfolio spans MRI shielding rooms, hybrid operating rooms, intraoperative MRI rooms, linear accelerator rooms, CyberKnife rooms, CT rooms, angiography rooms, and radiation treatment rooms, with the firm acting as a single design-build contractor covering architecture, HVAC, and electrical engineering.

The company's underlying technology rests on proprietary shielding panels and materials developed at its Kaminoyama City Development Center, including a granted patent (No. 5601962) for a sound-insulated MRI shield panel delivering 42dB acoustic and 100dB+ radio wave shielding performance, plus the moranezu product line — a lead-free radiation protection board using barium sulfate and recycled gypsum that eliminates toxic lead and reduces per-sheet CO2 emissions by 91% versus traditional lead boards. A pending integrated radiation-shield clean room panel collapses the conventional two-wall radiation and surgical-panel construction into a single wall, reducing cost and build time. Additional proprietary components include a lightweight MRI automatic door operable with 2.5kg pull force and a child-door shield door designed for disaster egress.

Revenue is generated on a project-by-project basis through one-time construction contracts with hospitals and medical institutions, supplemented by sales of proprietary shielding products for both new construction and existing facility retrofits. The firm reaches customers via direct enterprise field sales to hospital procurement and construction planning departments, supported by its corporate website, a project gallery organized by prefecture, and occasional regional press coverage such as the 2017 Yamagata Shimbun feature. The company operates without disclosed external investors and is led by Representative Director and President Yoshiyuki Kuroda.

Name

S Medical Shield Co.

Legal name

Sメカニカルシールド株式会社

Website

https://sms-c.com

Company type

Private

Founded year

2016

Operating status

Operating

Short description

S Medical Shield Co. is a privately held Japanese specialty contractor based in Yamagata that designs, constructs, and manages advanced medical facilities — MRI rooms, hybrid operating rooms, linear accelerator rooms, and CyberKnife rooms — serving hospitals and medical institutions across Japan using proprietary shielding panels and the moranezu lead-free radiation protection product line.

Ownership category

akta.pro rank

Product category

Medical Radiation Shielding Construction Services

NAICS

Irradiation Apparatus Manufacturing (334517)

SIC

X-Ray Apparatus & Tubes & Related Irradiation Apparatus (3844)

akta.pro primary industry

Radiation Protection & Health Physics Services (ALARA programs, shielding design, RSO services) (EUAKAIAJ)

akta.pro secondary industry

Air Quality & Environmental Infection Control (HEPA Filtration, Isolation Barriers, CSSD/HVAC Solutions) (HLAHANAK)

Keywords

• MRI shielding construction
• Radiation protection systems
• Hybrid operating rooms
• Medical facility construction
• Shielded cleanroom systems

Headquarters

HQ city

Yamagata

HQ country

Japan

HQ region

Asia

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Medical Facility Design and Construction Services: The company designs and constructs advanced medical facilities including hybrid operating rooms, intraoperative MRI rooms, MRI rooms, CT rooms, angiography rooms, EEG rooms, X-ray rooms, and radiation treatment rooms. Services include architectural, HVAC, and electrical engineering work. Revenue is generated on a project-by-project basis as one-time construction contracts.
2. Medical Equipment and Shielding Product Sales: Sale of proprietary medical equipment and shielding products including MRI shield rooms, MRI shield automatic doors, radiation-shielded clean room panels, lead-free radiation protection boards (moranezu), and magnet adsorption prevention covers. Products are incorporated into construction projects or sold separately for existing facility upgrades.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels2 records

Core offering

S Medical Shield Co. (Sメディカルシールド株式会社) designs, constructs, and manages specialized radiation-shielded medical facilities, including MRI shield rooms, intraoperative MRI rooms, hybrid operating rooms, linear accelerator rooms, CyberKnife rooms, RALS rooms, and angiography/CT shield rooms. The company also develops and supplies proprietary radiation-shielding products such as the moranezu Clean Board (lead-free protection board), integrated shielding-plus-cleanroom panels, and radiation-protected automatic doors.

Product overview

S Medical Shield Co. is a medical facility construction company specializing in MRI and radiation shielding rooms. The company offers a portfolio of core products including MRI Shield Rooms, Hybrid Operating Rooms, Intraoperative MRI Rooms, Linear Accelerator Rooms, and CyberKnife Rooms, complemented by specialized components such as automatic shielding doors, lead-free radiation protection boards (moranezu), and magnet adsorption prevention covers. The product line integrates radiation shielding, electromagnetic shielding, acoustic insulation, and cleanroom functionality into unified systems. The company also provides construction services for shield system installation. Products feature proprietary technologies including the moranezu lead-free radiation protection board (patent pending) and integrated cleanroom panels that combine radiation shielding with surgical room panels for cost and time efficiency.

Differentiator

Problem solved

Functional benefit

Brands

• moranezu: Lead-free radiation shielding board product line; includesクリーンボード (clean board), クリーンパネル (clean panel), and clear shield glass products

Products and services

• Hybrid Operating Room Design and Construction
• Intraoperative MRI (iMRI) Room Construction
• MRI Shield Room Construction
• Linear Accelerator (Linac) Room Construction
• CyberKnife Room Construction
• RALS (Remote Afterloading System) Room Construction
• Angiography/CT Shield Room Construction
• moranezu Clean Board (Lead-Free Radiation Shielding Board)
• MRI Shield Automatic Door
• Child Door Shield Door
• Magnet Adsorption Prevention Cover
• Shield System Construction (Maintenance and After-Sales Service)

Quantifiable outcome

• CO2 emissions reduced by 91% per sheet (7.0kg vs 79.0kg for traditional lead boards) with moranezu lead-free board
• +3 more outcomes

Named customers10 records

Segments2 records

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Scale indicators3 records

Recent moves6 records

Expansion highlights3 records

Broad incumbents

• Shimizu Corporation: One of Japan's largest general construction firms with an active healthcare construction division that builds hospitals and medical facilities. Adjacent competitor that can bundle medical shielding work into broader hospital construction contracts.
• Daiwa House Industry: Large Japanese construction and real estate company with healthcare facility construction including medical centers and hospitals. Potential adjacent competitor with the scale to bundle medical shielding into healthcare development projects.
• Takenaka Corporation: Major Japanese construction firm with dedicated healthcare facility projects including hospitals and medical centers. Could compete for medical shielding scope as part of larger integrated hospital construction contracts.

Direct peers

• Magnetic Shield Corporation: US-based specialist in magnetic shielding materials including MuMetal shielding for MRI rooms and sensitive instrumentation. Direct competitor in the magnetic and electromagnetic shielding domain for medical and research facilities.
• ETS-Lindgren: US-headquartered global leader in RF/EMI shielded rooms including MRI suites, anechoic chambers, and shielded doors. Direct competitor offering electromagnetic shielding solutions for medical, industrial, and research facilities worldwide.
• Universal Shielding Corp: US-based specialist manufacturer of RF shielded enclosures and MRI shielded rooms. Direct competitor offering copper and galvanized steel shielding solutions for diagnostic imaging facilities.
• IMEDCO AG: Swiss specialist manufacturer of MRI shielded rooms, RF doors, and shielded cabinets for medical imaging facilities. Direct competitor in the same shielded-room product category with similar end customers.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

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 S Medical Shield Co.