Captive-Aire Systems

What Captive-Aire Systems does

Captive-Aire Systems, Inc. is a privately held, founder-led U.S. manufacturer of commercial kitchen ventilation systems, HVAC equipment, and industrial fans, founded in 1976 by Bob Luddy in Raleigh, North Carolina with $1,300 in starting capital. The company designs, manufactures, and services an integrated portfolio spanning kitchen hoods, fire suppression, pollution control, make-up air units, direct-fired and electric heaters, ductwork, electrical controls, and a full fan line (axial, centrifugal, inline, utility set, and CA-HVLS high-volume low-speed fans up to 24 feet and 275,000 CFM). Its two proprietary technology assets are Paragon HVAC — a complete commercial HVAC line delivering up to 100% outdoor air — and CASLink, an IoT-based building management system applying machine-learning analytics for anomaly detection and optimization across HVAC, lighting, refrigeration, and utilities. The company operates 6 U.S. manufacturing plants (NC, IA, OK, CA, PA, FL), 2 R&D labs, 8 decentralized corporate centers, 125+ North American sales and engineering offices, and employs 2,100+ people.

Revenue is generated primarily through quote-based hardware sales of equipment via a direct field-sales force and a dedicated National Accounts program for multi-location chains, supplemented by an e-commerce parts storefront (store.captiveaire.com), factory-certified installation services, nationwide maintenance, and SpecBuilder — a web-based specifying tool for design professionals. Customer segments span quick-service and full-service restaurants, commercial kitchens, hospitality, and commercial building owners/operators. CASLink software is offered with no recurring monthly fee, implying monetization through bundled control hardware and aftermarket service. The company remains under founder ownership with no disclosed external funding, parent company, or institutional investors, and has no public listing.

Name

Captive-Aire Systems

Legal name

Captive-Aire Systems, Inc.

Website

https://captiveaire.com

Company type

Private

Founded year

1976

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

Captive-Aire Systems is a privately held U.S. manufacturer of commercial kitchen ventilation systems, HVAC equipment, and industrial fans, serving restaurants, food-service operators, and commercial building owners via 6 manufacturing plants, 125+ sales offices, and a national service network.

Ownership category

akta.pro rank

Product category

Commercial HVAC and Kitchen Ventilation

NAICS

Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing (333413), Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing (333415), Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing (3334), Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use (334512)

SIC

Industrial & Commercial Fans & Blowers & Air Purifing Equip (3564), Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip (3585)

akta.pro primary industry

Commercial Kitchen Ventilation (Hoods/Make-Up Air/Grease Duct) (IMADANAJ)

akta.pro secondary industries

HVAC Equipment (Heating, Cooling & Air Handling) (IMAHAKAB), Fans, Blowers & Ventilation Units (Supply/Exhaust/Inline) (IMADANAB), Ventilation, Ducting & Air Distribution Equipment (IMAHAKAG)

Keywords

• Commercial kitchen ventilation
• HVAC equipment manufacturing
• Building management systems
• Industrial fans and blowers
• Make-up air units

Headquarters

HQ city

Raleigh

HQ country

United States

HQ region

North America

Offices8 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. HVAC Equipment Sales: Sale of commercial kitchen ventilation systems, kitchen hoods, exhaust fans, make-up air units, heaters, and related HVAC equipment. Products sold through direct sales force and sales offices.
2. Parts and Components Sales: Online store selling replacement parts, components, and accessories for CaptiveAire equipment. Quick ship exhaust fans available online.
3. CASLink Software: IoT-based building management software with no monthly fee. Revenue may come from hardware/control panel sales associated with the software platform.
4. Professional Services: Factory certified training, installation services, and nationwide service team for maintenance and support.

Pricing tiers

Go-to-market motion2 records

Distribution channels4 records

Marketing channels6 records

Core offering

CaptiveAire designs, manufactures, and distributes commercial kitchen ventilation systems and a complete line of HVAC equipment, including kitchen hoods, exhaust fans, make-up air units, heaters, ductwork, and the Paragon HVAC brand. The company supplies quick-service and full-service restaurants, commercial kitchens, and other commercial buildings with integrated air systems supported by its proprietary CASLink IoT-based building management platform and a direct sales and service network across North America.

Product overview

CaptiveAire Systems provides an integrated portfolio of commercial kitchen ventilation and HVAC equipment. The core offerings include kitchen ventilation systems (hoods, fire suppression, pollution control), the Paragon HVAC brand (air handling units, make-up air, heaters), and a comprehensive fan product line featuring CA-HVLS industrial high-volume low-speed fans. The proprietary CASLink IoT-based building management system unifies monitoring and control of HVAC, lighting, refrigeration, and utilities across facilities. Products are complemented by ductwork, electrical controls, and web-based specifying software (SpecBuilder). The company operates 6 U.S. manufacturing plants and maintains 125+ sales and engineering offices across North America.

