The leadership team.

Ray Bixler

CEO

Ray joined Sonar in November 2023. A proven leader with a successful background of building and scaling companies, he brings deep go-to-market and operating experience to the team.

Mark Johnson

President & CFO

Mark joined Sonar in December 2022, bringing over 25 years of enterprise software experience and a track record of disciplined, growth-minded financial leadership.

Steve Schillingsburg

CTO

Steve has over 20 years leading software and SaaS organizations through new product launches, acquisitions, platform re-architectures, and technology consolidations, with a track record of growth.

Georgette Lopez-Aguado

VP, Client Experience

Georgette Lopez-Aguado is VP of Client Experience at Sonar Software, where she partners with broadband providers to maximize the value of their technology investments and drive long-term growth. A recognized industry leader, she works closely with executive teams on customer strategy, AI adoption, mergers and acquisitions, and operational transformation.

Lindsay Kelley

VP of Growth

Lindsay is passionate about building, leading, and motivating teams, and is driven to understand the customer's journey and make Sonar the obvious choice for ISP operators.

Brett Thier

GM of Payments & Market Expansion

Brett joined Sonar in September 2022. He began his career in the payments industry over 15 years ago and leads the growth of sonarPay and Sonar's market expansion.

Sara Larsen

Sr. Director of People Operations

An SPHR-certified HR executive with over 14 years of human resources experience, Sara leads the people function behind Sonar's in-house, North America-based team.