Devengenzo & Company is a diamond certified landscaping
and general engineering company servicing the San Francisco East Bay
General Contractor, General Engineering Contractor, Landscape Contractor
We have been serving Contra Costa County and Alameda County clients since 1970. We specialize in total project management from inception to completion and are experienced in all phases of residential construction.
General Contracting Division : New homes, additions, remodeling, kitchens and bathrooms are some examples of the work we are capable of doing.
We have in house staff that can handle your project from inception and initial planning, to the completed plans through the permit process.
General Engineering Division : Sewer main extensions, sewer laterals, storm drain systems, interceptor systems (french drains). We offer complete site drainage solutions, including septic system installation and abandonment.
Landscape and Irrigation Division : Specializing in custom projects, grading, automatic irrigation, hardscapes, and retaining walls and several award winning projects.
We are motivated by the desire to achieve and complete our clients specific dream project or necessary goal.
Cabinetry dramatically improves the value of your home. Considering the color, the layout and overall quality
are key factors. It is important to choose quality hinges and runners and soft-close drawers, finished interior cabinets and good materials.
There are two main types of kitchen cabinetry…the Framed and the Frameless. There are semi-custom cabinets, custom cabinets and furniture grade cabinets.
Tile is usually referred to a ceramic. It can be porcelain, marble, granite, metal and even glass. Tile is not just limited to the kitchen or bath. Tile can grace a mantel, cover a family room floor and most of all make a dramatic entry into your home. Tile adds interest and texture especially when you mix shapes and sizes and colors.View Gallery
Decks are like a patio..an extension of the home. They can be built to take advantage of a view, offer a different access point, be different levels and often need railings. Primarily decks are made of wood and now more commonly a composite wood material like Trex.View Gallery
Understanding window choices can be very complex. There are new construction windows as well as replacement /retrofit windows. All have specific advantages and different installation methods. Windows come in various types Wood, Vinyl, Aluminum and Wood-Glad. Their styles vary from casement and double hung and picture windows. Also many have energy efficient solutions such as dual-glaze, insulating glass coatings and insulating gases.Launch Project
Retaining Walls offer contrast and texture to a property. There is a variety of retaining wall materials, such as natural stone, brick, concrete, concrete block, rock and wood material options. Retaining Walls are usually functional or necessary but can also offer extra seating to a property,and add beautiful walls or entry to a home.View Gallery
Hardscape refers to the products or materials incorporated into the outdoor living space which does not grow. Hardscaping refers to the non – plant features such as lighting, stone walkways, paved areas, rock, fountains , brick pavers and other diverse selections of materials and structures.
A function of “Landscape” can be a space to escape or hide. A private spot to think or not be interrupted. A time to study nature and be close to nature. An ever changing painting of living things.
Updates on the ADU that is being built using the Conventional Construction Process. In the background photos you see the excavation has…
I have been negligent in posting to our website, but now I have help, so my posts should increase. Our Company is…
The National Weather Service is predicting a strong El Nino to peak in the late fall or early winter. The Pacific Ocean…
We are now a Diamond Certified company! This means that we require the highest standard for qualification, and conduct regular performance reviews.…
We bring a personal and effective approach to every project we work on.