What you are looking for?



  • The first step to get started on your construction project is to clearly define your goals and objectives. This involves identifying what you want to achieve with the project, your budget constraints, timeline requirements, and any specific needs or preferences you may have. The key to any successful construction project is thorough planning and finding the right contractorIf you need help getting started feel free to give us a call and we would be happy to discuss your project in more detail

  • Gruenert Building has been serving Marin and surrounding Counties for the past 5 years, establishing itself as one of the leading construction companies in the Bay Area

  • Gruenert Building specializes in a wide range of construction projects, including:  
  • Residential construction: Building new homes, remodeling or renovating existing homes, and constructing custom-designed homes.   
  • Commercial construction: Constructing new commercial buildings, remodeling or expanding commercial spaces, and designing innovative retail or office spaces.  
  • Design-build projects: Offering comprehensive design and construction services for a seamless and efficient construction process.   
  • Restoration and renovation projects: Restoring historic buildings, renovating outdated structures, and repurposing existing spaces for modern use. 
  • Gruenert Building is also expanding to include Multi-unit residential construction: Developing apartment buildings, condominium complexes, townhomes, or other multi-family housing projects. 

  • We specialize in a variety of construction additions and space conversions including:  Adding additional stories to a house (either above or below the existing space) Pushing out walls, changing roof lines to create additional space, creating and/or converting space for kitchens, baths, living rooms, master bedrooms, garages and ADUs .  We are also more than happy to do small additions for a breakfast nook, additional space in a bathroom and much more

  • Yes, Gruenert Building does offer ADU (Accessory Dwelling Unit) conversions and additions as part of their services. ADUs, also known as granny flats or in-law units, are secondary units that can be added to residential properties to provide additional living space. These conversions can be a great way to increase the functionality and value of a propertyGruenert Building has experience in designing and constructing ADUs that are customized to meet the specific needs and preferences of homeowners. Whether you’re looking to convert an existing space or build a new standalone unit, Gruenert Building can help guide you through the process from start to finish. 

  • Yes, Gruenert Building does have experience working on houseboats. Houseboats are unique structures that require specialized knowledge and expertise in construction and renovation. Gruenert Building’s team of professionals can help with a variety of houseboat projects, from maintenance and repairs to custom renovations and upgrades. 
  • Whether you are looking to update the interior of your houseboat, improve its exterior, or address any structural issues, Gruenert Building can provide the necessary skills and services to meet your needs. Their experience in working with a variety of building materials, as well as their attention to detail and commitment to quality craftsmanship, can help ensure a successful project. 

  • Gruenert Building utilizes a range of home building technologies to enhance the quality, efficiency, and sustainability of their projects. From cloud-based management and job cost tracking to 3-dimensional CAD renderings, Gruenert Building blends new technologies with old world building techniques to create a system for success.   
  • In the field some of the technologies we incorporate include Energy-efficient systems, Advance insulation materials, smart home automation, Sustainable building materials, and water-savings fixtures.  By leveraging these home building technologies, Gruenert Building can deliver modern, energy-efficient, and environmentally conscious homes that meet the needs and expectations of their clients. 

  • Homes are designed by architects and built by home buildersMost projects, especially larger ones, require both a home builder and an architectEach has their own distinctive roles to play and will usually work in conjunction with one another in order to deliver the most high-quality results to the clients.   
  • As the construction management, Gruenert Building makes it a priority to ensure good communication between architect, clients (or clients representative) and contractorThis fosters a team environment the improves productivity and satisfaction of all parties involvedAt Gruenert Building we are not only building homes, we are building relationships.  

  • Square foot costs are usually a very inaccurate way of judging the project costs and should not be relied upon. More times than not, sub-tier contractors may throw out square foot costs to attract a client, but after the project is said and done the final square foot cost is much higher than their proposal. Custom homes are too complicated to be able to safely rely on square foot costs. If you are interested in a quote please reach out to us and we would be happy to discuss your project with you more in depth.

  • Yes, Bringing a general contractor on board earlier on in the process the better.   By working collaboratively with your contractor from the outset, you can benefit from their expertise, insights, and project management skills to help bring your vision to life. The key to any successful project is to find someone who you work well with, who you can trust, and who does quality workThis will allow the contractor to assist in aspects of the design and engineering development of the projectNo project should be approached as an individual endeavor, it takes a good team approach of a contractor, architect, engineer and other key individuals to carry out a project in the most successful way.   

  • This depends on the size of your projectIn most cases, it is a good idea to hire an architect before a general contractor because the architect will help you design your projectHowever, it is very beneficial to get input and insight from a general contractor and they may also be able to recommend an architect who would be a right fit for your project.   

  • Calculating project costs based on cost per square foot is not a method that should be relied uponVery often there will be lower quality contractors who will use cost per square foot to attract clients, but once the project is said and done, the final square foot costs are significantly higherIn general, each construction project has its own unique variables and complexities that make using cost per square foot inaccurateIf you are interested in getting an estimate, please feel free to reach out to us and we will be more than happy to discuss your project in greater detail.

  • Renovating or remodeling your home can be a very stressful experienceYou have to dedicate your time and energy and make many decisions about the project as well as a daily disruption to your living space and routinesGruenert Building takes great pride in making the process as smooth and stress free for you as possible by managing the daily construction and office details and collaborating with the other members of the teamWe find that the best way to a successful project is open communications and collaborationTo find out what to expect from your specific project feel free to contact us with the details of your project and we will share what you might experience for project length, cost, and other related factors.    

  • Some projects have unique requirements, specific preferences or a vision for a dream home that cannot be met by standard designs or solutions. In these cases, a custom project is exactly what you needOn of the most wonderful things about custom projects is that they are specifically tailored to your needs and the only limiting factor is budget and your imaginationWhen doing a custom project, it is important to work with someone who is transparent about the project costs, so you don’t find yourself in a position where you have over-committed yourselfGruenert Building will help you create a realistic vision for your project with all the special features you desire.   
Call Us +123 456 987 or drop us a message at info@yourmail.com