MEP Engineering
Mechanical, Electrical & Plumbing
ELPI Engineering is a California based consulting engineering firm with capability of providing in-depth innovative quality consulting services that are based on the most current technologies available. ELPI Engineering is a registered consulting firm with the State of California. We provide state-of-the-art designs and engineering services in Mechanical & Plumbing fields.
ELPI Engineering's professional engineering team, with years of strong technical experience, has earned an exceptional reputation for customer satisfaction. Projects are delivered in a timely manner with major emphasis placed on coordination with other trades. Our commitment to our clients goes beyond providing quality drawings. Our objective is to be an integrated business partner. We accomplish this by listening to our clients, by understanding their unique business needs, and by providing solutions to help them meet their objectives.
ELPI Engineering relies heavily on computer technology to produce design and construction documents as well as energy simulations.
Your design and build drawings can be stamped by one of ELPI Engineering's in-house registered mechanical professional engineers, State of California.
Construction Types: New Construction, Retrofit & Upgrades
To effectively meet the needs of our valued customers, ELPI Engineering offers a unique service that is surpassed by no one. Our full-service capabilities include all aspects of (Mechanical and Plumbing) design for commercial, industrial, institutional, and residential.
HVAC, Heat Pump and Water Heater System Design — California and Alaska
Full HVAC and mechanical system design including heat load & cooling load calculations, duct/air distribution design, heat pump systems for California and Alaska climates, and commercial heat pump water heater (HPWH) engineering.
HVAC System Types
- —VAV (Variable Air Volume)
- —VRV (Variable Refrigerant Volume)
- —Constant air volume
- —Chilled water and cooling tower systems
- —Split systems and heat pump systems (air-source and ground-source)
- —Heat Pump Water Heater (HPWH) design and specification
- —Commercial water heater system engineering
- —Evaporative cooling systems
- —Hydronic heating and cooling systems
- —Hot water heating systems
- —Steam heating systems
- —Fan Coil Units (FCU)
- —Energy Recovery
- —Ventilation systems
- —Kitchen exhaust systems
- —Lab exhaust systems
- —Clean room systems
- —Process cooling systems
- —Smoke control systems
- —Heat Pump Water Heater (HPWH) Technologies for CA and AK
- —Arctic heat pump systems for Alaska cold climates
- —Advanced Energy Systems (including Molten Carbonate Fuel Cells)
- —California Title 24 Energy Compliance (non-residential and residential)
- —Alaska Energy Efficiency Standards compliance
Plumbing Design Services
Complete plumbing engineering for commercial, industrial, institutional, and residential projects. All drawings can be stamped by our in-house registered professional engineers.
Plumbing Systems
- —Domestic hot and cold water systems
- —Sanitary drainage systems
- —Storm drainage systems
- —Natural gas piping systems
- —Medical gas systems
- —Fire protection systems
- —Compressed air systems
- —Process piping systems
Calculations & Codes
- —Gas load calculations (natural gas, propane, O₂, N₂)
- —Total WSFU and DFU per plumbing codes
- —Sewer and vent isometric plans
- —Chemical waste disposal systems
- —Manual J & D of ACCA
- —Title 24 energy compliance (non-residential)
- —Stamped plans for CA and Alaska plan check & approval
Electrical Engineering Services
Power & Distribution
- —High & low voltage distribution system design
- —Single-line diagrams, load calculations & panel schedules
- —Building & Safety Department plan check (NEC compliance)
- —Motor sizing, protection, and fault calculations
- —Protective relay coordination studies
- —Electrical power transformers, switchgear & controls
- —Stamped plans for CA plan check & approval
Lighting, EV & Special Systems
- —Power and lighting plans & electrical Title 24 calculations
- —EV car charging stations
- —Battery backup systems and backup generation
- —HVAC and plumbing equipment electrical connections
- —Process controls and P&ID electrical support
- —Fire alarm, security, and low-voltage systems
- —Grounding, bonding, and lightning protection
MEP Engineering in Orange County & Southern California
From our Seal Beach headquarters, ELPI Engineering provides MEP engineering — mechanical, electrical & plumbing for clients throughout Huntington Beach, Irvine, Newport Beach, Costa Mesa, Long Beach, and greater Orange County and Los Angeles County — plus projects across California and Alaska, with P.E.-stamped drawings for plan check.
We also provide Structural Engineering, P&ID / Process Engineering and Heat Transfer Engineering — and the full list of cities and regions we serve.
Discuss Your ProjectDiscuss Your MEP Project
CA & AK Registered Professional Engineers — Serving All of California & Alaska — Excellence · Quality · Service · Price · Trust