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Business Details
33 Years
experience
Your Trusted Partner for Custom Home Construction Solutions
Altmann & Associates has built a reputation as a trusted residential construction partner in the San Francisco Bay Area. With nearly three decades of hands-on experience, we specialize in transforming architectural visions into reality through meticulous craftsmanship and innovative problem-solving. Our team combines technical expertise with artistic sensibility, delivering custom solutions for historic restorations, mid-century modern renovations, and new home constructions. We collaborate closely with architects and designers during the critical design phase to ensure projects remain within budget while maintaining uncompromising quality.

Our approach emphasizes transparency, fixed-price contracts, and a commitment to exceeding client expectations through skilled carpentry, expert subcontractor coordination, and attention to detail. From foundation work to custom millwork, we bring decades of collective experience to every project, ensuring seamless integration of traditional craftsmanship with modern building standards.
Services
Residential Construction Home Renovations Custom Home Builds Architectural Collaboration Design-Phase Consulting
Details
  • Year established: 1993
Highlights and features
  • We offer 30 years of experience in residential construction and architectural restoration
  • Our team combines skilled carpenters with expert subcontractors for comprehensive project execution
  • We provide design-phase cost consulting to maintain budget control
  • We deliver fixed-price contracts for transparent project management
  • Our approach emphasizes seamless integration of old-world craftsmanship with modern standards
Services
Residential Construction
We deliver custom residential construction projects with precision and craftsmanship. Our expertise spans new home builds, additions, and complete rebuilds requiring structural coordination and code compliance. From foundation work to finishing details, we ensure every project meets architectural specifications while maintaining budgetary control through early-phase collaboration with design professionals.
Home Renovations
Specializing in historic and modern home renovations, we preserve architectural integrity while updating systems to current standards. Our work includes kitchen and bathroom remodels, floor plan reconfigurations, and energy-efficient upgrades. We address unique challenges of older homes while incorporating modern materials and technologies for improved functionality and sustainability.
Architectural Restoration
We restore architecturally significant homes with meticulous attention to original design elements. Our team works with period-accurate materials and techniques while integrating modern amenities. This includes preserving millwork, matching historic finishes, and maintaining structural integrity during system upgrades for Victorian, Craftsman, and mid-century modern properties.
Design-Phase Consulting
We provide expert construction cost analysis during architectural design phases to ensure project feasibility. Our team identifies cost-saving opportunities without compromising quality, delivers detailed estimates, and offers material selection guidance. This proactive approach prevents budget overruns while maintaining design intent through collaborative decision-making.
Custom Millwork
Our skilled carpenters create custom millwork solutions for unique architectural requirements. From intricate trim work to bespoke cabinetry, we combine traditional techniques with modern precision. This service addresses tight tolerances in contemporary designs and replicates historic details for restoration projects using high-quality materials and finishes.
People
Jeff Altmann
Owner
Jeff Altmann founded the company with 30 years of construction experience. He oversees project execution and maintains quality standards across all developments. His expertise includes complex renovations and new home construction.
Questions
What types of construction projects do you specialize in?
We specialize in residential construction including custom home builds, historic restorations, and modern renovations. Our expertise covers mid-century modern properties, Victorian homes, and contemporary designs throughout the San Francisco Bay Area.
How do you handle design-phase budgeting?
We collaborate with architects during design development to provide cost analysis and value engineering. This proactive approach ensures projects remain within budget while maintaining design integrity through detailed estimating and material selection guidance.
Do you work on historic preservation projects?
Yes, we specialize in restoring architecturally significant homes. Our team preserves original details while updating systems to modern standards, working with period-accurate materials and techniques for Craftsman, Victorian, and mid-century modern properties.
What areas do you serve?
We primarily serve Oakland, Berkeley, Albany, Piedmont, and Lafayette areas. Our central location allows us to effectively manage projects throughout the San Francisco Bay Area with access to quality materials and skilled professionals.
How do you ensure project quality?
We maintain quality through skilled carpentry, expert subcontractor coordination, and meticulous attention to detail. Our team combines traditional craftsmanship with modern building science to deliver durable, high-quality results that exceed client expectations.
What construction methodologies do you use?
We employ both traditional and modern construction techniques. For renovations, we preserve historic elements while integrating energy-efficient systems. New builds utilize advanced framing methods and sustainable materials to create durable, code-compliant structures with exceptional finish work.