Insights

Strong Market Presence Appstem has established itself as a leader in digital product development within San Francisco, with a recognition as a top development company by Clutch and a client base that includes Fortune 500 brands and high-growth startups. This indicates a solid reputation and potential for cross-project engagements.

Diverse Technology Stack Utilizing modern tools such as PWA, Netlify, Google Maps, and WordPress, Appstem demonstrates expertise in both web and mobile development. This versatility offers opportunities to pitch new solutions across various platforms and emerging technologies to existing clients.

Innovation & Partnerships Appstem’s recent collaborations, including a telemedicine platform with the University of California, Davis, highlight their capacity to develop specialized, high-impact digital health solutions—potential for expanding into other healthtech, telemedicine, or education markets.

Growth & Leadership Recent hires like industry veteran Mitch Zenaty suggest the company is scaling sales and expanding its strategic capabilities. Engaging with their growth initiatives could lead to opportunities for broader enterprise collaborations or strategic partnerships.

Revenue & Opportunity With a revenue range between $10M and $25M and experience working with both startups and major corporations, Appstem offers a promising avenue for customized software development projects that can be scaled up across various industries seeking tailored, innovative digital solutions.

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
90%
First@appstem.comJohn@appstem.com
10%

Frequently Asked Questions

Where is Appstem's headquarters located?

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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?

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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?

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Appstem's official website is appstem.com and has social profiles on LinkedIn.

What is Appstem's SIC code NAICS code?

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Appstem's SIC code is 7371 - Computer Programming Services NAICS code is 541511 - Custom Computer Programming Services.

How many employees does Appstem have currently?

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As of April 2026, Appstem has approximately 16 employees across 2 continents, including North AmericaEurope. Key team members include Head Of Business Development: S. F.Senior Project Manager: D. C.Software Engineer: A. M.. Explore Appstem's employee directory with LeadIQ.

What industry does Appstem belong to?

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Appstem operates in the IT System Custom Software Development industry.

What technology does Appstem use?

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Appstem's tech stack includes Google Conversion TrackingWordPressModernizrjQueryGoogle MapsPWANetlifyZURB Foundation.

What is Appstem's email format?

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

When was Appstem founded?

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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

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