In our 45th year of business, ESI delivers a strategic approach to energy use with customized energy management solutions. As a truly full-service mechanical contractor, we can provide a full array of services to our clients, and to prospective projects. From sheet metal, and piping, to service and energy management. ESI focuses on the whole project, working with architects, and general contractors to deliver a project that exceeds specifications. By offering our clients and prospective clients a complete analysis of an existing buildings total energy consumption, and operational deficiencies-we can identify and then bring a facility to its full operational potential. We move the needle a lot further by developing, responding to, and delivering on an energy strategy, corporate social responsibility, and environmental stewardship. By analyzing a buildings energy use, and acquiring real-time performance data, and resource optimization, we can significantly impact a building’s energy consumption. Using client driven initiatives, we can specifically target crucial performance indicators using virtual metering, BMS controls along with fault detection and analytics. For building owners, portfolio and asset managers, facility and energy managers; capping energy usage, measuring performance, set operational standards, and applying real-time analysis, synchronously deliver on: +Asset value maximization +Investment Protection +Life cycle cost targeting +Optimized building performance +Increased efficiency +Real-time control +Environmental responsibility
| Website | http://www.esite.net |
| Revenue | $13.9 million |
| Funding | $2 million |
| Employees | 70 (23 on RocketReach) |
| Founded | 1975 |
| Address | 3353 De La Cruz Blvd, Santa Clara, California 95054, US |
| Phone | +1 408-980-1711 |
| Fax | (408) 980-0714 |
| Technologies | |
| Industry | Construction, Business Services General, Business Services |
| Web Rank | 12 Million |
| Keywords | Energy Services, Energy Management Solutions, Custom Energy Solutions, Energy Efficiency, Strategic Energy Planning, Sustainability, Energy Optimization, Integrated Building Systems, Energy Consulting, Building Systems, Mechanical Contracting, Facilities Management, Building Automation, Plant Maintenance, Hvac, Energy Retrofits, Energy Audits, Energy Conservation, Green Building, Renewable Energy |
| Competitors | Jacobs, AECOM, Wood Group, Tetra Tech, ERM, Golder Peru S.A., Sierra Club, SCS Engineers, VECO Engineering, Cardno TEC, Inc. +30 more (view full list) |
| SIC | SIC Code 38 Companies, SIC Code 382 Companies |
| NAICS | NAICS Code 33 Companies, NAICS Code 334 Companies |
Looking for a particular Environmental Systems Inc. employee's phone or email?
The Environmental Systems Inc. annual revenue was $13.9 million in 2026.
Marissa Enfantino is the Director, HR and Facilities of Environmental Systems Inc..
23 people are employed at Environmental Systems Inc..
Environmental Systems Inc. is based in Santa Clara, California.
The NAICS codes for Environmental Systems Inc. are [33, 334].
The SIC codes for Environmental Systems Inc. are [38, 382].