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Fractional CMO & Growth Marketing for Startups

GrowthExpertz is a boutique Silicon Valley growth marketing consultancy that gives tech startups senior marketing leadership and hands-on execution, without the cost of a full-time CMO or in-house team. We move fast, skip the fluff, and focus on pipeline, users, and revenue.

  • Min project size
    $5,000+
  • Hourly rate
    Undisclosed
  • Employees
    2 - 9
  • Locations
    San Francisco, CA
  • Year founded
    Founded 2016

Overview by:

Reviewer avatar
Andrew Lee Miller

1 Locations

  • San Francisco , CA

Select Focus Area
Platform SEO Focus
WordPress SEO
100%
Public Relations Focus
Industries
Information technology
45%
Business services
20%
Consumer products & services
10%
Hospitality & leisure
10%
Advertising & marketing
5%
Financial services
5%
Telecommunications
5%
Clients
Small Business (<$10M)
85%
Midmarket ($10M - $1B)
15%

Pricing Snapshot

Min. project size $5,000+
Avg. hourly rate Undisclosed
Rating for cost 4.6 /5

What Clients Have Said

GrowthExpertz offers a range of pricing options, with project investments noted between $2,500 to over $50,000. Clients report varying satisfaction levels, with some finding value for cost while others felt underwhelmed by results relative to high upfront fees.

This summary is based on verified Clutch reviews.

Most Common Project Size

< $10,000 based on 16 reviews
< $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

Select a service to see pricing information

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GrowthExpertz Review Insights

Overall Review Rating

4.7
  • Quality 4.7
  • Schedule 4.9
  • Cost 4.6
  • Willing to Refer 4.7

Top Mentions

Review Highlights

  • Communication and Strategy Excellence

    Clients value GrowthExpertz's communication skills and strategic planning. Their ability to articulate clear messaging and develop comprehensive go-to-market strategies has been instrumental in achieving client goals.

  • Diverse Industry Expertise

    GrowthExpertz has demonstrated expertise across various industries, including SaaS, AdTech, e-commerce, and digital platforms. Clients appreciate their industry-specific knowledge, which effectively addresses unique challenges and drives growth.

  • Challenges with Intern Management

    Some clients noted challenges related to intern management, suggesting that GrowthExpertz could improve by reducing reliance on interns to ensure consistent quality and timely delivery.

  • Comprehensive Marketing Programs

    GrowthExpertz offers comprehensive marketing programs tailored to startups, providing valuable insights and strategies. Clients appreciate their ability to customize services to meet specific business needs.

  • Effective SEO and ASO Strategies

    Multiple clients praised GrowthExpertz for improving SEO and ASO, resulting in increased traffic and app downloads. Their targeted strategies have significantly enhanced clients' online visibility and performance.

  • Successful Lead Generation

    GrowthExpertz has effectively generated leads for clients through digital marketing strategies, including email and LinkedIn campaigns. Clients report increased lead quality and conversion rates, contributing to business growth.

GrowthExpertz Reviews

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Services
Project Cost
Industry
Location

SEO Optimization for B2B Marketing Company

  • Search Engine Optimization
  • Less than $10,000
  • Oct. - Nov. 2020
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"We were delighted with their business model of tackling everything in 30 days."

Nov 6, 2020
CMO, Hushly
James Kessinger
Verified
  • Other industries
  • Cupertino, California
  • 11-50 Employees
  • Online Review
  • Verified

A B2B marketing company engaged with GrowthExpertz to optimize their SEO strategy. Their goal is to improve the quality of their traffic by revising their keywords and fix issues that bottleneck the site.

Marketing Consulting & Growth Strategy for Venture Studio

  • Digital Strategy Other Digital Marketing Pay Per Click Search Engine Optimization
  • Other SEO
  • Less than $10,000
  • May - Jan. 2020
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Their speed of execution was impressive."

Sep 3, 2020
CEO & Co-Founder, Horizon Two Labs
Alex Purtell
Verified
  • Other industries
  • Columbus, Ohio
  • 11-50 Employees
  • Phone Interview
  • Verified

GrowthExpertz developed a keyword strategy and advised the business on how to improve its rankings for certain keywords.

SEO Audit for Website Development Company

  • Search Engine Optimization
  • Content development On site optimization Other SEO
  • Less than $10,000
  • January 2020
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"We were most impressed by their knowledge and experience."

Aug 24, 2020
CEO, Fly.com
Tom Jay
Verified
  • Other industries
  • San Francisco, California
  • 1-10 Employees
  • Phone Interview
  • Verified

GrowthExpertz provided digital marketing services to enhance traffic for a web development company. Following an SEO audit, they created a report and provided recommendations to improve the site’s performance.

Full Service Digital Marketing for SaaS Startup Launch

  • Other Digital Marketing
  • $50,000 to $199,999
  • Sep. 2019 - Jan. 2020
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“His ability to bring high levels of enthusiasm and commitment to the product was very impressive.”

May 8, 2020
Founder, GetEmails
Adam Robinson
Verified
  • Advertising & marketing
  • Austin, Texas
  • 11-50 Employees
  • Phone Interview
  • Verified

GrowthExpertz assisted a SaaS AdTech business with the launch of a new product. They focused on creating brand awareness through influencer outreach, building an online presence, and journalist outreach.

