R4 Ventures, LLC specializes in new technologies; energy and environmental solutions and services to commercial and industrial building owners; alternative / renewable energy project engineering, design, development and commissioning services.

Corpus Construction is a general contractor that provides construction services in the following disciplines: HVAC, concrete, plumbing, electrical, masonry, drywall, painting, roofing, maintenance services, flooring, & carpentry.

Manufacture of environmental control systems, Sheet steel, Plate steel, Structural Steel Manufacturing

Local union 344 pipe fitters, in house operators, safety staff, certified QC staff, lic for Hvac, refrigeration and boilers, to include high pressure gas

1.Air Conditioning and Refrigeration:We have the necessary experience, capabilities and certifications to perform with the utmost quality the installation and maintenance of central equipment, mini splits and window type units

General Business Consulting to small and medium size businesses. Restructuring them for growth and profitability.

CUSTOM AND STANDARD ELECTRONIC CABINETS AND CONSOLES; RFI/EMI SHIELDING; ELECTRONIC CHASSIS, PRECISION METAL FABRICATION UP TO 1/2 INCH; STAINLESS, ALUMINUM, MILD STEEL, LASER CUTTING. NEMA GRADE ELECTRONIC ENCLOSURES.

Manufacturer of indirect fired heaters for use in commercial and industrial use

MACHINE SHOP

MANUFACTURING OF AIR FILTERS FOR WHEELED AND TRACKED MILITARY VEHICLES

Catering and Food Services

Steel fabrication, Painting, Light Sheet Metal (cabinet enclosures) to Heavy Structural Steel

Leading provider of HVAC and Air Quality Products, including manufacturing of odd size air filters and air filter manufacturing components

Manufacturer forward curved fans. Heavy duty, High temperatures, severe duty applications. SWSI/DWDI, wheels and housings, Wheel diameters from 6-3/4in. through 33-1/4in. Custom or standard design Wheels, Housings, Parts, Fan Kits, Complete fan assemblies

Installation and manufacture of High Pressure Misting Units and Water Conditioning Devices

R & D engineering staff. Manufacturer of high powered compact fans, foggers, etc.

Commercial and Industrial air purification and filtration systems and products. Extensive air quality design and engineering experience.

Manufactures building air leakage test equipment including blower doors, duct leak testers, and digital manometers. Distributes radon mitigation products including fans, couplings, system gauges, and digital radon monitors.

Manufacturing of steel/metal products, including mining equipment

Redesign and improve equipment based on natural principles to create higher efficiency, ledd drag, less noise, etc.