Top California Email Marketing Companies

Our industry experts identified the top-performing California email marketing companies creating highly targeted and personalized emails to engage your audience and drive sales. You can narrow down your search for the most suitable partner using our practical filtering tool below.

Best California Email Marketing Company Rankings

10 Companies-Rankings updated: September 11, 2026

All agencies are evaluated on DesignRush for demonstrated expertise and authentic client reviews to support your decision. Certain placements are paid.

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United States × California × Fashion × $10,000 - $25,000 ×Clear Filters

Magneto IT Solutions
Verified
Next-Gen Digital Commerce and Growth Marketing Partner
Magneto IT Solutions is a global, AI-driven Digital Commerce and Growth Marketing Partner that leads how B2C, D2C, and B2B brands build, scale, and grow high-performance commerce ecosystems across North America, the United Kingdom, Europe, MENA, Australia, and Asia...
Top Services:
Digital Marketing
Social Media Marketing
SEO
eCommerce Development
eCommerce
Show more
Location
San Francisco, California
Number of Employees
250 - 499
Average Hourly Rate
$25/hr
Minimal Budget
$10,000 - $25,000
Portfolios Count
47 Projects Listed
Magneto IT Solutions Services
Digital Marketing
Social Media Marketing
SEO
eCommerce Development
eCommerce
Email Marketing
CRO
Branding
Web Design
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
REDMOND FINE FOODS
Kwality Ice Cream
Daikin
DOD Technologies
Rockwell
ESPN
Silhouette
95 Nutrition
AIRBOWL
Elite Screens
Data sourced from the agency's DesignRush profile
Magneto IT Solutions Reviews & Testimonials
Rocky Redmond Director at Redmond Fine Foods
5.0★
Software Development Review from Rocky Redmond
Magneto IT Solutions have been a responsive and supportive partner throughout our Shopify Plus B2B project. They took the time to understand our requirements, communicated clearly, and worked closely with us to deliver a solution tailored to our business needs. We've enjoyed working with the team, appreciate their ongoing support, and would be happy to recommend them to other businesses exploring Shopify Plus for B2B.
Tanner Cibula Blogger at Tanner's Trails
5.0★
eCommerce Development Review from Tanner Cibula
Magnetos team helped us create a highly functional and visually appealing website using WordPress. They understood our need for a text-focused layout to clearly explain our services, and they brought that vision to life. The design is user-friendly, making it easy for visitors to navigate and learn more about what we offer.Since the launch, Magneto has been handling all our hosting and maintenance needs, ensuring the site remains secure and up-to-date. They also provide expert guidance whenever we want to make significant updates. Their ongoing support and dedication have made them an essential partner for our online presence.
Peter J Arduini President & CEO at GE HealthCare
5.0★
eCommerce Development Review from Peter J Arduini
Working with Magneto was a fantastic experience from start to finish. They built our website from the ground up using WordPress, ensuring it was easy to navigate and content-focused so we could effectively showcase our services. The team was highly responsive to our needs and made sure the design reflected our vision clearly.After the launch, Magneto has been providing ongoing hosting and maintenance, which gives us peace of mind knowing everything is running smoothly. They're also our go-to consultants whenever we need to make significant updates or changes to the site. Their expertise and reliable support have made them an invaluable partner, and we highly recommend them.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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5.0 5.0 (35)
5.0 5.0 (15)
SkyDiamond Elite
The Last Digital Marketing Agency You'll Ever Have to Research
Welcome to SkyDiamond Elite, your premier destination for bespoke ecommerce digital marketing solutions in fashion/apparel, luxury/lifestyle, and beauty. With a focus on personalized strategies and cutting-edge technologies, we specialize in elevating your brand's online presence with tailored digital...
Top Services:
Digital Strategy
Email Marketing
Social Media Marketing
SEO
PPC
Show more
Location
Beverly Hills, California
Number of Employees
Under 49
Average Hourly Rate
$250/hr
Minimal Budget
$10,000 - $25,000
Portfolios Count
8 Projects Listed
SkyDiamond Elite Services
Digital Strategy
