K1x, an AI-native private markets tax platform, has announced the appointments of Ken Powell as Chief Operating Officer (COO) and Chris Capko as Chief Revenue Officer (CRO). The appointments follow K1x's recent $175 million growth investment led by Sumeru Equity Partners and reflect the company's continued commitment to building the company for where the industry is headed next.
Ken Powell appointed COO, transitioning from CRO, to lead product, partner strategy, and operational capabilities.
Chris Capko appointed CRO to lead commercial organization, including sales, customer success, account management, and marketing.
Both executives bring decades of leadership experience from ADP and enterprise SaaS companies.
K1x was recognized by Selling Power as one of the 60 Best Companies to Sell For in 2026 for the second consecutive year.
The platform serves more than 40,000 organizations, including 44 of the 100 largest U.S. institutional investors and 20 of the top 25 accounting firms.
K1x is vendor-neutral by design, enabling tax data to move seamlessly across firms, tax software, investors, and authorities.
K1x, an AI-native private markets tax platform, today announced the appointments of Ken Powell as Chief Operating Officer (COO) and Chris Capko as Chief Revenue Officer (CRO). The appointments reflect K1x's continued commitment to building the company for where the industry is headed next.
Building on the company's recent $175 million growth investment led by Sumeru Equity Partners, the appointments mark the next step in the company's continued expansion. Over the past year, K1x has continued expanding its private markets tax platform through new product capabilities, strategic partnerships, and AI-native innovation, reinforcing its long-term vision for intelligent tax data infrastructure. As the company continues building that platform, it is investing in the leadership needed to accelerate innovation and deliver greater value to customers.
"Our recent growth investment gives us the opportunity to accelerate what we've been building for years," said John LaMancuso, CEO of K1x. "As we continue expanding our platform and investing in new capabilities, Ken and Chris bring the leadership we need to help us scale thoughtfully, strengthen the customer experience and continue building the platform customers rely on today and will rely on tomorrow."
Powell will transition from Chief Revenue Officer to Chief Operating Officer, where he will lead the product & partner strategy, as well as the operational capabilities that support continued growth at K1x, helping translate the company's long-term strategy into execution across the business. He brings more than 30 years of leadership experience across enterprise software and financial technology, including leadership roles at leading technology companies serving the accounting, private equity and financial services markets.
"Innovation creates opportunity, but execution is what creates value," said Ken Powell, Chief Operating Officer at K1x. "Our focus is on building the foundation that enables K1x to bring new capabilities to market while helping customers prepare for what's next in private market tax."
As Chief Revenue Officer, Capko will lead K1x's commercial organization, bringing together sales, customer success, account management and marketing to create a more unified customer experience and accelerate the company's continued growth. He brings more than two decades of commercial leadership experience across enterprise SaaS, including leadership roles at ADP where he worked closely with private equity firms and their portfolio companies.
"Our customers aren't just looking for software. They're looking for a partner that understands where the market is going," said Chris Capko, Chief Revenue Officer at K1x. "By bringing our commercial teams together around a shared focus on the customer, we'll continue helping firms navigate change while delivering the expertise and support they expect from K1x."
The appointments come as K1x continues to build momentum across the business. Most recently, the company was recognized by Selling Power as one of its 60 Best Companies to Sell For in 2026 for the second consecutive year, reflecting K1x's continued investment in its people, culture and commercial excellence.
About K1x
A Fast Company Most Innovative Companies honoree, K1x is building the intelligent tax operations solution for private markets. Designed with a combination of traditional machine learning, generative AI, and agentic tax workflows, K1x delivers a modern, intelligence-driven approach that goes beyond legacy applications. Its patented, AI-native platform automates the extraction, validation, and distribution of tax data from K-1s, K-3s, and 1099s, and streamlines IRS-certified 990 e-filings, delivering compliance and clarity without vendor lock-in.
K1x is vendor-neutral by design, enabling tax data to move seamlessly across firms, tax software, investors, and authorities without being trapped in legacy systems. Trusted by more than 40,000 organizations, K1x supports 44 of the 100 largest U.S. institutional investors, 20 of the top 25 accounting firms, 11 leading private foundations, 45 of the largest university endowments, and seven of the nation's top health systems.
