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Top 32 SaaS Companies in Charleston, United States, May 2026

As of May 2026, there are 32 SaaS companies based in Charleston. They have combined revenues of $174M and employ 1.1K employees. They've raised $50.2M in capital and serve 500 customers combined.

Companies
32
Revenue
$174M
Funding
$50.2M
Employees
1.1K

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Top SaaS Companies in Charleston

Showing 10 of 14 companies ranked by annual revenue.

1
Global Post Auditing Solutions

CHARLESTON, South Carolina, United States

An expert in post-auditing freight payments, offering risk-free services that improve customer processes through a find-and-fix model

Revenue
$5M
Customers
-
Year founded
2016
Funding
-
Team size
13
Growth
-
2
Palmetto Digital Marketing Group

Charleston, South Carolina, United States

A data-driven, full-service, commission-based advertising and marketing agency focused only on managing Amazon Marketplace businesses

Revenue
$5M
Customers
-
Year founded
2017
Funding
-
Team size
18
Growth
-
3
Black Ink Tech

Charleston, South Carolina, United States

Data, Truth, Value. Through its multi-patented integrated blockchain software and hardware platform, Black Ink Tech (BIT) produces end-to-end immutability, reducing or eliminating friction to increase efficiency, allowing for full transparency, and maximizing product or service value. Website: www.blackinktech.io Facebook: www.facebook.com/BlackInkTech Instagram: www.instagram.com/blackinktech_ Twitter: www.twitter.com/BlackInkTech_

Revenue
$4.5M
Customers
-
Year founded
2019
Funding
-
Team size
41
Growth
-
4
HOOK

Charleston, South Carolina, United States

MAKE IT DIFFERENT. MAKE IT RELEVANT. HOOK is a digitally driven ad agency rooted in classic creative values. We're about strategic sensibilities, digital tendencies and courageous creative. We look to invent fresh ways to draw attention to, and business for the brands we partner with. Our reason for being is to help businesses do business better. Category experience includes beverages & spirits, food & beverage, health care, hospitality & tourism, technology, and real estate.

Revenue
$4.2M
Customers
-
Year founded
2005
Funding
-
Team size
38
Growth
-
5
Case Status

Charleston, South Carolina, United States

Case Status operates as a cloud-based client management tool for the legal services industry.

Revenue
$3.8M
Customers
-
Year founded
2017
Funding
$5.2M
Team size
50
Growth
22.61%
6
GZ Energy, LLC

Charleston, Maryland, United States

GZ Energy provides voice-brokerage services for the physical bioenergy markets.

Revenue
$2.8M
Customers
-
Year founded
2019
Funding
-
Team size
1
Growth
95.38%
7
scoutos.com

Charleston, South Carolina, United States

Scout is a platform designed to simplify the creation and deployment of AI workflows and agents, offering a suite of solutions.

Revenue
$2.6M
Customers
-
Year founded
-
Funding
-
Team size
15
Growth
-
8
isofy

Charleston, South Carolina, United States

isofy provides a simple and cost-effective network management solution tailored for flexible workspaces, and multi-tenant office buildings. We empower organizations by simplifying network setup and administration, ensuring flexibility, security, and seamless integrations with industry-leading workspace management software. Our platform is designed to streamline network management, allowing users to create secure, private networks while reducing IT overhead and complexity. Whether you operate one site or multiple, isofy delivers an intuitive and robust solution to meet the evolving needs of tech-savvy operators and their members. With features like automated network provisioning, dynamic data ports, user-friendly management interfaces, and customer support, isofy helps you focus on growing your business without the headache of network complications. Experience network management made simple with isofy.

Revenue
$2.3M
Customers
-
Year founded
2019
Funding
-
Team size
21
Growth
-
9
MaidCentral Software

Charleston, South Carolina, United States

MaidCentral home cleaning service scheduling and management software is an all-in-one solution that gives you easy control over all facets of your residential cleaning company. From production management and service delivery, to sales and marketing, scheduling and dispatch, quality management, financial data and reporting, staff scheduling, payroll and staff engagement, and revenue production planning, our software is expertly designed and optimized to streamline your operations and grow your bottom line.

Revenue
$2.2M
Customers
-
Year founded
-
Funding
-
Team size
20
Growth
-
10
Querri

Charleston, SC, United States

Querri makes business insights from data ridiculously easy. It looks like a spreadsheet with a prompt box, but under the covers is the very latest in AI, Large Language Models, and a robust data science toolkit. Basically, you load up some data and say what you want from it, from comparing the averages of different groups to complex transformations to rich graphs and statistical analysis. There's a wide range of possibilities, and we can't wait to see what you'll do with it!

Revenue
$1.9M
Customers
-
Year founded
2023
Funding
-
Team size
17
Growth
-