Looking for an advertising agency in California to drive local brand awareness and sales? We’ve evaluated hundreds of agency profiles, customer reviews, and success stories to create this list of leading agencies. Explore our directory and narrow your search by hourly rate, minimum budget, team size, and other criteria.
Our Verified Agencies are Trusted by Top Brands:
Best California Advertising Company Rankings
10 Companies-Rankings updated: September 09, 2026
All agencies on DesignRush undergo evaluation based on professional expertise and verified client reviews. Please note that certain placements are paid partnerships.
As we set our sights on the future, Billboard Express, Inc. aspires to expand its global footprint and sustain its tradition of innovation in the ever-evolving advertising landscape. Our unwavering commitment remains focused on delivering unparalleled service and generating value for both our clients and the...
Top Services:
Branding
Advertising
Location
Rancho Santa Margarita, California
Number of Employees
Under 49
Average Hourly Rate
$150/hr
Minimal Budget
Under $1,000
Billboard Express Services
Branding
Advertising
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
T-Mobile
MetroPCS
Sprint
Sysco
Amazon
Coors
Lyft
Verizon
AT&T
Disney
Data sourced from the agency's DesignRush profile
Billboard Express Reviews & Testimonials
Kelly Walker Medical Director at Posterity Health
5.0★
Advertising Review from Kelly Walker
The impact of using Billboard Express' billboard truck for my company's marketing was phenomenal. It's been a game-changer for us.
Alex Webster Co-Founder at Genie Drinks
5.0★
Media Buying Review from Alex Webster
Thanks to BILLBOARD EXPRESS, the client's sales have flourished since we hired them. The team is highly responsive from a workflow standpoint, and internal stakeholders are impressed with this service provider's flexibility and vast technical expertise. The team has implemented the clients branding perfectly on social media, reflecting their voice and messaging. They are also timely and understanding.
Nick Walker Review from Google
5.0★
Nick Walker's Review Sourced from Google
Used for a digital billboard truck campaign and was super impressed! Their service was so professional, and the billboards were eye-catching. Saw a noticeable boost in our traffic. Definitely recommend for anyone needing outdoor advertising.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
SEO Discovery Driving Results with Guaranteed Leads & AI-Powered SEO...
Top Services:
Digital Marketing
SEO
PPC
Social Media Marketing
Content Marketing
Show more
Location
Jurupa Valley, California
Number of Employees
250 - 499
Average Hourly Rate
$10/hr
Minimal Budget
Under $1,000
Portfolios Count
8 Projects Listed
SEO Discovery Services
Digital Marketing
SEO
PPC
Social Media Marketing
Content Marketing
Email Marketing
Advertising
eCommerce
CRO
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
GHANA RUBBER
GAUGES TOOLS
CASEY POWELLPA
Easy Render
Kofluence
Hawaiian Beach Rentals
VoyageFox
Desiclik
Vesco Cycle
Summit Fairings
Data sourced from the agency's DesignRush profile
SEO Discovery Reviews & Testimonials
Dan Ferguson President at Communiti Labs
5.0★
SEO Review from Dan Ferguson
For our social media marketing, we have been collaborating with SEO Discovery, and the experience has been excellent. They made the impact right away by taking the time to learn about our audience, our objectives, and our brand. Their designs are consistent with their brand, their communication is consistently professional and timely, and their content approach is well-considered. Better reach across platforms, a more consistent online brand presence, and a discernible rise in interaction have all been observed. The fact that they don't provide a one-size-fits-all strategy and that everything feels customized for our company is what I value most. I heartily endorse SEO Discovery. Our company has benefited greatly from SEO Discovery SEO services. We were not very visible on the internet before. We've noticed a notable rise in organic traffic and leads since working with them. Their methodical approach and persistent work have paid off handsomely. Whole group are competent, professional, and produce measurable outcomes. For efficient SEO, we heartily endorse SEO Discovery!
Laurient Salimpour President at WILSON PLAZA GROUP
5.0★
SEO Review from Laurient Salimpour
Damans were quite useful to make the entire process smooth and pleasant in terms of answerability, technical expertise, and problem solving issues. They explain themselves as you can see and with people as leaders like Daman you are in good hands. We engaged SEO Discovery on the development of official website of SUN Can Immigration and the outcome was great! Whether you look at the design or at how the site performs, everything demonstrates an in-depth knowledge of who we are and what our clients need. And a special thanks to Daman, the Project Head who was an absolute coordinator, strategist, and dedicated to deliver every milestone perfectly well. He is extremely capable of transforming our vision into a Chrome-like user-friendly conversion-driven site. The whole process was so easy and enjoyable thanks to the responsiveness, technical expertise and solution focus of Damans team. The SEO Discovery team not only produced a professional and visually powerful site but ensured that it was completely seo-based, fast and mobile friendly laying down a robust platform upon which we will build on our online presence. Their output is self explanatory and you can very well be assured that you are safe in the hands of the likes of Daman.
