STS Holdings

Technology, Information and Internet • Johannesburg, Gauteng, South Africa • 101-200 Employees

Company overview

Headquarters	Johannesburg, Gauteng, South Africa
Phone number	+27876100920
Websites	sts.holdings stsafrica.com stseu.com
Keywords	Functional Testing, Enterprise Mobility, Mobile App Development, Web App Development, Training, Performance Testing, Test Automation, Software Testing, Software Quality Assurance, Integration Testing, E-Commerce Platforms, Mendix App Platform
Founded	2006
Employees	101-200
Socials

Key Contacts at STS Holdings

Bao Xiaolu

Department Director

James Maccallum

Ceo

STS Holdings Email Formats

STS Holdings uses 2 email formats. The most common is {2char} (e.g., {2char}@stsgrp.com), used 50% of the time.

Format	Example	Percentage
{2char}	{2char}@stsgrp.com	50%
{first name}	john@stsgrp.com	50%

About STS Holdings

We don’t just build software. We simplify complexity. STS Holdings is a technology group with expert subsidiaries specializing in high-impact systems, from embedded finance and AI-led SaaS to enterprise automation, software development, and quality engineering. Our teams don’t just execute. We co-create with our clients, helping them rethink how work flows, how trust is built into systems, and how technology can feel more human, without compromising precision. For over 16 years, we’ve delivered at the intersection of: • Clarity-led product design • Mendix low-code acceleration • Automated & performance testing • AI-powered delivery platforms • Embedded finance & digitization strategies Our difference isn’t just in speed. It’s in thoughtfulness. We apply first-time-right principles to everything we deliver, minimizing risk, removing rework, and protecting reputational impact for some of the world’s most respected enterprises. What We Value • Excellence. Thoughtfully built. Carefully delivered. Always with purpose. • Clarity & Trust. We design systems people want to use — because they make sense. • Partnership. We collaborate closely with IT and business leaders to co-create meaningful solutions. • Quiet Leadership. We let results speak louder than announcements. Our goal is simple: To help visionary teams build and deliver with less noise, less friction, and more confidence. www.sts.holdings | info@sts.holdings

STS Holdings revenue & valuation

Annual revenue	$2,881,700
Revenue per employee	$26,000
Estimated valuation?This valuation is estimated based on industry average for the Technology, Information and Internet industry and current estimated revenues	$9,300,000
Total funding	No funding

Employees by Management Level

Total employees: 101-200

Seniority

Employees

Entry

Manager

Senior

Employees by Department

STS Holdings has 76 employees across 10 departments.

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Funding Data

STS Holdings has never raised funding before.

STS Holdings Tech Stack

Discover the technologies and tools that power STS Holdings's digital infrastructure, from frameworks to analytics platforms.

Modernizr

JavaScript libraries

Apache HTTP Server

Web servers

jQuery

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Apple iCloud Mail

Webmail

PHP

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Font Awesome

Font scripts

OWL Carousel

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Google Analytics

Analytics

jQuery UI

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Bootstrap

UI frameworks

Frequently asked questions

STS Holdings is located in Johannesburg, Gauteng, ZA.

You can reach STS Holdings at +27876100920.

STS Holdings was founded in 2006, making it 20 years old. The company has established itself as a significant player in its industry over this time.

STS Holdings has approximately 101-200 employees. The company continues to grow its workforce to support its business operations and expansion.

Key Contacts at STS Holdings

Bao Xiaolu

Department Director

James Maccallum

Ceo

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