Controlled Environment Systems LLC

What Controlled Environment Systems LLC does

Controlled Environment Systems LLC (CES) is a privately held specialty contractor headquartered in Taunton, Massachusetts, founded in 1985 to address New England's cold storage needs. The company designs, installs, certifies, and maintains controlled environments spanning minus 80 to plus 40 degrees Celsius, built around Insulated Metal Panels (IMPs) as the core structural element combined with HVAC integration, HEPA/ULPA filtration, environmental controls, and specialized door systems. Its offerings include custom cleanrooms (ISO Class 4 to Class 8), cold storage facilities, metrology labs, CMM enclosures, and turnkey Special Environment Systems. Proprietary products include the patent-pending GRO-AHU air handler for indoor agriculture, CES System 2000 controllers, and S4000/D8000 circulating fans.

CES operates an enterprise project-based business model with custom quote-based pricing, direct sales to general contractors, architects, business owners, and end users, and recurring service revenue through The Doorman door-services division and monitoring service contracts. Revenue streams include professional services (construction, certification), hardware sales (IMPs), and managed services (monitoring and door maintenance). Three regional offices (Taunton, MA; Norcross, GA; Springboro, OH) support a national US footprint, augmented by three acquisitions completed between April 2021 and January 2022 (Western Environmental Corporation, JAX Cool, Coldroom Systems).

The customer base spans defense (US Air Force, US Navy, F-35 program, Walter Reed), aerospace (Boeing, Lockheed Martin), technology and life sciences (NIST, Moderna, EcoLab), manufacturing (Caterpillar, General Electric, Textron), retail (Amazon, Whole Foods), and food and beverage (Coca-Cola, Cumberland Farms, Stonyfield Farms, LiDestri Foods), with 1,204 projects completed since founding and approximately 45 active at any time. The company holds ISO 17025 accreditation for testing and calibration, supporting compliance with AFMETCAL, FDA, USDA, and GMP requirements across its served verticals.

Name

Controlled Environment Systems LLC

Legal name

Controlled Environment Systems LLC

Website

https://controlledenviro.com

Company type

Private

Founded year

1985

Operating status

Operating

Headcount range

11–50 employees

Short description

Controlled Environment Systems LLC is a US specialty contractor that designs, builds, certifies, and services controlled environments (cleanrooms, cold storage, metrology labs, CMM enclosures) for defense, aerospace, life sciences, food and beverage, and industrial customers using insulated metal panels and proprietary environmental control hardware.

Ownership category

akta.pro rank

Product category

Specialty Construction Services for Controlled Environments

NAICS

Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use (334512), Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (3334), Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (33341), Navigational, Measuring, Electromedical, and Control Instruments Manufacturing (33451), Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing (333413)

SIC

Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585), Auto Controls For Regulating Residential & Comml Environments (3822), Measuring & Controlling Devices, Nec (3829), Refrigeration & Service Industry Machinery (3580)

akta.pro primary industry

Environmental Control & Climate Systems (HVAC, CO₂, Ventilation, Dehumidification) (AFAAAHAB)

akta.pro secondary industry

Industrial Control Panels & Enclosures (Panel Building, MCCs, Integration) (IMAGABAJ)

Keywords

• Cleanroom construction
• Cold storage installation
• Insulated metal panels
• Metrology lab construction
• Controlled environment systems

Headquarters

HQ city

Mansfield

HQ country

United States

HQ region

North America

Offices3 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Custom Construction Projects: Design, installation, and certification of controlled environment structures including cleanrooms, cold storage facilities, metrology labs, and CMM enclosures. Projects range from small walk-in units to large warehouse-scale facilities.
2. Insulated Metal Panels (IMPs): Supply and installation of insulated metal panels for thermal envelope applications including walls, ceilings, and exterior/interior surfaces.
3. Door Services: Installation, repair, and maintenance of thermal doors including overhead/speed doors, roll-ups, sliding doors, and vertical lifts. Offered through service contracts with approximately six-month intervals.
4. Monitoring and Support Services: Ongoing monitoring and support services for environmental control systems including problem detection and remote troubleshooting.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels6 records

Core offering

Controlled Environment Systems LLC (CES) provides end-to-end design, installation, certification, and lifecycle support for controlled environment structures including cleanrooms, cold storage facilities, metrology laboratories, CMM enclosures, and insulated metal panel (IMP) thermal envelopes serving business, scientific, defense, and industrial clients. The company supplies proprietary HVAC and control hardware (GRO-AHU air handlers, System 2000 controllers, circulating fans), HEPA filter installation and certification, and a recurring door service and monitoring division branded as The Doorman.

Product overview

Controlled Environment Systems LLC offers a comprehensive portfolio of controlled environment solutions centered on insulated metal panels (IMPs) and environmental control systems. The core offerings include Controlled Environment Structures (cold storage/floor heating/IMP installation), Special Environment Systems (cleanrooms, metrology labs, CMM enclosures), and Door Services (The Doorman). The company also manufactures proprietary products including the GRO-AHU air handler, CES System 2000 controllers for cleanrooms and coolers/freezers, and S4000/D8000 circulating fans. Services span design, construction, certification, monitoring, and maintenance across clean rooms, cold rooms, and controlled environments from minus 80°F to plus 40°F.

