Insights

Sustainability Opportunity Target LEFF Design Build as a partner for zero net energy and sustainable home remodeling projects by highlighting capabilities in historic restorations with modern energy-efficient solutions, aligning with their stated focus on sustainable principles and new technologies.

Design‑Build Advantage Position as a complementary vendor for their one‑stop shop process by offering specialized services (e.g., high‑end finishes, energy modeling, or modular components) that fit seamlessly into their in‑house design build workflow to enhance project speed and client experience.

Budget‑Smart Growth Propose value‑adds and services that help maintain budget discipline, such as preconstruction estimating improvements, value engineering, and cost transparency tools, to reinforce their core message of minimizing surprises and cost overruns.

Technology Synergy Leverage their tech stack and digital approach by offering integrations with their existing systems (CRM, project management, analytics) or provide new data-driven insights and dashboards to improve project tracking, client reporting, and decision making.

Market Positioning Align with LEFF’s reputation in remodeling and new homes by targeting affluent homeowners and historic restoration projects in California’s Sebastopol area and nearby markets, emphasizing sustainability, design excellence, and value outcomes to drive high‑margin opportunities.

LEFF Design Build Tech Stack

LEFF Design Build uses 8 technology products and services including Microsoft Advertising, JSON-LD, Goober, and more. Explore LEFF Design Build's tech stack below.

  • Microsoft Advertising
    Advertising
  • JSON-LD
    Javascript Frameworks
  • Goober
    Javascript Libraries
  • PWA
    Miscellaneous
  • HTTP/3
    Web & Portal Technology
  • Google Search Console
    Web Analytics
  • Nginx
    Web Servers
  • Sitelinks Search Box
    Web Tools And Plugins

LEFF Design Build's Email Address Formats

LEFF Design Build uses at least 2 format(s):
LEFF Design Build Email FormatsExamplePercentage
First@leffconstruction.comJohn@leffconstruction.com
61%
Last@leffconstruction.comDoe@leffconstruction.com
17%
First.Last@leffconstruction.comJohn.Doe@leffconstruction.com
16%
FLast@leffconstruction.comJDoe@leffconstruction.com
6%
FLast@leffdesignbuild.comJDoe@leffdesignbuild.com
100%

Frequently Asked Questions

What is LEFF Design Build's phone number?

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You can contact LEFF Design Build's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is LEFF Design Build's official website and social media links?

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LEFF Design Build's official website is leffdesignbuild.com and has social profiles on LinkedIn.

How much revenue does LEFF Design Build generate?

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As of August 2026, LEFF Design Build's annual revenue is estimated to be $1M - $10M.

What is LEFF Design Build's NAICS code?

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LEFF Design Build's NAICS code is 23 - Construction.

How many employees does LEFF Design Build have currently?

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As of August 2026, LEFF Design Build has approximately 15 employees across 1 continents, including North America. Key team members include Teacher's Aide: A. W.Residential Designer: C. R.. Explore LEFF Design Build's employee directory with LeadIQ.

What industry does LEFF Design Build belong to?

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LEFF Design Build operates in the Construction industry.

What technology does LEFF Design Build use?

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LEFF Design Build's tech stack includes Microsoft AdvertisingJSON-LDGooberPWAHTTP/3Google Search ConsoleNginxSitelinks Search Box.

What is LEFF Design Build's email format?

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LEFF Design Build's email format typically follows the pattern of First@leffconstruction.com. Find more LEFF Design Build email formats with LeadIQ.

When was LEFF Design Build founded?

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LEFF Design Build was founded in 1978.
LEFF Design Build logo

LEFF Design Build

ConstructionCalifornia, United States11-50 Employees

LEFF Design Build is a midsize construction firm based in Sebastopol, California, specializing in design-build solutions for whole-home remodeling and new homes. Founded in 1978, the company has a national reputation for award-winning work that spans historic restorations preserving existing materials and energy-conscious new-home designs, integrating sustainable principles with modern technologies. Its approach centers on delivering homes that reflect owners’ lifestyles while minimizing environmental impact and maximizing value.

An in-house team of architects, designers, estimators, project managers, and craftsmen operates from a Design Center to provide a unified project experience from discovery through construction. The process is designed to keep projects within budget through coordinated communication and accountability, beginning with a collaborative discovery phase to identify issues and shape design options within financial constraints. The overarching aim is a smooth, well-managed client experience as projects progress through LEFF’s Design-Build methodology, with a project timeline brochure available on request.

Section iconCompany Overview

Phone number
NAICS Code
23 - Construction
Founded
1978
Employees
11-50

Section iconFunding & Financials

  • $1M - $10M

    LEFF Design Build's revenue is estimated to be in the range of $1M - $10M

Section iconFunding & Financials

  • $1M - $10M

    LEFF Design Build's revenue is estimated to be in the range of $1M - $10M

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