Business Details
27 Years
experience
Trusted Residential Home Builders in San Francisco
Abacus Group Builders is a high-caliber residential building contractor specializing in remodels and new construction. Founded by master builder Chas Voorhis in 1999, we serve the Bay Area including San Francisco, Marin, the Peninsula, and Wine Country. Our approach centers on collaboration, respecting architectural intent while balancing design with constructibility and budgetary realities. Our team of lifelong builders brings decades of combined experience in sophisticated construction, with a focus on sustainable practices and energy-efficient materials.We prioritize client relationships, ensuring every project reflects individual tastes and lifestyles through meticulous planning and craftsmanship. Our crew's average tenure exceeds ten years, fostering efficiency and a close-knit team dynamic that delivers distinctively beautiful results.
Services
Residential Remodeling
New Construction
Sustainable Construction
Pre-Construction Services
Custom Architectural Projects
Details
- Year established: 1999
Highlights and features
- We offer 25+ years of expertise in Bay Area residential construction.
- Our team includes third-generation builders and sustainable design specialists.
- We integrate energy-efficient practices into every project.
- Collaboration with architects and engineers ensures design integrity.
- Proven track record of delivering complex custom projects on time.
Services
Residential Remodeling
We transform existing homes through interior and exterior renovations tailored to client preferences. Our process involves reconfiguring floor plans, modernizing systems, and collaborating with architects to ensure design integrity. Clients benefit from enhanced functionality and aesthetics while maintaining their home's unique character.
New Construction
We build custom homes from the ground up, starting with empty lots or demolition sites. Early involvement allows us to optimize project value through constructability analysis. Our team partners with architects to deliver spaces that align with client visions while meeting technical and budgetary requirements.
Sustainable Construction
Our sustainable practices incorporate energy-efficient materials and systems into every project. We collaborate with specialists to reduce environmental impact through reuse strategies and advanced construction techniques. This approach creates healthier living spaces while maintaining aesthetic excellence.
Pre-Construction Services
We provide detailed scope, budget, and schedule analysis before construction begins. Our constructability reviews help clients make informed decisions about design feasibility and resource allocation. This proactive approach minimizes surprises and ensures realistic project expectations.
Custom Architectural Projects
We execute unique architectural designs requiring specialized craftsmanship and coordination. Our team handles complex details through precise planning and collaboration with artisans. Clients receive tailored solutions that balance artistic vision with functional requirements.
People
Chas Voorhis
Founder & Master Builder
Chas Voorhis founded Abacus Group Builders in 1999 after serving as VP at a major construction firm. He specializes in balancing design vision with practical execution, bringing over 25 years of experience in residential construction and architectural collaboration.
Andrew Earnhardt
Senior Project Manager
Andrew Earnhardt manages high-end residential projects with 25+ years of construction experience. A UC Berkeley graduate, he focuses on design integrity and logistical analysis while maintaining Abacus Group Builders's quality standards through systematic project oversight.
Raman Voorhis
Project Manager
Raman Voorhis specializes in sustainable construction methods. With a Stanford master's degree and 10+ years in technical construction, he integrates energy-efficient practices while ensuring clear communication between all project stakeholders during complex builds.
Tom Millar
Field Operations & Superintendent
Tom Millar oversees field operations with decades of hands-on experience. He coordinates crews and subcontractors to maintain project timelines and quality standards, leveraging family construction knowledge passed down through generations.
Laurie Anderson
Office Manager
Laurie Anderson manages administrative operations including accounting and project scheduling. Her organizational skills ensure seamless coordination between teams, maintaining Abacus Group Builders's efficiency through meticulous tracking of permits, inspections, and supply chains.
Questions
What areas do Abacus Group Builders serve?
We work throughout the Bay Area, including San Francisco, Marin, the Peninsula, and Wine Country regions.
What types of projects does Abacus Group Builders specialize in?
We focus on residential remodeling and new construction projects, with expertise in sustainable building practices and custom architectural designs.
How does Abacus Group Builders approach sustainability?
We incorporate energy-efficient materials and systems into every project, partnering with specialists to reduce environmental impact while maintaining design excellence.
What is Abacus Group Builders's construction management process?
We begin with pre-construction planning to define scope, budget, and schedule. Our team coordinates all stakeholders throughout construction to ensure quality and timely delivery.
How experienced is the Abacus Group Builders team?
Our team includes third-generation builders with over 25 years of combined experience, including certified professionals in sustainable construction methods.
