Contractors in California

Indoor Environmental Services (IES) is a full-service Facility Solutions Contractor involved in the design and construction of HVAC systems and industrial refrigeration systems, committed to a 'Customer First' philosophy to ensure quality service.

Industrial Commercial Systems (ICS) is a mechanical contractor specializing in design build, new construction, tenant improvements, and HVAC/plumbing service for commercial and industrial markets.

Industrial Electrical Company has been in business since 1935. We are a third generation, family owned business. The departments are electrical contracting, new product sales, motor repair, industrial field services, welder repair, generator sales/service and industrial technical training.

Union Drywall & Metal Stud Framing Contractor specializing in interior/exterior gypsum wall systems and metal stud framing. They focus on on-time completion and quality and are experienced in OSHPD Projects to High Level Tenant Improvements. They are LA Metro SBE & MBE Certified, LBE Certified DIR Certified, DGS SB(Micro) & SB-PW approved.

Infrastructure Engineers is now a Bowman company. Bowman is an engineering services firm delivering infrastructure solutions to customers who own, develop, and maintain the built environment. Bowman provides a variety of planning, engineering, geospatial, construction management, commissioning, environmental consulting, land procurement and other technical services

Infrastructure Quality Consulting (IQC) provides services such as utility locating, sewer inspection, pipe bursting & CIPP lining, hydro-jetting, concrete scanning, visual inspection, phased array ultrasonic testing, conventional ultrasonic testing, radiographic testing, liquid penetrant testing, and magnetic particle testing. They focus on using technology to improve construction project outcomes.

Inland Builders Group is a State of California Certified Small Business and Disabled Veteran Business Enterprise General Contractor specializing in Commercial and Industrial Tenant Improvements.

Inland Foundation Engineering, Inc. (IFE) is a leading geotechnical engineering and geology consulting firm that has been developing innovative solutions to demanding projects for nearly 40 years. They also provide materials testing, construction inspection, forensic engineering, peer review, and expert witness services.

Inland Restoration offers services in water damage/dry down, mold remediation and sewage clean-up. They provide exceptional service with safety for their employees and clients in mind.

Innerline Engineering is a cleaning and inspection company for sewer and storm water pipeline infrastructure. Additional services include underground utility location, cross bore inspection, and emergency response.

Innovate Concrete, Inc. (dba Innovate Engineering) provides concrete services in the Bay Area since 2005. They specialize in various aspects of the concrete structure process from demolition and grading to building the retaining structure to pouring and settling the mix.

An industry leader in understanding and engineering wastewater solutions for the productive private sector, focusing on environmental compliance and providing solutions to enhance profitability.

Innovative Engineering and Maintenance is an industrial general contractor providing single-source solutions for the industrial sector. They offer full-service repair, modifications, upgrades, and special projects.

Insight Environmental, Engineering & Construction, Inc. offers environmental remediation, engineering, and construction services, specializing in design-build construction and serving primarily the U.S. Government. They offer services such as landfill capping and maintenance, hazardous waste management, and remediation of contaminated sites.

Inspection 4 Industry LLC provides API Inspection information, training, and knowledge about inspection and testing, and mechanical integrity in the oil and gas industries. They offer various training courses, including API 510, API 570, API 653, and ASME courses.

Insul-Tech Contracting is a specialty contractor performing Mechanical Insulation, Penetration Firestopping, and Acoustical Insulation. Their focus is on Micro-Electronics, Life Sciences, and Bio-Pharmaceutical Projects.

Integral Facilities Services is a facility services company providing janitorial, lighting, HVAC maintenance, floor care, construction cleaning, and water damage services throughout Southern California.

Integrated Comfort Solutions is a team of expert technicians, estimators, designers and comfort consultants trained in all aspects of sales, service, installation, maintenance, renovation and replacement of commercial and industrial mechanical building systems. They specialize in effective solutions for large-scale commercial and industrial contracting projects, including heating, ventilating, air conditioning, and building automation.

Integrity Construction Maintenance, Inc. has been locally-owned and operated since 1982, providing comprehensive construction, maintenance and janitorial services.

Intelectric Inc. provides electrical design and installation for commercial and residential properties throughout Southern California. They have a service department for smaller jobs and preventative maintenance applications. They are also a Vantage controls Silver dealer.

International Reliability Consultants (IRC) offers consulting services needed to develop, implement, and maintain a state-of-the-art Asset Management Program for Oil and Gas, Utility, Pharmaceutical and Manufacturing clients. They offer a wide range of data quality services (e.g. Master Data Creation, Enrichment, Cleansing, etc.) and can develop Standard Practices to capture critical data, identify best practices, and implement that knowledge.

Ironmark Earthworks specializes in demolition, site clearing, subterranean, mass grading, rough and fine grading, excavation and paving, focusing on safety and technology to efficiently complete earthwork projects.