Email Marketing
Social Media Marketing
SEO
PPC
CRO
Digital Marketing
UI/UX Design
Digital Services
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Faherty
Prive Revaux
Naked Cashmere
Hanacure
Frank & Eileen
Mother
John Elliott
K18
Tuft & Needle
The Chive
Data sourced from the agency's DesignRush profile
SkyDiamond Elite Reviews & Testimonials
Anonymous Executive at Loren Hope Designs, LLC
5.0★
Digital Marketing Review from Anonymous
I'm happy to share that Sky Diamond Elite has made a remarkable impact on our advertising efforts. Its strategies have significantly elevated our Return on Advertising Spend (ROAS) across all platforms, maintaining a consistent ROAS-to-spend ratio. I've been impressed by the team's punctuality in meeting deadlines, responsiveness to inquiries, and agility in making necessary adjustments. The agency delivered impressive results and also proved to be cost-effective.
Rebecca Bradley Dreyfuss SVP of Digital Marketing at Skincare Company
5.0★
SEO Review from Rebecca Bradley Dreyfuss
Rebecca Bradley Dreyfuss, SVP of Digital Marketing at a skincare company, entrusted SkyDiamond Elite with managing the company's SEO and paid media initiatives. Namely, this involved optimizing web pages, managing page templates, and overseeing media strategy on Facebook and Google. As a result of SkyDiamond Elite's efforts, Dreyfuss' company experienced enhanced search engine rankings, increased web traffic, and improved Return on Ad Spend (ROAS), all while reducing ad spend. Dreyfuss praised the agency's punctuality, proactive approach, and commitment.
Anonymous CTO at Medical Device Manufacturer
5.0★
Digital Marketing Review from Anonymous
SkyDiamond Elite provided conversion rate optimization services for our medical device manufacturing company. Its team spearheaded a complete redesign and scaling of our Google Ads, implemented effective email marketing campaigns, and crafted a robust digital marketing strategy. We were thrilled with the results, which translated into impressive returns on ad spend (ROAS) and consistent month-over-month growth in eCommerce revenue. SkyDiamond Elite's communication, with weekly virtual meetings and prompt email responses, was excellent. We were impressed by the agency's professionalism and commitment to delivering exceptional results.
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4.9 4.9 (12)
SLT Consulting
Female-Led, Strategy-Driven, Boutique Digital Marketing Agency.
SLTC is an award-winning, female-led, strategy-driven growth agency that excels in active listening. We partner with consumer product brands that genuinely care about purpose and growth, ensuring that their voices shape our strategies every step of the way...
Top Services:
Digital Marketing
PPC
SEO
Branding
Email Marketing
Show more
Location
Los Angeles, California
Number of Employees
Under 49
Average Hourly Rate
$300/hr
Minimal Budget
$10,000 - $25,000
Portfolios Count
16 Projects Listed
SLT Consulting Services
Digital Marketing
PPC
SEO
Branding
Email Marketing
Social Media Marketing
eCommerce
Content Marketing
Web Design
eCommerce Development
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Peloton
Warby Parker
The Drop
fiverr
elix
The Dogist
Love|Labels
Erica Weiner
Pura Vida Naturals
Clean Beauty Lab
Data sourced from the agency's DesignRush profile
SLT Consulting Reviews & Testimonials
Yonat Burlin Director of Business Management at Yonat Burlin And.Co
5.0★
Social Media Marketing Review from Yonat Burlin
SLT's service was really great, they are easy to communicate with, they are really on top of things and are great at managing an ongoing project and they worked hard to get the content right.
Tiffany Haynes Founder & CEO at Beyond Routine Planner
5.0★
Social Media Marketing Review from Tiffany Haynes
I tell you what, you have a lifelong client with me! You were responsive, professional, knowledgeable, and finally an ads consultant that can deliver on what they promise. I'll see you on the next project!
Julie Vails Co-Founder at The Mahalani
5.0★
Social Media Marketing Review from Julie Vails
Exceptional service + support for what proved to be a tough service to market. Patient + knowledgeable, kept us informed at every step, capable of making intelligent decisions at turning points, diligent + thoughtful. Unmiffed by challenges and easily pivoted when we changed course. Awesome experience. I didn't have a clue on what I should be doing, but now I have a plan and a marketing starting point.
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4.8 4.8 (6)
5.0 5.0 (3)