Ankur Chimra Founder at Sun CAN Immigration
4.8★
Startup Review from Ankur Chimra
We worked with SEO Discovery for the development of our official website for SUN Can Immigration, and the results were outstanding! From design to functionality, every aspect of the site reflects a deep understanding of both our brand and the needs of our clients.A special shoutout to Daman, the Project Head, whose exceptional coordination, insight, and dedication ensured that every milestone was met with precision. His ability to translate our vision into a clean, user-friendly, and conversion-optimized website was remarkable. Damans responsiveness, technical know-how, and solution-driven approach made the entire journey seamless and enjoyable.The SEO Discovery team not only delivered a professional and aesthetically strong website but also ensured it was fully aligned with best practices in SEO, speed, and mobile responsivenesslaying a strong foundation for our digital growth.If you're looking for a web development partner who delivers on time, communicates clearly, and goes above and beyond, I highly recommend SEO Discovery. Their work speaks for itselfand with leaders like Daman at the helm, youre definitely in good hands.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
MailPros USA is a fullservice direct mail platform offering expert direct mail marketing services, highquality printing, targeted mailing lists, EDDM (Every Door Direct Mail) solutions, and fulfillment nationwide. Trusted by thousands of businesses for precision targeting and proven ROI, MailPros USA helps...
Top Services:
Direct Marketing
Advertising
Location
Laguna Hills, California
Number of Employees
Under 49
Average Hourly Rate
$25/hr
Minimal Budget
Under $1,000
MailPros USA Services
Direct Marketing
Advertising
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
MacGillivray Freeman
K'YA Bistro
Lululemon
4Smile
Oldcastle Building Envelope
Montage Laguna Beach
Pacific Edge Hotel
The Ritz Carlton Laguna Niguel
CHOC Children's Hospital
Mozambique Steak House
Data sourced from the agency's DesignRush profile
MailPros USA Reviews & Testimonials
Shoaib Azeem manager at lagunadigital
5.0★
Print Design Review from Shoaib Azeem
I worked with MailPros USA on a comprehensive direct mail marketing campaign, and the experience was outstanding. Their team guided us through every step from strategic planning and creative design to precise targeting, high-quality printing, and timely mailing fulfillment. The attention to detail was impressive, and the use of data-driven segmentation ensured our campaign reached the right audience with minimal waste. Communication was always clear and professional, and the results exceeded our expectations in engagement and response. I highly recommend MailPros USA for any business looking to leverage direct mail as a powerful component of their marketing mix.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
Effectively growing your business is essential for long-term success, and we're here to make that journey easier. As your dedicated partner, we provide the tools, strategies, and support you need to achieve measurable results. As a full-service 360° marketing agency, we bring together creativity, experience...
Top Services:
Advertising
SEO
Content Marketing
Graphic Design
UI/UX Design
Show more
Location
San Francisco, California
Number of Employees
Under 49
Average Hourly Rate
$60/hr
Minimal Budget
Under $1,000
Scharmach Consulting Services
Advertising
SEO
Content Marketing
Graphic Design
UI/UX Design
Web Design
Digital Marketing
Logo Design
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
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
Marketing 720 Services
Digital Marketing
SEO
Content Marketing
Email Marketing
Social Media Marketing
Advertising
PPC
Web Development
Business Consulting
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
IT Industry
Construction Industry
Small Business Industry
Data sourced from the agency's DesignRush profile
Marketing 720 Reviews & Testimonials
Namita Mohideen Review from Google
5.0★
Namita Mohideen's Review Sourced from Google
Been working with Bruce and his marketing firm . Have had a wonderful experience. I highly recommend him.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
With twenty years of industry expertise, Spark Agency remains a pioneering force in the digital realm, continuously adapting to the dynamic technological landscape. Grounded in a customer-centric philosophy, our success is intricately tied to the achievements of our clients, driving us to deliver unparalleled...
Top Services:
Web Design
Web Development
WordPress Website Design
eCommerce Development
SEO
Show more
Location
Hermosa Beach, California
Number of Employees
Under 49
Average Hourly Rate
$150/hr
Minimal Budget
Under $1,000
Portfolios Count
2 Projects Listed
Spark Agency Services
Web Design
Web Development
WordPress Website Design
eCommerce Development
SEO
PPC
CRO
Advertising
Digital Marketing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Creative Marketing Workshop creates websites and digital marketing plans that boost business growth. We create online experiences. They attract, engage, and convert. Our work includes sleek web design and powerful SEO. Lets bring your brand to life!...
Top Services:
Branding
Web Design
Advertising
Location
Downey, California
Number of Employees
Under 49
Average Hourly Rate
$35/hr
Minimal Budget
Under $1,000
Portfolios Count
1 Project Listed
Creative Marketing Workshop, LLC Services
Branding
Web Design
Advertising
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Qnix Digital is a leading SEO and web design company in USA.Our values are client satisfaction, transparency as an offshore outsourcing partner for digital marketing, website design and development...
Top Services:
Digital Marketing
SEO
Advertising
Web Design
Web Development
Show more
Location
Los Angeles, California
Number of Employees
Under 49
Average Hourly Rate
$100/hr
Minimal Budget
Under $1,000
Qnix Digital Services
Digital Marketing
SEO
Advertising
Web Design
Web Development
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Fashion Industry
eCommerce Industry
Electronics Industry
Data sourced from the agency's DesignRush profile
Qnix Digital Reviews & Testimonials
Miss. Prativa Mayee Pradhan Review from Google
5.0★
Miss. Prativa Mayee Pradhan's Review Sourced from Google
We partnered with this SEO company to improve our website visibility and organic traffic. After a detailed SEO audit, their team worked on technical fixes, on-page optimization, keyword strategy, and high-quality backlink building. Within 4 months, we saw a significant improvement in search rankings and lead generation. What impressed us most was their transparent reporting and clear communication. They focus on long-term, sustainable growth rather than short-term tricks. Highly recommended for any business serious about online growth.
Pramod Mahapatra Review from Google
5.0★
Pramod Mahapatra's Review Sourced from Google
Great PPC management service. Our leads increased within the first month and ad performance improved significantly.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews