DesignRush industry experts identified the leading business consulting firms in California helping businesses with risk management, investment opportunities, company restructuring and more. Compare listings by average rates, team size and reviews to pick the best partner for your needs.

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

United States × California × Construction ×Clear Filters
  • A Reliable Full-Service Software Development, Cloud, DevOps and QA Partner

    Leveraging 30 years of excellence designing, developing, deploying and supporting world-class software solutions, Kanda Software has established itself as a trusted Software Development, Cloud Engineering, DevOps and QA partner for companies ranging from innovative startups to large enterprises...

    Top Services:

    • Software Development
    • Mobile App Development
    • IT Services
    • IoT
    • VR/AR
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    Location
    Alameda, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    16 Projects Listed
  • Software, mobile and SaaS application development since 2004.

    We are located in beautiful Phoenix, Arizona, and we can meet you in person anywhere in Arizona or Southern California. We have clients coast to coast and we have a long and proud history as a technology advocate for small business. To learn more, call us at 623-845-2747 or visit datatitan.com...

    Top Services:

    • Mobile App Development
    • Software Development
    • IT Services
    • Digital Services
    • Digital Strategy
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
  • Less Chaos. More Clients.

    Slake Marketing is a Los Angelesbased digital marketing agency that helps solopreneurs and small to medium-sized businesses grow their brands with clarity and confidence. The agency offers website and branding design, photography, strategy coaching, and integrated design-and-coaching packages, providing a...

    Top Services:

    • Digital Marketing
    • Business Consulting
    • Web Design
    • Branding
    • eCommerce Development
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $250/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    11 Projects Listed
  • Your Trusted Microsoft Dynamics 365 Partner

    Dynamics Square USA is a Microsoft Solutions Partner helping businesses transform operations with Microsoft Dynamics 365, Power Platform, Azure, and AI solutions. We provide ERP and CRM consulting, implementation, migration, customization, integration, and support services tailored to business needs. Our...

    Top Services:

    • Business Consulting
    • ERP Consulting
    • CRM Consulting
    • AI Development
    • Show more
    Location
    California City, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $80/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • California CFO for Construction, Architecture, Interior Design

    I'm a CPA and strategic financial partner specializing in construction, architecture, engineering, and interior design firms. I help project-based businesses / design & construction firms in California strengthen their cash flow, improve profitability, streamline financial operations, and make better...

    Top Services:

    • Accounting
    • Business Consulting
    Location
    San Francisco, California
    Number of Employees
    Under 49
  • Simplify Your Production Workflow

    Framework Films is a full-service creative media production house specializing in ultra high definition (UHD) aerial, drone, timelapse, hyperlapse, motion stabilized cinematography, motion graphics, and 3D Animation. Above all, we discover new creative frontiers and inspire lets shoot for the stars...

    Top Services:

    • Video Production
    • Creative Services
    • Branding
    • Logo Design
    • Print Design
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Portfolios Count
    10 Projects Listed
  • Luxury Construction Starts Here

    B West Builders is a Los Angeles-based general contracting company specializing in luxury residential remodeling, custom home construction, and high-end commercial renovation projects. The firm provides comprehensive construction services including home remodeling, kitchen and bathroom renovations, home...

    Top Services:

    • Business Consulting
    • Design Services
    • Digital Services
    • UI/UX Design
    • CRO
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Portfolios Count
    1 Project Listed
  • Illuminate Growth, Optimize Strategy

    Illumination Consulting was started by a group of entrepreneurs who have operated several businesses across multiple industries, holding various positions. Business owners who have started businesses operated them and sold them over the years from import-export companies, marketing agencies, consulting firms...

    Top Services:

    • Business Consulting
    • Web Design
    • Digital Marketing
    Location
    Beverly Hills, California
    Number of Employees
    Under 49
  • Turning Technology Into Business Growth

    Quantazone is a technology and AI solutions company helping businesses modernize operations, automate workflows, and build smarter digital systems. From ERP, CRM, HRMS, and cloud solutions to AI and marketing automation, Quantazone combines technology, strategy, and industry expertise to create scalable...

    Top Services:

    • ERP Consulting
    • CRM Consulting
    • AI Development
    • Cloud Consulting
    • Digital Marketing
    • Show more
    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
  • Streamline Your Data

    Data-Sleek, located in Irvine, Orange County, CA, is an AI and data consulting agency that helps organizations turn raw data into measurable business value. We specialize in data architecture, strategy, integration, data warehousing and AI strategy and implementation...

    Top Services:

    • Big Data Analytics
    • AI Development
    • Cloud Consulting
    • IT Services
    • Business Consulting
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    Location
    Irvine, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $130/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed
  • Lukasa is a next-gen consulting partner helping organizations transform through data modernization,

    Custom Software that Actually Works the Way You Do...

    Top Services:

    • Business Consulting
    • Software Development
    • AI Development
    • VR/AR
    • ERP Consulting
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
  • Tariff Refunds Are Here

    Armanino is one of the largest independent accounting and business consulting firms in the United States, serving clients across more than 100 countries. The firm provides AI-backed accounting, advisory, tax, digital transformation, and business consulting solutions designed to help organizations navigate...

    Top Services:

    • Accounting
    • Business Consulting
    Location
    San Ramon, California
    Number of Employees
    100 - 249
  • Digital Experiences, Forged for Growth.

    ForgeWeb-1 builds high-converting websites and AI-powered visual experiences for contractors, pool builders, landscapers, and remodelersdesigned to turn more visitors into qualified leads...

    Top Services:

    • Web Design
    • SEO
    • CRO
    • Business Consulting
    • Advertising
    • Show more
    Location
    Rowland Heights, California
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Tagging your market

    We offer many solutions to build markting power, with the use of Social Media, Content, Digital Display, Creative, Brand, and Atificial Intelligent marketing...

    Top Services:

    • Digital Marketing
    • SEO
    • Content Marketing
    • Email Marketing
    • Social Media Marketing
    • Show more
    Location
    Redlands, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    3 Projects Listed
  • Dedicated virtual assistants, fully vetted and fully managed.

    Stellar Staff places dedicated, full-time virtual assistants with US businesses that need real capacity, not another freelancer to manage. Clients interview a shortlist of pre-vetted candidates, pick the one they want, and start in five to six days. We handle sourcing, screening, onboarding, payroll, taxes...

    Top Services:

    • BPO
    • Customer Support
    • HR Outsourcing
    • Call Centers
    • Accounting
    • Show more
    Location
    Newport Beach, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $12/hr
    Minimal Budget
    $1,000 - $10,000
  • Sacramentos Small Business Marketing Partner

    At Capital Valley Marketing, we make marketing simple, effective, and relationship-driven. If you already have a marketing manager or team, we act as an extension of your staff providing strategy, expertise, and extra hands to keep campaigns running smoothly without the overwhelm...

    Top Services:

    • SEO
    • Social Media Marketing
    • Email Marketing
    • Creative Services
    • Business Consulting
    • Show more
    Location
    Sacramento, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    Under $1,000
  • Finance Expertise For Growing Businesses

    Most businesses can't afford to interview a full-time accountant or HR person - but they need help right now. FlowFi helps businesses find pre-vetted fractional experts for functions ranging from HR, to compliance, to bookkeeping, to fractional CFOs quickly and based on their needs...

    Top Services:

    • Accounting
    • HR Outsourcing
    • Business Consulting
    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $100/hr
    Minimal Budget
    Under $1,000
  • Your AI Team for Small Business

    Sannidhi AI is your AI team for small business: a dedicated team optimizing your business, directed by Chris Cobb in Santa Cruz, California. It starts with a free Business Analysis, written from your own records. Then we do the work and send a report every Monday. $500 a month, no contract...

    Top Services:

    • IT Services
    • CRM Consulting
    • Business Consulting
    • AI Development
    • Show more
    Location
    Santa Cruz, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
  • Get Found, Get Booked, Grow Smarter

    Studio Thryve is a full-stack marketing growth partner built exclusively for contractors and skilled trades. We build the foundation and infrastructure business need to get found, get booked and grow smarter- backed by resources, education, and business support in both English and Spanish. Latino-owned and...

    Top Services:

    • Design Services
    • Branding
    • Reputation Management
    • Web Design
    • Web Development
    • Show more
    Location
    Chula Vista, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $1,000 - $10,000
  • Capture Create Connect Convert

    A digital marketing agency for small businesses, running the six departments most people buy from four different suppliers. Small team, Walnut Creek, and you talk to the person doing the work. Start with a written plan for $300...

    Top Services:

    • Digital Marketing
    • SEO
    • Creative Services
    • Digital Strategy
    • WordPress Website Design
    • Show more
    Location
    Walnut Creek, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $40/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
  • We Help Early-Stage Businesses Scale

    We help start-ups with three service areas: strategic coaching and advisory for a more low-touch point need, a full-service outsourced CFO offering from accounting to financial planning and raising capital, and a specialized digital marketing offering...

    Top Services:

    • PPC
    • Advertising
    • SEO
    • Social Media Marketing
    • Digital Marketing
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $135/hr
    Minimal Budget
    $1,000 - $10,000
  • Revenue Growth In An AI-Driven Market

    KeenView is a search agency focused on revenue growth for ecommerce, DTC, and service-based brands. It helps clients get found on AI platforms like ChatGPT, Claude, Google AI Overviews, Perplexity, and Grok, along with Google search. Clients work one-on-one with a senior executive who has 20+ years in the...

    Top Services:

    • AEO
    • SEO
    • eCommerce
    • Digital Marketing
    • Digital Services
    • Show more
    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $95/hr
    Minimal Budget
    $1,000 - $10,000

Why companies trust DesignRush

Every agency is independently vetted before it can be listed or ranked

1

Identity Check

We verify businesses and reviewer LinkedIn profiles for integrity.

Agencies vetted
130,291+
2

Portfolio Review

We review agency work, case studies, and results to confirm skill.

Applicants rejected
47%
3

Ongoing Audit

We monitor listings regularly; outdated agencies are removed.

Agencies verified
22

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