Monsoon Agency
Verified
A new chapter for your business
We are a Digital Marketing Agency that helps companies enter the European markets and fulfill their aspirations of thriving within them. By partnering with us, you're gaining a dedicated team of experts who craft and implement marketing strategies tailored to your brand's unique growth journey...
Top Services:
Digital Marketing
PPC
Email Marketing
eCommerce
Digital Strategy
Show more
Location
Los Angeles, California
Number of Employees
Under 49
Average Hourly Rate
$110/hr
Minimal Budget
$10,000 - $25,000
Portfolios Count
6 Projects Listed
Monsoon Agency Services
Digital Marketing
PPC
Email Marketing
eCommerce
Digital Strategy
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Kingstone Technology
TFBank
Wikimedia Foundation
Pomelo+Co.
SunRoof
EinGuterPlan
Trade Republic
Clearlight Saunas
Swan.io
MONIN Deutschland
Data sourced from the agency's DesignRush profile
Monsoon Agency Reviews & Testimonials
Joshua Green Group Digital Marketing Lead at TF Bank
5.0★
Digital Marketing Review from Joshua Green
Since partnering with MONSOON, we’ve seen a significant improvement in both efficiency and performance, including a 60% reduction in Google Ads costs and a 70% increase in lead volume. What started as support for search advertising gradually developed into a broader consulting partnership, where their expertise helped guide better business and marketing decisions. The team maintained strong communication throughout the engagement, providing regular updates, detailed reports, and a highly collaborative working style. Their dedication, flexibility, and genuine commitment to achieving results made them stand out from other agencies we’ve worked with.
Martyn Szczepankowski Head of CEE & Skandinavia at Sunroof
5.0★
Digital Marketing Review from Martyn Szczepankowski
We have enjoyed a very positive, long-term collaboration. Their partnership approach and a deep understanding of our company's needs have been evident throughout our engagement. Meetings are held frequently and are consistently productive, with thorough preparation evident in each session. Their adept handling of data and the provision of insightful summaries have significantly contributed to our projects' success.
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4.5 4.5 (2)
Giant Propeller
Building and Propelling eCommerce Empires
Giant Propeller's mission is to help develop the brands of tomorrow into powerhouses. We provide a comprehensive selection of services—from digital marketing and content production to brand strategy and advertising—to take businesses from startup level up through mid-market success...
Top Services:
Email Marketing
Digital Marketing
CRO
Social Media Marketing
Media Buying
Show more
Location
Burbank, California
Number of Employees
Under 49
Minimal Budget
$10,000 - $25,000
Giant Propeller Services
Email Marketing
Digital Marketing
CRO
Social Media Marketing
Media Buying
Video Production
Branding
Web Design
Digital Strategy
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Venus et Fleur
Southern Airways
This Saves Lives
Data sourced from the agency's DesignRush profile
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Libre Design
We Turn Concepts Into Living Brands
Libre Design & Digital is a full-service branding and digital studio specializing in holistic brand experiences, visual identity systems, and integrated marketing campaigns. With a team under 50 creative strategists, designers, and developers, Libre transforms concept into cohesive digital and physical...
Top Services:
Branding
Graphic Design
Package Design
Web Design
UI/UX Design
Show more
Location
Encinitas, California
Number of Employees
Under 49
Minimal Budget
$10,000 - $25,000
Portfolios Count
3 Projects Listed
Libre Design Services
Branding
Graphic Design
Package Design
Web Design
UI/UX Design
Digital Marketing
Email Marketing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Saint Archer
WSL (World Surf League)
RAEN
Surfer
DC Shoes
prAna
Tea of a Kind
Blue Coast Brewing
Breezer Bikes
Visit Oceanside
Data sourced from the agency's DesignRush profile
Libre Design Reviews & Testimonials
URBNSURF Marketing Admin Review from Google
5.0★
URBNSURF Marketing Admin's Review Sourced from Google
Libre cultivate an energetic, edgy and dynamic branding for URBNSURF, whilst maintaining alignment with URBNSURF authentic brand identity and attributes. As URBNSURF transitions into new explorations to amplify and evolve our brand, Libre have provided fun, distinctive, purposeful creative design and advice. A mutual and symbiotic relationship to produce and understand growth through the power of branding.Libre always present work with a smile and keenness to evolve, whilst adapting to our foundational ethos. Our meetings emanate approachability, friendship and enthusiasm, always with a laced in surf chat.URBNSURF have a story to tell through revolutionising authentic surf culture, and Libre are the creative muscle to bring this vision to life.
Eric Steddom Review from Google
5.0★
Eric Steddom's Review Sourced from Google
Libre Design has helped us tremendously with our e-commerce and social media needs! They helped us clean up our with focus on SEO and user experience and the results have been great. The team at Libre is great to work with and delivered on everything they promised. Highly recommend them for any of your digital needs.
Jeremy Taylor Review from Google
5.0★
Jeremy Taylor's Review Sourced from Google
Libre is our marketing agency of record and they provide us with incredible creativity/design, understanding of our brands, and budget friendly solutions that drive results for social/digital as well as traditional retail channels.
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5.0 5.0 (6)

