Commercial Builders

What Commercial Builders does

Commercial Builders Inc. (CBI) is a Southern California general contractor founded in 2002, headquartered in San Diego with a regional office in Huntington Beach (Orange County). The firm delivers commercial construction services — including construction management, preconstruction, cost consulting/estimating, design-build and design-assist, scheduling, and LEED/sustainable building advisory — primarily for tenant improvements, sitework and new development, retail/hospitality buildouts, and lab/life-science facilities. Notable project categories include office tenant improvements for REITs and corporate tenants (Kilroy Realty, Irvine Company, JLL, CBRE, Aetna, AON, Cox Communications), specialized technical buildouts (clean rooms, labs, SCIFs for II-VI Aerospace & Defense, REVA Medical, Panasonic Avionics, Qualcomm/Obsidian), and large-scale entertainment and exterior work (Legoland Chima Waterpark, $13M; Brea Place exterior sitework, 50,000 SF). The company holds California contractor license #669342 and reports having constructed over five million square feet of buildings and tenant improvements to date. Leadership consists of co-founders Rob Netzer (Principal, LEED Accredited Professional since 2009, 32+ years industry experience) and Robert Kay (Principal & General Superintendent, 42+ years), supported by a small management team including a Director, Senior Project Manager, Senior Superintendent, HR Manager, and Accounting/Marketing staff.

The business model is project-based B2B construction services revenue earned through fixed-price contracts, cost-plus contracts, and construction management fees. The go-to-market motion is enterprise field sales and relationship-driven: work is sourced through direct business development with property owners, developers, REITs, and corporate real estate decision-makers, supplemented by client referrals and repeat engagements. Customer segments are Commercial Real Estate Owners & Developers and Corporate Tenants (both primary), with a secondary segment in Healthcare, Life Science & Technology Companies requiring specialized technical buildouts. The company markets itself as combining the structure and discipline of a large contractor with the responsiveness of a smaller firm, emphasizing occupied-space construction, LEED expertise, and a partnership approach across owner, design team, and subcontractors. No revenue, funding, M&A, or partnership disclosures are present in the input data, and ownership appears concentrated with the two founding principals — no institutional investment or parent company is indicated.

Name

Commercial Builders

Legal name

Commercial Builders Inc.

Website

https://cbi-sd.com

Company type

Private

Founded year

2002

Operating status

Operating

Headcount range

1–10 employees

Short description

Commercial Builders Inc. is a Southern California general contractor (founded 2002, San Diego HQ with an Orange County office) delivering tenant improvements, commercial construction, and lab/life-science buildouts for enterprise REITs, developers, and corporate tenants across the region.

Ownership category

akta.pro rank

Product category

Commercial Construction Services

NAICS

Commercial and Institutional Building Construction (236220), Nonresidential Building Construction (2362)

SIC

General Bldg Contractors - Nonresidential Bldgs (1540), Operative Builders (1531)

akta.pro primary industry

Office & Corporate Building Construction (IMAFACAA)

akta.pro secondary industries

Retail & Mixed-Use Commercial Construction (IMAFACAB), Sports & Recreation Facility Construction (Stadiums, Arenas, Community Centers) (IMAFACAI), Civil & Structural Engineering Consulting (BPAHAIAA)

Keywords

• Commercial construction
• Tenant improvements
• Construction management
• Design-build services
• Preconstruction services

Headquarters

HQ city

San Diego

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Marketing or Sales, Others

Revenue model

1. General Contracting Services: Project-based revenue from construction services including preconstruction, scheduling, cost consulting, design-build, construction management, and LEED sustainable building. Revenue is earned through fixed-price contracts, cost-plus contracts, and construction management fees for commercial, retail, hospitality, and specialized facility projects.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels5 records

Core offering

Commercial Builders Inc. (CBI) is a California-licensed commercial general contractor and construction management firm delivering tenant improvements, retail and hospitality buildouts, lab and life science facility construction, and sitework services. Founded in 2002 with offices in San Diego and Huntington Beach, the firm serves commercial property owners, REITs, corporate tenants, healthcare providers, and technology companies across California using design-build, design-assist, and construction management delivery models.

Product overview

Commercial Builders is a general construction contracting company offering a unified suite of services spanning the entire construction process. The core offerings include Construction Services, Scheduling, LEED/Green Building, Preconstruction, Cost Consulting/Estimating, Design-Build/Design-Assist, and Construction Management. These services are tailored to meet individual client needs across project types including tenant improvement, sitework/new development, retail/hospitality, and lab/life science projects.

Differentiator

Problem solved

Functional benefit

Products and services

• Tenant Improvements

Quantifiable outcome

• Successfully completed over 5 million square feet of construction

Named customers25 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators4 records

Recent moves5 records

Expansion highlights3 records

Broad incumbents

• Turner Construction Company: One of the largest US general contractors with a strong Southern California presence serving commercial, healthcare, and aviation clients. Competes with CBI on larger tenant improvement and ground-up commercial projects, especially for institutional and corporate accounts.
• Clark Construction Group: Major national general contractor with West Coast operations in commercial, tenant improvement, and specialty facility construction. Competes with CBI on larger SoCal corporate and life-science buildouts.
• Swinerton Builders: Large West Coast general contractor offering tenant improvement, healthcare, and commercial buildout services across California. Operates at meaningfully greater scale than Commercial Builders but competes directly for the same SoCal tenant improvement and corporate buildout work.
• Hensel Phelps: National general contractor with significant SoCal operations focused on aviation, healthcare, and commercial projects. Directly comparable in serving large corporate and institutional tenants (e.g., Panasonic Avionics-tier clients) in Southern California.
• McCarthy Building Companies: Large US general contractor with significant California presence in healthcare, education, and commercial construction. Comparable to CBI on healthcare and institutional buildouts, though operates at meaningfully larger scale.
• DPR Construction: National technical builder with strong SoCal life-science, advanced technology, and tenant improvement practices. Highly comparable to CBI's clean room, lab, and high-tech tenant improvement work and a key competitor in SoCal life-science construction.

Direct peers

• BNBuilders: West Coast-focused general contractor specializing in tenant improvements, life-science labs, healthcare, and complex commercial buildouts for corporate clients. Closely comparable to CBI in size, geographic footprint, and service mix, particularly for tech and life-science tenants.
• Rudolph and Sletten: California-based general contractor specializing in healthcare, life-science, and commercial construction across the state. Directly comparable to CBI in target end markets and SoCal operating focus, particularly for technical facility buildouts.
• Level 10 Construction: California-based general contractor focused on corporate tenant improvements, life-science, healthcare, and technology buildouts. Directly comparable to CBI in target market (enterprise SoCal tenants) and project type (interior buildouts and specialized facilities).
• Project Management Advisors (PM-A): Owner-side project management and construction management firm serving SoCal commercial real estate, healthcare, and corporate clients. Comparable to CBI in customer base and project types though operates from the owner-representative side rather than as GC.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks5 records

Key highlights7 records

Customer concentration

• Xx.com/CBIsd
• Facebookfacebook.com/CBISanDiego
• LinkedInlinkedin.com/company/commercial-builders-inc-
• Instagraminstagram.com/commercial_builders_inc

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Commercial Builders