Digital Marketing Services for Software Company

  • Conversion Optimization Performance Marketing Search Engine Optimization
  • Content development Website Migration WordPress SEO
  • $10,000 to $49,999
  • Mar. - June 2026
0.5
Quality
1.0
Schedule
3.0
Cost
1.0
Willing to Refer
0.5

“We received nothing but overpriced consulting.”

Aug 13, 2026
President, Gapodox & z GUIDE
Dr Zayas
Verified
  • Other industries
  • Puerto Rico
  • 1-10 Employees
  • Online Review
  • Verified

GrowthExpertz provided digital marketing services for a software company. The goal was to increase app downloads and grow the company's community.

Fractional CMO & Marketing Strategy for Advertising Company

  • Fractional CMO Services Marketing Strategy
  • Less than $10,000
  • Apr. - June 2025
5.0
Quality
5.0
Schedule
5.0
Cost
4.5
Willing to Refer
5.0

"I was impressed by their great knowledge of marketing for startup companies."

Jul 11, 2025
Founder & CEO, Advertising Company
Anonymous
Verified
  • Advertising & marketing
  • New York City, New York
  • 1-10 Employees
  • Online Review
  • Verified

GrowthExpertz provided digital marketing services for an advertising company. The team created multi-touch email sequences, LinkedIn campaigns, and landing pages with the goal of generating leads.

Marketing Strategy for AI Meeting Assistant Co

  • Marketing Strategy
  • Confidential
  • Jan. - June 2025
5.0
Quality
5.0
Schedule
5.0
Cost
4.5
Willing to Refer
5.0

"They were transparent about challenges and results."

Jun 20, 2025
Executive, Sembly AI
Anonymous
  • Information technology
  • New York City, New York
  • 11-50 Employees
  • Online Review

GrowthExpertz was hired by an AI meeting assistant company to design and execute marketing campaigns for various audience targets. The team aimed to improve metrics across inbound lead flow.

Corporate Training & Coaching for Management System Company

  • Business Consulting Corporate Training & Coaching
  • Strategy Development Consulting Career Consulting Confidence Coaching Leadership & Executive Coaching Life Coaching
  • Less than $10,000
  • Sep. - Nov. 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They delivered on time, opened my thinking, and instilled much more confidence in my abilities."

Nov 26, 2024
GM of Insurance Partnerships, HelixIntel
Benjamin Hauser
  • Other industries
  • Buffalo, New York
  • 11-50 Employees
  • Online Review

GrowthExpertz provided life coaching services for a management system company. The team offered consultations on professional and personal development.

Branding for Dating Platform

  • Advertising Branding Other Digital Marketing
  • $50,000 to $199,999
  • Oct. 2021 - Ongoing
4.5
Quality
4.5
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They have an impressive specific knowledge of our industry and its players."

Mar 8, 2022
CEO, CanWe.Guide
Russ Haywood
Verified
  • Other industries
  • Minneapolis, Minnesota
  • 1-10 Employees
  • Online Review
  • Verified

GrowthExpertz has been tasked with developing a brand messaging for a dating platform. The client wanted them to communicate and build traction for their business from scratch. 

Marketing Services for Data Analysis Startup

  • Advertising
  • $10,000 to $49,999
  • June 2021 - Ongoing
4.5
Quality
5.0
Schedule
5.0
Cost
4.0
Willing to Refer
5.0

"I was very impressed with their knowledge and service!"

Oct 22, 2021
CEO, Data Analysis Startup
Anonymous
Verified
  • Other industries
  • Baltimore, Maryland
  • 11-50 Employees
  • Online Review
  • Verified

A data analysis startup was looking for a reliable vendor in order to help with their inbound funnel. They chose to partner with GrowthExpertz to provide the services and expertise they need.

Showing 11-20 of 21 Reviews

Our Story

Since 2016 our San Francisco boutique team of senior operators (30+ years combined) has partnered with 100+ startups to build predictable growth engines. We offer fractional CMO leadership, full-stack growth consulting, SEO/GEO, PR, content, LinkedIn and podcast marketing, recruitment and training. We prioritize rapid, hands-on execution, experiment-driven strategy, and cost-efficient scaling; delivering measurable pipeline, hires, and media wins.

Meet the Team

Andrew Lee Miller

Andrew Lee MillerCEO

18-year startup marketing veteran who drove 3 VC-backed exits totaling $200M. Founded GrowthExpertz in 2016 to help startups scale efficiently. Author, speaker, and growth hacking expert specializing in organic channels and fractional leadership.

What Sets Us Apart

Senior Marketing Leadership & Hands-On Execution

Our senior marketers guide strategy and stay involved in the work. We can advise your existing team, run marketing with a dedicated account manager, or help you recruit and train an in-house team.

Growth Without Burning Cash

We specialize in organic channels and smart paid strategies that deliver ROI from day one. Our clients save ~$200K in their first year by avoiding bad hires and wasted ad spend. Fast growth, lean budgets.

Locations (1)

1 Bluxome Street San Francisco, CA, United States 94107

2 - 5

Contact GrowthExpertz

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