Turn Software Delivery into Security Proof — and Proof into Pipeline.
Start Left helps Software Development Firms embed security from day one and prove it at delivery — turning every build into a sales asset, not a compliance risk.
You Build Great Code — But You're Still Losing Projects
You build securely — but buyers need more than your word. They need proof. And they need it now.
Start Left is purpose-built for Microsoft development teams who want to prove their secure development practices without slowing down delivery or adding complex tools that burden developers.
Prove Security Practices
Today's clients demand security proof, not just functional code. Most dev teams have zero visibility into security posture at handoff.
Audit-Ready Handoffs
Deliver projects that meet compliance requirements from day one, helping clients prepare for upcoming audits without additional work.
Post-Launch Engagement
Stay connected with clients after delivery without creating additional overhead for your development team.
Competitive Differentiation
Stand out in a sea of Microsoft-certified shops by offering tangible security assurance that others can't match.
Use It Your Way
Deploy when you need it—or leave it active to support long-term client engagement.
Built for Microsoft Dev Teams — Because We Are One
As a Microsoft Partner, Start Left is built from the ground up to fit how your teams already work — whether you're delivering custom .NET builds, Power Platform apps, or Azure-native solutions.
We don’t replace your tools. We enhance your existing workflow to prove secure delivery, reduce rework, and help you stand out.
Azure DevOps Pipelines
Plug directly into your existing CI/CD workflows without disrupting developer productivity or adding extra steps.
GitHub
Seamless integration with GitHub repositories and actions for teams already leveraging Microsoft's developer ecosystem.
Defender for Cloud
Integrates with Azure services and Microsoft Cloud infrastructure to provide centralized security visibility
Microsoft Sentinel
Adds security oversight to customized to apps, connectors, and environments.
Get a Verified Trust Score for Your Software Development Practice — Free
Start Left is the only platform purpose-built to embed security into every step of software development. For a limited time, we’re offering qualified software dev firms a free Verified Trust Score — a fast, tangible way to:
1
Prove Your Secure
2
Uncover Gaps in Security
3
Show Secure By Design Progress
4
Benchmark Against Best Practices
No lengthy setup. No contract. Just real insights to prove the value of Start Left.
Secure the Delivery. Own the Relationship. Monetize the Long Game
Start Left turns delivery into a revenue engine by transitioning from project-based work to an ongoing "Secure Delivery as a Service" model that clients value.
Secure Delivery-As-A-Service
Add risk certification to every build.
Post-Launch Monitoring
Offer ongoing visibility as a monthly service.
Audit-Ready Compliance
Package reports for SOC 2, NIST, and CIS needs.
Premium Delivery Tier
Upsell with security-first project options.
Risk-Based Upsells
Turn insights into follow-on work.
Branded Dashboards
Embed client-facing reports into your process.
Your Clients Want Proof. Start Giving It.
Start Left helps Microsoft dev teams deliver more than code — it helps them deliver confidence. Used by development teams across fintech, health tech, and compliance-heavy industries. Built to help you win work — and keep it.
Here's What Dev Teams Are Seeing:
55%
Faster Approvals
Cut acceptance delays with ready security documentation
100%
Audit Ready
All delivery reports used for compliance preparation
Software development firms consistently report faster approvals, stronger client relationships, and significant increases in follow-on work after implementing Start Left.
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"Start Left gave us the one thing we were missing: real-time proof. Now we hand off faster, extend contracts earlier, and secure six-figure follow-on work."
Managing Partner, Azure Dev Firm
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"Before Start Left, delivery week was chaos. Now we catch issues early and reduce delivery rework by over 40%. Client success is part of our workflow—not our stress."
Lead Developer, Microsoft Dev Shop
Join the Start Left Partnership Program
Frameworks Guide You. Scanners Warn You. Start Left Proves It.
This month, we're selecting 3 forward-thinking Microsoft Software Development firms to co-build our new delivery assurance program.