Insights

Strong Market Presence Appstem has established a solid reputation in digital product development, recognized as a top development firm in San Francisco and specializing in custom web, mobile, and emerging technology solutions, making it a trustworthy partner for businesses seeking innovative digital transformation.

Diverse Client Portfolio With experience collaborating with Fortune 500 brands and high-growth startups, Appstem demonstrates versatility and the ability to scale solutions, opening opportunities to target companies across various industries looking for tailored software development.

Recent Growth & Talent The recent hire of industry veteran Mitch Zenaty indicates expansion in sales capacity and strategic growth, suggesting the company is actively scaling its business development efforts to capture new projects and clients.

Innovative Project Focus Appstem's notable projects, such as the telemedicine platform with the University of California and the launch of the sports activity app Ridey, highlight its expertise in health tech, IoT, and app-based lifestyle solutions, presenting opportunities to engage clients in similar high-tech, user-centered markets.

Competitive Positioning With revenue estimated between 10 to 25 million dollars and a lean team of up to 50 employees, Appstem is positioned as a boutique agency capable of delivering high-quality, personalized digital solutions, appealing to mid-sized companies seeking dedicated partners rather than large, impersonal firms.

Appstem Tech Stack

Appstem uses 8 technology products and services including Google Conversion Tracking, WordPress, Modernizr, and more. Explore Appstem's tech stack below.

  • Google Conversion Tracking
    Advertising Networks
  • WordPress
    Content Management System
  • Modernizr
    Javascript Libraries
  • jQuery
    Javascript Libraries
  • Google Maps
    Maps
  • PWA
    Miscellaneous
  • Netlify
    Platform As A Service
  • ZURB Foundation
    UI Frameworks

Media & News

Appstem's Email Address Formats

Appstem uses at least 1 format(s):
Appstem Email FormatsExamplePercentage
First.Last@appstem.comJohn.Doe@appstem.com
45%
First@appstem.comJohn@appstem.com
5%
First.Last@appstem.comJohn.Doe@appstem.com
45%
First@appstem.comJohn@appstem.com
5%

Frequently Asked Questions

Where is Appstem's headquarters located?

Minus sign iconPlus sign icon
Appstem's main headquarters is located at 133 Kearny Street Suite 202 San Francisco, California 94108 United States. The company has employees across 2 continents, including North AmericaEurope.

What is Appstem's phone number?

Minus sign iconPlus sign icon
You can contact Appstem's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Appstem's official website and social media links?

Minus sign iconPlus sign icon
Appstem's official website is appstem.com and has social profiles on LinkedIn.

What is Appstem's SIC code NAICS code?

Minus sign iconPlus sign icon
Appstem's SIC code is 7371 - Computer Programming Services NAICS code is 541511 - Custom Computer Programming Services.

How many employees does Appstem have currently?

Minus sign iconPlus sign icon
As of March 2026, Appstem has approximately 16 employees across 2 continents, including North AmericaEurope. Key team members include Senior Project Manager: D. C.Software Engineer: A. M.. Explore Appstem's employee directory with LeadIQ.

What industry does Appstem belong to?

Minus sign iconPlus sign icon
Appstem operates in the IT System Custom Software Development industry.

What technology does Appstem use?

Minus sign iconPlus sign icon
Appstem's tech stack includes Google Conversion TrackingWordPressModernizrjQueryGoogle MapsPWANetlifyZURB Foundation.

What is Appstem's email format?

Minus sign iconPlus sign icon
Appstem's email format typically follows the pattern of First.Last@appstem.com. Find more Appstem email formats with LeadIQ.

When was Appstem founded?

Minus sign iconPlus sign icon
Appstem was founded in 2010.

Appstem

IT System Custom Software DevelopmentCalifornia, United States11-50 Employees

Appstem designs and develops custom software to help our clients solve complex business problems. Our experienced team combines the cutting-edge power of a full-service agency with the high-level of attention that comes with a boutique firm. Since 2010, Appstem has partnered with both Fortune 500 brands and high-growth start-ups to create and launch over 250 successful apps. 

We are industry leaders in digital product development. Simply put, we design and build custom web, mobile, and emerging products for some of the most innovative companies in the world. Our philosophy has always centered on building products that blend the best of design and technology, building apps that are as user-friendly as they are aesthetic. Engineering and creativity must go hand in hand. We’re here to guide our clients through the challenges of turning complicated technology into a best-in-breed user experiences.

Section iconCompany Overview

Headquarters
133 Kearny Street Suite 202 San Francisco, California 94108 United States
Phone number
SIC Code
7371 - Computer Programming Services
NAICS Code
541511 - Custom Computer Programming Services
Founded
2010
Employees
11-50

Section iconFunding & Financials

  • $10M$25M

    Appstem's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    Appstem's revenue is estimated to be in the range of $10M$25M

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.