Products Custom work Why Lookout Contact Us
/ Microsoft .NET & Office add-in studio

Software that lives inside the tools your team already trustsnow with AI-driven superpowers.

Lookout Software ships commercial Office add-ins and .NET applications, builds custom software on the Microsoft stack, and brings practical AI solutions into the tools your business already runs on.

Office Timesheets — AI Analytics Dashboard
Live dashboard
Natural-language AI
// the stack we ship on, every day
C# ASP.NET SQL Server Entity Framework Microsoft Graph Azure AD / MSAL Office.js AI Integration
/ How we help

Three ways to put Lookout to work.

Deploy software that's ready today, commission something built to fit, or bring practical AI into the tools your business already runs on.

01 — PRODUCTS

Commercial Software

Ready-to-deploy Office add-ins and .NET web apps — built, billed, and supported entirely in-house, and in use by businesses today.

See the apps
02 — CUSTOM

Custom Software

Bespoke applications engineered on the Microsoft stack — architected to scale, built to be maintained, and yours end to end.

What we build
03 — AI

AI Solutions

Practical, private AI brought into your products and workflows — local and cloud based inference and document intelligence that keep your data yours.

Explore AI work
/ Shipping today

Commercial apps, used by businesses every day.

A portfolio of Office add-ins and .NET web applications, each built, billed, and supported in-house. Proof that we live in this ecosystem, not just visit it.

Web appiOSAI EnabledOutlook AddinMS Project IntegrationAzure ADREST API

Office Timesheets

Configurable, web-based time tracking and project costing — built for billing accuracy and demanding compliance requirements like DCAA.

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Outlook add-inAzure ADMicrosoft GraphAppSource

SwiftMerge for Outlook

Personalized mail merge that sends straight from your own mailbox, with scheduling and throttling to protect deliverability and reputation. Published and distributed on Microsoft AppSource.

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Outlook add-inAzure ADAppSource

Response Templates for Outlook

Organized, reusable reply templates that drop into Outlook in a single click. Published and distributed on Microsoft AppSource.

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Document automationWord add-inAI EnabledMicrosoft AI Services

Assignment Generator

Automated document generation for mortgage and legal workflows — a guided wizard that produces precise, merge-driven documents from your data, in seconds.

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/ What we build

Deep expertise across the Microsoft developer stack.

The same engineering we put into our own products is exactly what we bring to client work — from the manifest to the merchant account.

01

Office Add-ins

Outlook, Excel, Word, and PowerPoint add-ins built on Office.js — task panes, command surfaces, and AppSource publishing handled end to end.

02

.NET Web Applications

Production ASP.NET MVC apps in C#, backed by SQL Server and Entity Framework — architected to scale and built to be maintained.

03

Auth & Microsoft 365

Azure AD and MSAL single sign-on, on-behalf-of token flows, and Microsoft Graph integration done correctly and securely.

04

Billing & SaaS

Stripe subscriptions, checkout, and webhooks wired into clean multi-tenant architecture — so the revenue side just works.

05

Document Automation

OpenXML generation and merge-tag systems that turn structured data into polished, accurate Word and PDF documents.

06

AI Solutions

Practical, private AI — local and cloud based LLM inference, document intelligence, and semantic search that keep sensitive business data fully in your control.

/ Why teams choose Lookout

We don't just write code. We ship and run software.

Most of what businesses need already exists in our catalog. When it doesn't, we build it — and because we operate our own products, we know what it takes to make custom software that holds up after launch.

  • A shipping track record. Commercial products in active use, not a portfolio of demos.
  • Microsoft-native, all the way down. Add-ins, Graph, Azure AD, and AppSource are our home turf.
  • One team, end to end. Architecture, billing, auth, and support handled by the people who built it.
4+
commercial products built & maintained in-house
20+
years building on the Microsoft stack
.NET
C# / ASP.NET at the core of every build
365
Microsoft 365, Graph & AppSource integrations
/ Let's build

Have an idea, or a problem worth solving?

Whether you want to deploy one of our existing apps or commission something custom on the Microsoft stack, we'd like to hear about it.

hello@lookoutsoftware.com