Konnect Agency
The Agency of the Future, for the Brands of Tomorrow.
Konnect Agency is a PR and digital marketing agency connecting brands to their audiences through strategic communications and social media...
Top Services:
Public Relations
Social Media Marketing
Creative Services
Email Marketing
Digital Strategy
Show more
Location
Los Angeles, California
Number of Employees
100 - 249
Average Hourly Rate
$200/hr
Minimal Budget
$10,000 - $25,000
Konnect Agency Services
Public Relations
Social Media Marketing
Creative Services
Email Marketing
Digital Strategy
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Zesty Paws
Galileo
ZOA
Data sourced from the agency's DesignRush profile
Konnect Agency Reviews & Testimonials
John Scott Lynch Review from Google
1.0★
John Scott Lynch's Review Sourced from Google
This company is a complete fraud and scam. Stole money from me and my mother. Kept telling me me to add money to my working account so I could withdraw what I earned. It never happens. You just keep adding money the keep upping the cost of actually getting your pay. STAY AWAY!!!PLEASE!!! COMPLETE SCAM. They use fake pics of who you are talking with. A COMPLETE MODERN DAY HUSTLE!!!
Brandon Lohaus Review from Google
1.0★
Brandon Lohaus's Review Sourced from Google
they are a scam i was "employed " by them to help boost ratings and instead of paying me they have it set up to make you think if you send money in you will make more money and be able to withdraw all the money but instead they just kept raising the cost without ever letting me withdraw
Taylor Osumi Review from Google
5.0★
Taylor Osumi's Review Sourced from Google
A true 360 degree PR and marketing agency that delivers results, plain and simple. Not only is there extreme care for the agency clients, but it’s abundantly clear how much Konnect values its staff and employees as well.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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4.0 4.0 (8)
ITJ Group
The All-in-One Agency For Luxury Brands
ITJ Group is an all-in-one marketing, web development & creative studio that builds high-performance digital experiences for Jewelry & E-commerce brands. Web Dev, SEO, UX, Paid Ads, Email Marketing, Social, Photography, Videography under one roof...
Top Services:
Web Development
SEO
UI/UX Design
Social Media Marketing
Email Marketing
Show more
Location
Los Angeles, California
Number of Employees
Under 49
Minimal Budget
$10,000 - $25,000
ITJ Group Services
Web Development
SEO
UI/UX Design
Social Media Marketing
Email Marketing
PPC
Print Design
Creative Services
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Brandon Boswell Diamonds
Neil Dahl Jewelers
Lovere Collection
Data sourced from the agency's DesignRush profile
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RSO Consulting
Revolutionize your Reach
At RSO Consulting, we are passionate about helping businesses of all shapes and sizes reach their ambitions in the digital world. Our team specializes in providing cutting-edge data-driven solutions such as search engine optimization (SEO), paid search management, social media optimization, and web analytics...
Top Services:
SEO
CRO
Digital Marketing
Social Media Marketing
Email Marketing
Show more
Location
San Francisco, California
Number of Employees
Under 49
Average Hourly Rate
$149/hr
Minimal Budget
$10,000 - $25,000
RSO Consulting Services
SEO
CRO
Digital Marketing
Social Media Marketing
Email Marketing
PPC
Content Marketing
Web Design
Web Development
Digital Strategy
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Adobe
Valley Fig Growers
BlueJeans
ADLINK
Alpec
Data sourced from the agency's DesignRush profile
RSO Consulting Reviews & Testimonials
Ben Cooper Review from Google
5.0★
Ben Cooper's Review Sourced from Google
RSO is excellent. We hired them to manage our Google and Facebook ads, as well as SEO. We saw a huge increase in conversions and qualified site traffic. RSO's staff is pleasant and easy to work with. They stay on top of everything that is new for digital marketing, so you know you're in good hands. Highly recommended if you need a consultant to help with online marketing for your business.