Differentiator

Problem solved

Functional benefit

Brands

• Paragon HVAC: HVAC brand delivering up to 100% outdoor air—fresh, filtered, and dehumidified—for commercial building applications.

Products and services

• Kitchen Ventilation Systems Commercial kitchen ventilation systems including hood filtration, restaurant hoods, fire suppression, pollution control units, and utility distribution systems designed for food service operations.
• Paragon HVAC Complete HVAC equipment brand providing fans, heaters, and air handling units. Paragon HVAC delivers up to 100% outdoor air, fresh, filtered, and dehumidified, available in down discharge and side discharge configurations across multiple sizes.
• Fan & Ventilators Comprehensive fan product line including axial roof-mount, axial wall-mount, ceiling and inline, centrifugal downblast, centrifugal upblast, gravity vent, and utility set fans for various commercial ventilation applications.
• CA-HVLS (High Volume Low Speed Fans) Industrial HVLS fans available in 3-blade and 6-blade configurations, ranging from 8 to 24 foot diameter, operating on 1-2 horsepower with capacity up to 275,000 CFM. Includes variable frequency drive controls with wall-mounted LCD interface and BMS compatibility via dry contact.
• Make-Up Air Units Make-up air equipment including rooftop filtered units, inline filtered units, cooling modules, heating modules, and accessories for maintaining proper air balance in ventilated spaces.
• Heaters Commercial heating products including compact direct fired, direct fired, direct fired industrial horizontal and vertical, and electric heaters for various ventilation and comfort applications.
• CASLink Proprietary IoT-based building management system providing remote access and control of HVAC, lighting, refrigeration, and utilities from any PC or mobile device. Features unlimited data storage, system monitoring, real-time alerts, and advanced data analytics using machine learning algorithms with no monthly software fee.
• Ductwork Complete ductwork solutions including grease ductwork, chimneys, and special gas vent systems for commercial kitchen and industrial applications.
• Electrical Controls Electrical control products including CASLink building management integration, standard controls, self-cleaning remote manifold systems, lighting controls, and power monitoring solutions.
• SpecBuilder Web-based specifying software for HVAC units, fans, and related equipment enabling professional engineers to specify and configure CaptiveAire products.

Quantifiable outcome

• HVLS fans operating at approximately 6 cents/hour for one fan at 0.75 kW
• +2 more outcomes

Named customers4 records

Segments3 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability3 records

Feature5 records

Scale indicators8 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Greenheck Fan Corporation: Greenheck is one of the largest US manufacturers of commercial and industrial fans, kitchen ventilation hoods, and make-up air units. It is the closest direct competitor to CaptiveAire across hoods, exhaust fans, and ventilation equipment sold to food service and commercial building customers.
• Loren Cook Company: Lor Cook manufactures a broad line of commercial and industrial fans, blowers, and ventilation equipment. It competes with CaptiveAire's fan and ventilator product lines for the same HVAC contractors and building engineers in commercial and institutional applications.
• Twin City Fan & Blower: Twin City designs and manufactures industrial and commercial fans, blowers, and ventilation equipment. Its product catalog overlaps heavily with CaptiveAire's centrifugal, axial, and inline fans sold to HVAC and air-handling contractors.
• Mars Air Systems: Mars Air Systems specializes in air curtains, make-up air, and commercial ventilation products used in restaurant and industrial doorways. It overlaps with CaptiveAire's make-up air and commercial ventilation offerings for the same foodservice and industrial customers.
• Accurex (a subsidiary of Greenheck): Accurex manufactures commercial kitchen ventilation hoods, exhaust fans, and make-up air equipment. Although part of Greenheck, it competes head-to-head with CaptiveAire in the same kitchen ventilation specification channels.
• Halton Group: Halton manufactures commercial kitchen ventilation systems, hoods, and indoor air solutions for foodservice and healthcare. Its product overlap and target customer base (chains, food service operators, building owners) make it a direct global peer to CaptiveAire in commercial kitchen ventilation.

Broad incumbents

• Johnson Controls: Johnson Controls provides HVAC equipment and building automation systems through its York and Metasys brands. Its OpenBlue and Metasys platforms overlap conceptually with CaptiveAire's CASLink IoT building management system for multi-site commercial customers.
• Carrier Global: Carrier is a major global manufacturer of HVAC, refrigeration, and building automation systems. Its commercial HVAC and controls portfolio overlaps with CaptiveAire's Paragon HVAC and CASLink offerings in restaurants and commercial buildings.
• Trane Technologies: Trane is a global HVAC incumbent offering commercial heating, cooling, and air-handling systems. As CaptiveAire expands its Paragon HVAC line, Trane is the broader incumbent it increasingly competes against for commercial building specifications and national account rollouts.

Emerging players

• Continental Fan Manufacturing: Continental Fan manufactures axial and centrifugal fans for commercial, industrial, and OEM applications. It is a smaller niche player that competes with CaptiveAire in selected fan and ventilation categories for commercial and light industrial customers.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/captive-aire-systems

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

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 Captive-Aire Systems