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Startup Marketing That Actually Drives Revenue

GrowthExpertz is a boutique San Francisco-based growth marketing consultancy that helps tech startups scale fast with expert strategy, execution, and training. Led by two senior operators with over 30 years of combined experience, we move fast, skip the fluff, and focus on results. Whether you're building your go-to-market strategy or optimizing active channels, we bring the clarity, execution, and momentum early-stage teams need to grow. Founded in 2016, by Andrew Lee Miller, also known as @andrewstartups after driving his 3rd exit, our services include:

  • 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
Advertising & marketing
30%
Business services
20%
Financial services
15%
Information technology
15%
Medical
10%
Telecommunications
10%
Clients
Small Business (<$10M)
85%
Midmarket ($10M - $1B)
15%

Pricing Snapshot

Min. project size $5,000+
Avg. hourly rate Undisclosed
Rating for cost 4.8 /5

What Clients Have Said

GrowthExpertz offers competitive pricing, with project costs ranging from $2,500 to $50,000. Clients appreciate the value for cost, noting effective strategies and measurable outcomes. Their approach emphasizes tailored solutions, transparency, and hands-on involvement, making them a strong option for startups and established businesses alike.

This summary is based on verified Clutch reviews.

Most Common Project Size

< $10,000 based on 15 reviews
< $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

Select a service to see pricing information

Highly Rated Similar Providers

GrowthExpertz Review Insights

Overall Review Rating

4.9
  • Quality 4.9
  • Schedule 5.0
  • Cost 4.8
  • Willing to Refer 5.0

Top Mentions

Review Highlights

  • Some Overpromising Noted

    While delivering tangible results, GrowthExpertz occasionally overpromises on business outcomes, possibly due to not being experts in specific client industries. Managing expectations could enhance satisfaction.

  • Fractional CMO Services Praised

    Clients commend GrowthExpertz for their effective fractional CMO services, particularly for startups needing marketing investment without the full cost of a dedicated team. They delivered increased site visits and organic search results through strategic content and PR efforts.

  • High Energy and Expertise in Marketing

    Clients are impressed by GrowthExpertz's energy and deep marketing expertise, particularly for startups. They deliver tailored strategies and maintain a high level of creativity and professionalism.

  • Commitment and Enthusiasm Valued

    Clients appreciate GrowthExpertz's commitment and enthusiasm towards projects. Their team is described as taking ownership and treating projects with a high level of responsibility and dedication.

  • Successful Event and Partnership Management

    Clients report successful event sponsorships and partnerships facilitated by GrowthExpertz, which enhanced market visibility and credibility. Their strategic guidance in these areas is highly valued.

  • Seamless Workflow and Collaboration

    Clients highlight a seamless workflow and collaboration with GrowthExpertz, facilitated by effective communication tools and strategies that ensure alignment and progress.

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
  • 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
  • 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.

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
    +4
  • 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.

Marketing Consultancy for Real Estate Investments Firm

  • Advertising
  • Less than $10,000
  • Oct. 2020 - Jan. 2021
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"The team's overall grasp on the current state of marketing is immense."

Jan 21, 2021
Director of Investor Management, Four Oaks Capital
Brian Mallin
Verified
  • Real estate
  • Wilmington, North Carolina
  • 1-10 Employees
  • Online Review
  • Verified

GrowthExpertz was hired by a real estate investments firm to help with their marketing, PR, and podcast placement. The goal is to improve the client's existing marketing approach.

Showing 11-20 of 20 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

Fractional Experts, Not Junior Agencies

We plug in like internal leadership but cost a fraction of full-time hires. Every client works directly with 10+ year marketing veterans who've seen this movie before. No account managers. No handoffs. Just experts.

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 FranciscoCA, United States 94107

2 - 5

Contact GrowthExpertz

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