Charles Seidel Review from Google
5.0★
Charles Seidel's Review Sourced from Google
I have been using Rob with RSO consulting for SEO and PPC campaign for about a year and I am very pleased. He has helped bring my cost per click down and my conversions up. If you are looking for a great PPC company in San Francisco or the Bay Area, I highly recommend RSO. Good luck.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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5.0 5.0 (2)
WKND Digital
Developing Compelling Content That Sells
As a business, our mission is to always go beyond the expectations of every one of our clients. In taking this approach, we maintain an open and collaborative environment that brings out creative and innovative ideas for any project; be it video production or funnel building - from start to finish you'll get...
Top Services:
Advertising
Social Media Marketing
Email Marketing
PPC
Digital Marketing
Show more
Location
Sacramento, California
Number of Employees
100 - 249
Average Hourly Rate
$149/hr
Minimal Budget
$10,000 - $25,000
WKND Digital Services
Advertising
Social Media Marketing
Email Marketing
PPC
Digital Marketing
Video Production
Creative Services
Web Design
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Nickelodeon
Trifecta
Discovery Channel
Torque
Snow
Data sourced from the agency's DesignRush profile
WKND Digital Reviews & Testimonials
Damian Ross Managing Member at The Self Defense Company, LLC
1.0★
Advertising Review from Damian Ross
I worked with WKND Digital for 9 months. During the first 2 months they had the A team on the job, but after they failed to beat our current ROI Benchmark or Scale, they foisted us on the B and then the C team. The result was even worse results, tripled delivery times and stopped sending us creative for review. We later discovered the creative had misspelled and was way off message. Yes they're suing (2 years later) me because I canceled in November 2021 and they want to get paid for 12/21.
Mark Wood Review from Google
5.0★
Mark Wood's Review Sourced from Google
The WKND team not only helped us position our online store in the competitive water filtration market but also optimized our business operations beyond just marketing. We now have an amazing, streamlined system that’s been working great for the past 2 years. We’re still working with them and couldn’t have picked anyone better. While we wasted a lot of money with other companies in the past, these guys were the only ones who truly cared and helped our company grow as planned. Thank you for all the hard work, guys—I’m grateful!
Irma Grigolia Review from Google
5.0★
Irma Grigolia's Review Sourced from Google
WKND Digital has been amazing for the past two years! Their team knows their stuff, and they keep blowing me away with what they've done for my online store. Seriously, they've worked magic. Can't recommend them enough!
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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2.3 2.3 (1)
3.5 3.5 (8)

Best California Email Marketing Company Rankings

Next-Gen Digital Commerce and Growth Marketing Partner

Magneto IT Solutions Services

Magneto IT Solutions Reviews & Testimonials

The Last Digital Marketing Agency You'll Ever Have to Research

SkyDiamond Elite Services

SkyDiamond Elite Reviews & Testimonials

Female-Led, Strategy-Driven, Boutique Digital Marketing Agency.

SLT Consulting Services

SLT Consulting Reviews & Testimonials

A new chapter for your business

Monsoon Agency Services

Monsoon Agency Reviews & Testimonials

Building and Propelling eCommerce Empires

Giant Propeller Services

We Turn Concepts Into Living Brands

Libre Design Services

Libre Design Reviews & Testimonials

The Agency of the Future, for the Brands of Tomorrow.

Konnect Agency Services

Konnect Agency Reviews & Testimonials

The All-in-One Agency For Luxury Brands

ITJ Group Services

Revolutionize your Reach

RSO Consulting Services

RSO Consulting Reviews & Testimonials

Developing Compelling Content That Sells

WKND Digital Services

WKND Digital Reviews & Testimonials

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