Since 1983 we've provided nearly a million square feet of space for a variety of applications

Celebrating over 40 years in business!

current specials / offers

48'x40' Commercial Modular Building

leasing options / floorplans

Modular buildings can be used in any application where conventional construction is used. They offer fast delivery, low cost setup, and wide ranging adaptability. All of our standard floorplans are built at our factory and installed directly at your location. Request your free quote now.


industries we serve

From agriculture to the auto industry and contruction to industrial applications, Modular Building Concepts has the right modular building to suit your needs.


General offices, employee living quarters, break rooms, display area, restrooms and showers facilities, classrooms, dispatch

Auto / RV Dealers

Sales offices, display areas, product showcases, service and warranty offices


Sales centers, retail space, headquarter or branch offices, restaurants, flex space, showrooms, dealershops, pro shops, office space


Admin offices, meeting space, project management offices, project owners offices, inspectors offices, conference rooms, safety and training spaces


Health care facilities, schools, government offices, military facilities, retail establishments, financial institutions, administrative offices


Classrooms, restrooms, conference rooms, administration lounges, daycare facilities, libraries, science and computer labs, work out rooms

Energy / Utilities

General offices, workforce housing, break rooms, modular storage, lunch rooms, restrooms, guard houses, specialty buildings, conference rooms


Administration, classrooms, meeting space, shower and restroom, training space, storage, offices, laundry, guard houses, labs, military / staff housing, conference rooms


Clinics, administration offices, labs, facilities department offices, rehab facilities, conference rooms, hospitals, swing space


In-plant offices, administration offices, modular break rooms, modular storage buildings, warehouse / production offices, break or restrooms, guard houses

Non Profit Organizations

Classrooms, clinics, daycare / head start facilities, administration lounges, faycare facilities, libraries, science and computer laboratories, work out rooms

Religious & Tribal

Admin and multipurpose spaces, fellowship halls, churches, synagogues, congregation and assembly halls, daycare, worship centers, youth centers, classrooms

Since 1983 we've provided nearly a million square feet of space for a variety of applications

Located in San Diego County, we also service Los Angeles, Riverside, Orange, San Bernardino and Imperial counties.

MBC, Inc. has over thirty years of experience in the modular building industry leasing and selling office trailers, mobile offices, portable classrooms, modular buildings, construction trailers, restroom trailers, guard houses, manufactured housing and many other pre-fabricated and relocatable buildings. We serve a variety of markets including education, construction, government, healthcare, religious, industrial, energy, commercial, tribal, utilities, agriculture, nonprofit and religious organizations. From a simple one man guard house to a complete school, we have the knowledge and experience to meet the most challenging space needs. Learn more about us

contact mbc

P 858.679.1185
F 858.679.6804

current offers / specials

<>Mobile Office Trailer Std. Models
48'x40' Commercial Modular Building