Your Trusted Cleanroom Compliance Expert, Serving Industries in Worldwide

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Cleanroom Equipment

Explore essential cleanroom equipment across key product categories.

Central Control Magnesium Oxide Cleanroom Panel
Central Control Magnesium Oxide Cleanroom Panel
Paper Honeycomb Clean Panel
Paper Honeycomb Clean Panel
Thiooxygenase Clean Panel
Thiooxygenase Clean Panel
Rockwool Cleanroom Panel
Rockwool Cleanroom Panel
Sanitary Panel
Sanitary Panel
Paper Honeycomb Handmade Cleanroom Panel
Paper Honeycomb Handmade Cleanroom Panel
Central Control Magnesium Oxide Handcrafted Cleanroom Panel
Central Control Magnesium Oxide Handcrafted Cleanroom Panel
Handmade Rock Wool Cleanroom Panel
Handmade Rock Wool Cleanroom Panel
Structural Aluminum Alloy
Structural Aluminum Alloy
Fan Filter Unit 4*2
Fan Filter Unit 4*2
Weighing Booth
Weighing Booth
Goods Air Shower
Goods Air Shower
Air Shower
Air Shower
Medical Handwashing Basin
Medical Handwashing Basin
Horizontal Flow Clean Bench
Horizontal Flow Clean Bench
Vertical Flow Class 100 Evolution Desk
Vertical Flow Class 100 Evolution Desk
Modular All-Steel Cleanroom
Modular All-Steel Cleanroom
Module Cleanroom
Module Cleanroom
Cleanroom Pass-Through Chamber
Cleanroom Pass-Through Chamber
Double-sealed windows
Double-sealed windows
Cleanroom Airtight High-Speed Door
Cleanroom Airtight High-Speed Door
Insulated High-Speed Door
Insulated High-Speed Door
PVC Rapid Roller Door
PVC Rapid Roller Door
Automatic Sliding Door
Automatic Sliding Door
clean room door
clean room door
Modular Medium Efficiency Filter
Modular Medium Efficiency Filter
Bag filter
Bag filter
Plate filter
Plate filter
V-Type High-Flow Filter
V-Type High-Flow Filter
High-Temperature Resistant High-Efficiency Filter
High-Temperature Resistant High-Efficiency Filter
High-efficiency particulate air filter with baffles
High-efficiency particulate air filter with baffles
Ultra-High Efficiency Filter Without Separator
Ultra-High Efficiency Filter Without Separator
Panel-less Filter
Panel-less Filter
Mini-Pleat Ultra-Low Penetration Air (ULPA) Filter
Mini-Pleat Ultra-Low Penetration Air (ULPA) Filter
Aluminum Alloy Louver Opening
Aluminum Alloy Louver Opening
Airflow Control Valve
Airflow Control Valve
Fresh Air Handling Unit
Fresh Air Handling Unit
Air Handling Unit (AHU)
Air Handling Unit (AHU)
UV Germicidal Lamp
UV Germicidal Lamp
Teardrop Light
Teardrop Light
Stainless Steel Purification Light
Stainless Steel Purification Light
Purification Lamp
Purification Lamp

Four Steps to a Successful Project

01 Project Discovery
Each job starts with a project discovery call. This call will connect you with one of our Client Engagement Specialists (CES).
02 Solution & Design
Your Design Manager will work with you to develop a modular cleanroom that best suits your organizational or business objectives.
03 Manufacture
We begin manufacturing your cleanroom at one of our nationwide facilities and introduce you to your Project Manager.
04 Delivery & Installation
We work with you to deliver the project, and you will have many choices regarding the installation of your new modular cleanroom.
Project Discovery

Explore Our Latest Articles

Cleanroom Maintenance: Daily Tasks to Prevent Contamination
December 1, 2025

Cleanroom Maintenance: Daily Tasks to Prevent Contamination

Though they have built-in systems to remove particles efficiently, daily cleanroom maintenance is still of high importance if you want your space to stay pristine. There is no way around it. Even with the best ULPA filters in the world, if no one wiped down the equipment the day before, the space and your products along with it could be easily compromised. In this article, we’ll cover some of the daily tasks that must be performed in order to maintain your cleanroom.

Read more →
Post-Build Cleanroom Planning: What to Know Early On
December 1, 2025

Post-Build Cleanroom Planning: What to Know Early On

Before your cleanroom is built, it can look perfect on paper or in theory. You may even feel good about having designed an efficient space. The only problem is that it has never been tested in real life. That’s when businesses discover they can’t access the HEPA filters, or validation fails, or the gowning room is too tiny with furniture added. Most of these issues would have been fixable, if they were properly planned from the beginning.

Read more →

What Our Clients Are Saying

Cleanroom project

“Seamless, professional, and responsive”

From the very start, the team provided an excellent experience, and we highly recommend STJH Cleanrooms. Our project was delivered on schedule, and every detail showed their commitment to quality and professionalism.

Pharmaceuticals & Biotech Client

“On-time delivery and great communication”

The cleanroom was installed faster than we expected. The communication was clear throughout the process, and the team quickly solved every issue on site.

Medical Device Manufacturer

“Reliable partner for critical environments”

We needed a reliable partner for a high-risk project. STJH delivered a robust cleanroom solution that met all our compliance requirements and passed validation smoothly.

Electronics & Semiconductor Client

Leave Your Cleanroom in Expert Hands

  • 35+ years of cleanroom design and installation experience
  • Compliance for ISO, FDA, cGMP, USP and many other standards
  • Turn-key solutions from engineering to validation
  • All design, engineering and production done in-house
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Cleanroom corridor

Why Choose Us

Full-Cycle “Turnkey” Delivery

We provide services ranging from requirements analysis, design, construction, and acceptance, ensuring project implementation and providing you with a worry-free experience.

Industry-Specific Experience

With deep expertise in semiconductors, mechanical assembly, precision optics, and other fields, we possess a thorough understanding of the clean environment core requirements for different processes, allowing us to deliver compliant solutions.

Technology-Driven Long-Term Cost Advantage

We employ energy-efficient airflow organization and intelligent control systems to reduce daily operational energy consumption and achieve optimal long-term costs.

Comprehensive Installation Services

Based on project scale and client needs, we offer three selectable models:

  • Technical Guidance + Client's Project Manager + Client's Installation Team + Client's Maintenance Staff
  • Technical Guidance for Each Discipline + Client's Project Manager + Client's Installation Team + Client's Maintenance Staff
  • Full Team Output + Client's Project Manager + Client's Maintenance Staff

Project Management & Communication

Through professional project management tools and regular meetings, we keep you fully informed of project progress, costs, and key milestones, ensuring transparent collaboration.

Supply Chain & Quality Assurance

We integrate our design team with the material supply chain. A mature supplier system guarantees rapid product delivery, and our partnerships with international freight companies ensure familiarity with shipping information and quick space booking.

Commitment to Partnership

We aim to be more than just a supplier; we are dedicated to becoming your trusted, long-term strategic partner, supporting the continuous growth of your business.

Contact Us

Are you planning a cleanroom project? Talk through the details with one of our experts. We’ll answer your questions and help you get started on a custom design.

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