Differentiator

Problem solved

Functional benefit

Brands

• The Doorman: Door services division providing installation, repairs and maintenance for power doors, manual doors, impact doors, and related hardware in cold storage facilities.
• The Doorman Service Division

Products and services

• Controlled Environment Structures Thermal envelope solutions using insulated metal panels for cold storage facilities, controlling environments from minus 80 degrees to plus 40 degrees Celsius. Includes floor heating systems and IMP installation services for small walk-in coolers/freezers through large warehouse-scale facilities.
• Cleanrooms Custom cleanroom design, construction, and certification services covering ISO Class 4 to ISO Class 8 classifications with HEPA/ULPA filtration, plus temperature and humidity control for pharmaceutical, medical, nanotechnology, aerospace, and industrial applications.
• Cold Rooms Cold storage solutions for food processing, distribution, and warehousing. Temperature-controlled environments using insulated metal panels ranging from walk-in cooler units to large freezer facilities.
• Metrology Labs Metrology laboratory design and construction services for ultra-precise temperature and humidity control, with custom enclosures, air diffusion, refrigeration systems, modular wall systems, and ISO 17025-accredited testing/certification.
• CMM Enclosures Coordinate Measuring Machine enclosures providing controlled environments for precise measurements, with filtration technology and stabilization of temperature, humidity, and particulate matter (e.g., 16M x 5M x 2.5M enclosure delivered for the F-35 Joint Strike Fighter Program).
• Insulated Metal Panels (IMPs) Sandwich panels comprised of two steel skins with insulation foam, providing thermal envelope solutions for cold storage, food processing, and controlled environment applications, with vapor barrier functionality and factory or on-site installation options.
• Door Services (The Doorman) Installation, repair, rebuild, and maintenance of special-use doors for cold storage and controlled environments including power doors, roll-ups, sliding doors, vertical lifts, impact doors, and manual doors, delivered through service contracts with approximately six-month intervals.
• Monitoring Services Comprehensive monitoring and support services for clients with turnkey special environments. Provides electronic problem detection and remote troubleshooting with rapid on-site response capability.
• HEPA Filter Installation & Certification HEPA filter installation and cleanroom certification services including testing, temperature/humidity control, cost analysis, and compliance with ISO Class 4 to ISO Class 8 and USP 797/800 guidelines.
• GRO-AHU (Grow Air Handler Unit) Proprietary air handler unit for indoor grow rooms featuring variable speed fans, passive desiccant rotor, bypass dampers, pre/post filtration, cooling/heating coils, and built-in controls. Designed to lower HVAC tonnage required and operate at higher refrigerant temperatures for efficient dehumidification; patent pending.
• CES System 2000 Cleanroom / Cooler-Freezer Controllers Proprietary control system consisting of a Cleanroom Controller (controls and sensors package for cleanroom air handling and conditioning equipment) and a Cooler/Freezer Controller (plug-and-play ease of use with exclusive Product Saver technology that protects against product damage due to refrigeration failure).
• S4000 and D8000 Circulating Fans Proprietary circulating fans: S4000 model is a compact fan for space-restricted smaller clean rooms, and D8000 model is an energy-efficient EC fan motor operating at variable speeds for large air volumes in commercial grow facilities.

Quantifiable outcome

• Achieved AFMETCAL compliance for Hill Air Force Base PMEL after nine years of non-compliance
• +3 more outcomes

Named customers25 records

Segments6 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Scale indicators6 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• AES Clean Technology: AES Clean Technology is a direct competitor in turnkey cleanroom design, construction, and certification across pharmaceutical, biotech, and semiconductor end markets, overlapping closely with CES's cleanroom and life sciences service lines.
• Western Environmental Corporation: Western Environmental is a controlled environment construction firm that was acquired by CES in 2021 and operates as a sister brand offering comparable cold storage, cleanroom, and insulated panel services with overlapping customer profiles.
• Norlake Scientific: Norlake manufactures cold rooms, freezers, and environmental chambers used in life sciences and food storage, competing directly with CES's cold storage and cooler/freezer controller offerings.
• Thermo-Kool Mid-Atlantic: Thermo-Kool designs, manufactures, and installs custom walk-in coolers, freezers, and refrigerated buildings for the food industry, directly comparable to CES's cold room construction and IMP installation services.
• G-CON Manufacturing: G-CON produces prefabricated, modular cleanroom PODs used by pharma and biotech manufacturers; its modular cleanroom approach competes with CES's traditional on-site cleanroom construction in the same regulated end markets.
• Clean Air Products: Clean Air Products designs and builds cleanrooms, laminar flow equipment, and HEPA filtration systems, directly overlapping with CES's cleanroom construction and HEPA filter certification services.
• Vesture Group: Vesture is a controlled environment contractor specializing in modular cleanrooms, cold storage, and engineered environmental rooms, with comparable product, customer, and delivery model to CES.

Broad incumbents

• Kingspan Insulated Panels: Kingspan is a global insulated metal panel manufacturer whose product line is a key input into CES's controlled environment structures; it is a broad incumbent whose panels compete with and complement CES's installed base.
• Metl-Span: Metl-Span is a leading North American manufacturer of insulated metal panels and a CES supplier/industry-award partner; it operates across many building end uses beyond controlled environments, making it a broad incumbent rather than direct competitor.

Emerging players

• Panelmatic International: Panelmatic builds custom control panels, switchgear, and industrial enclosure solutions, with adjacent capabilities to CES's controls integration work in cleanroom and cold storage projects.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UC1nO8EtP8bTkExvaCA3FuAw
• Facebookfacebook.com/ControlledEnviro
• LinkedInlinkedin.com/company/controlled-environment-systems-llc

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds1 record

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A3 records

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Controlled Environment Systems LLC