Hi, We're Keyhole!

We help our clients develop and launch cross-platform Xamarin mobile applications.

Expert Mobile Consultants
Completed Large-Scale Mobile Projects
Number of Mobile Client Industries
We provide custom web, mobile & software-based application consulting services to clients of all sizes. Some of the companies that have chosen Keyhole include:
National Association of Insurance Commissioners
Commerce Bank
VSP Vision
AMC Theaters
Northwell Health
Nestle Purina
American Century Investments
Quest Diagnostics

Learn About Xamarin Mobile

With significant hands-on experience with custom Xamarin development, Keyhole Consultants can design and implement a Xamarin-based solution that meets your unique requirements.

We're passionate about knowledge transfer, so we've created a number of resources to share our expertise and help others successfully utilize Xamarin.

View All Xamarin Resources

We are constant learners, evolving our skills to include the newest technologies to help us better serve our clients' needs.

View All Blogs

Xamarin Consulting Services

With proven, hands-on experience, the Keyhole Software team can architect and develop Xamarin applications that meet your requirements.

Advisory & PoC Services

Confirming that Xamarin development is right for your organization through strategic analysis, tailored advice, and proof-of-concepts.

Xamarin Development

Designing and building a Xamarin application or extending and enhancing your existing Xamarin development.

Education & Training

Interactive instruction designed for your team on Xamarin development and best practices from our expert consultants.

Xamarin Project Augmentation

Experienced Xamarin developers add key just-in-time Xamarin skills or leadership to set your initiative up for success.

Xamarin Project Highlight


Putting data in the hands of fly fishermen anywhere with Xamarin

Keyhole built a cross-platform mobile app with video portal of instructional fly fishing videos and resources.

Technologies: Xamarin, Xamarin.Forms, Azure, C#.NET, MongoDB, REST

The cross-platform Xamarin mobile application accompanies FlyTyerWorld, an app that displays Youtube fly-tying instructional videos and organizes them for quick and easy reference.

Using Xamarin, Xamarin.Forms, and C#, the application is available for both iOS and Android.

Learn More

Xamarin Competencies

Keyhole consultants have years of proven experience with Xamarin development across different industries, limitations, and technology stacks. In addition to mobile development, Keyhole includes experts in the JavaScript, Java and .NET stacks.  See some recent projects:

This varied experience directly benefits clients: Keyhole consultants quickly come up to speed on your stack, configuration, and action items to meet project goals.


About Keyhole Software


Established in 2008, Keyhole is a software consulting firm based in Kansas City and St. Louis. Our consultants are expert software architects & developers that assist nationwide clients in JavaScript, .NET, and Java solutions. Gold Microsoft Partner, AWS Partner.

Employee Consultants

Our team is singularly comprised of elite, vetted Keyhole employees with strong histories of client acclaim— hired for development skill, personality, and communication ability, they are with us long term.

Engagement Model

Free initial consultation. We work with clients on Statement of Work basis as individual consultants or entire project teams. We agree on project scope, hourly rate, and estimated timeline. No contract-to-hire or 10-99 outsourcing.

Get More Information

  • HQ—Kansas City

    11205 W. 79th Street Lenexa, Kansas 66214 (877)521-7769

  • Consulting Teams

    Active nationwide with strong presence in Kansas City, St. Louis, Omaha, New York, and others.

Contact us below for a free consultation.