The People Behind Petra

Meet the Team That's Changing How Contractors Win Work

We've spent decades building the systems that help commercial contractors win better work. Now we've put it all into one platform.

Your New Teammates

When you join Petra, you're not just buying software. You're gaining a team—strategists, technologists, and industry experts who are personally invested in your growth.

Lorraine Cline DeShiro

Lorraine Cline DeShiro

Co-Founder & Chief Strategist

For nearly four decades, Lorraine has helped construction leaders transform their companies from well-kept secrets into market authorities. She is the strategic architect behind the Contacts to Contracts Framework™.

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Corinne Lapan

Corinne Lapan

Co-Founder & Chief Technologist

Corinne brings a modern, data-driven approach to construction marketing, specializing in building the technology systems that turn strategy into measurable results. She is the architect of the Petra platform.

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Industry Experts & Leaders

Industry Experts & Leaders

Guest Speakers & Advisors

An extended team of industry experts covering construction economics, safety compliance, legal risk mitigation, and advanced financial modeling—integrated directly into the Petra community.

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What Drives Us

Four Values. Zero Compromise.

Our commitment to transforming your firm's marketing is built on four
non-negotiable core values. They guide every feature we build, every resource we create, and every conversation in our community.

Growth

Strategic frameworks and systems for sustained, profitable expansion—not luck or hoping the phone rings.

Clarity

Data-driven insights so you always know what's working, what's not, and where to focus your limited time and budget.

Trust

Nearly four decades of proven expertise and a vetted community that holds each other to a higher standard.

Action

We don't collect information. We implement. Every tool, every session, every resource is designed to drive measurable results.

GET STARTED TODAY

Ready to Stop Guessing and
Start Growing?

Join hundreds of commercial contractors who've replaced scattered marketing efforts with a proven system. Start for free—no credit card required.