Oklahoma Roots, Enduring Impact: GBC Joins Springline 

"When we look for partners, we’re looking for a shared cultural heartbeat. Ted and the GBC team built something special, and we’re excited to embrace our shared values of a people-first, client-first mentality. Springline looks forward to supporting their team as they grow, while making sure the white-glove, neighborly service their clients love stays where it belongs: at the center of everything they do.” 
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Tim Brackney
CEO
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Oklahoma City, Oklahoma, USA cityscape in Bricktown at dusk.

In Norman and across central Oklahoma, business is personal. Clients want advisors who understand the market, know what’s at stake, and bring clear, practical guidance when decisions get complex. That steady approach is what has made GBC a trusted advisor to businesses and families across the region. 

We’re proud to welcome GBC to Springline Advisory. 

This partnership strengthens our presence in the Central region and expands how we support clients through deeper specialization, broader resources, and shared expertise across our teams. Just as important, it brings together firms that value responsiveness, relationships, and doing right by clients over the long haul. 

A Relationship-Driven Approach 

Some firms focus on transactions. Others focus on the people behind them. 

GBC has built its reputation by taking the time to understand the full picture, asking thoughtful questions, and delivering guidance that extends beyond the immediate need. That approach has helped the firm grow into one of the 10 largest accounting firms in the Oklahoma City metro area while staying closely connected to the clients and communities it serves. 

That alignment matters to us. Across Springline, our founding firms share the belief that strong client relationships are built through consistency, accountability, and showing up when it matters most. GBC reflects those values in the way its team works every day. 

Practical Insight, Real-World Impact 

This partnership strengthens Springline’s capabilities while adding experienced professionals with a pragmatic, solutions-focused approach to client service. 

GBC is known for pairing technical expertise with practical insight. The team helps clients work through today’s challenges while staying focused on what’s ahead, making informed decisions that support long-term stability and growth. 

Clients will continue working with the advisors they know and trust, now backed by broader resources, expanded capabilities, and collaboration across Springline. 

Local Strength. National Scale. 

With GBC joining Springline, our presence in the Central region becomes stronger and more connected. 

This partnership is about more than geographic growth. It’s about bringing together teams that know their markets, value relationships, and want to build something lasting together. 

For team members, that means broader career opportunities, shared expertise, and the support of a national organization while preserving the culture and local leadership that define their success. 

For clients, it means expanded capabilities, deeper specialization, and continued access to the trusted advisors they already know. 

Welcome to Springline. 

Discover more about our partnership.