SPEAKERS

Steve Bader is Head of Casualty at Jensten London Markets, the wholesale and specialty arm of Jensten Group, a 1,000-person UK broking group. He places UK and international liability risks with Lloyd's and the company market, and previously held roles at brokers including Aon and Lockton. 

Over the past year he has built and run AI tools inside his own broking team, with the failures as well as the results to show for it. He speaks on what remains valuable when intelligence becomes abundant, and on a question the market has yet to answer: when a broker's AI gets it wrong, whose risk is that?”

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Rolf Diekhoff is Director of Account Management at the headquarters of UnisonSteadfast AG in Hamburg, Germany.

He has been with UnisonSteadfast since its founding in June 2005 and has played a key role in the company’s development and the expansion of its network. Before joining UnisonSteadfast, he served as an operative team leader at a consulting firm specializing in international insurance business.

His academic background is in economics, with a focus on macroeconomics.

Born and raised in Japan and Hong Kong, he later worked as an entrepreneur in Sub-Saharan Africa and traded futures in nonferrous metals as a certified broker of the London Metal Exchange before entering the insurance industry. 

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With over 30 years of leadership experience in claims management across Mexico, LATAM and Global, Ricardo has built a career dedicated to transforming claims operations, driving operational excellence and results, ensuring outstanding client satisfaction.

He has consistently excelled in negotiating multimillion-dollar international claims and arbitration, leading reinsurance processes, and fostering strong relationships with global stakeholders. His background in law, combined with his insurance-technical background and executive training at Texas A&M, Harvard, Berkeley, Disney institute and Munich Re among others, has equipped him with the strategic, technical, and negotiation skills required to lead at the highest level in the insurance and reinsurance industry.

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Stephan Hillert is a senior advisor to the global risk and insurance market. Over more than 20 years, he has built businesses on both sides of the industry — founding and running his own brokerage before going on to lead growth within a global insurance carrier. He now advises boards, brokers, and carriers on strategy, distribution, and the structural shifts reshaping the sector.

A certified supervisory and advisory board member, Stephan holds multiple board mandates. He is also President of millennials4boards – building bridges, a global non-profit driving intergenerational diversity in boardrooms worldwide.

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Mike Kelly is Senior Partner and International Lead at The Baldwin Group, where he has spent the majority of his 17-year insurance career helping organizations navigate complex international risks and global business expansion. He holds a Bachelor's Degree from James Madison University and has developed extensive expertise in multinational insurance programs and international travel risk management.
 
Throughout his career, Mike has worked closely with multinational corporations, supporting their growth across international markets through tailored risk management and insurance solutions. His deep understanding of cross-border exposures, regulatory environments, and global risk strategies enables him to advise organizations operating in an increasingly interconnected world.
 
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Jimena Lopez is a multinational insurance professional at Zurich with 10 years of experience supporting international clients and global insurance programs. She holds a degree in Economics and has developed extensive expertise in multinational insurance, cross-border risk management, and client service for internationally operating organizations. 
 
At IDC 2026, she will share insights drawn from her experience working with multinational companies and international insurance programs. 

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Muriel Mercier started her insurance career at UnisonSteadfast in 2012 during her Business Administration BA studies at BSP Business & Law School.

After building and further developing practical skills in the Finance and Account Management Departments and becoming Junior Manager, she took on the position of Head of Business Organization in 2018. As a Project Manager, she has been supervising several projects from IT and marketing to claims and risk management.

In 2020, Muriel was appointed Director Business Development and has since been responsible for the following business areas: Quality Management, Data Protection, Marketing & PR, Process Management, Sales & Distribution Management and Risk Management.
Furthermore, she is actively involved in client management on an operational level and serves as the first contact point for Steadfast Group Australia and its network brokers.

In January 2026, Muriel assumed the role of Vice President of UnisonSteadfast AG.

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Wolfgang Mercier is the Founder and CEO of UnisonSteadfast AG. With over 40 years of experience in the international insurance industry, he has spent more than two decades building and developing an international network that has grown into one of the largest independent brokerage networks worldwide.

In June 2017, the unison network—originally known as unisonBrokers—announced a strategic alliance with Steadfast Group and was subsequently rebranded as UnisonSteadfast AG.

In addition to his extensive expertise in structuring and leading international networks, Wolfgang’s specialist areas include international marine business, international liability—particularly for automotive suppliers—global insurance programs, and construction projects.

Wolfgang began his career as a Marine Broker at Willis Faber in London and went on to work for several globally operating companies across Europe, China, and Japan.

These include Funk International GmbH Insurance Brokers, R+V Insurance Group, and Wesselhoeft Ahlers & Schuess (later AON Jauch & Hübener).

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Jeff Moyer is an Advisor at The Baldwin Group, where he has been supporting clients with strategic risk and insurance solutions for the past two years.

Prior to joining The Baldwin Group, he spent 13 years in underwriting and underwriting management roles with All Risks and Ryan Specialty, building extensive expertise in risk assessment, underwriting operations, and specialty insurance markets.With more than 15 years of industry experience, Jeff brings a practical perspective on underwriting, risk management, and the evolving insurance landscape.

His background spans both technical underwriting and leadership responsibilities, enabling him to provide valuable insights into market trends, client needs, and effective risk solutions.At IDC 2026, Jeff will share his knowledge and experience gained throughout his career, offering attendees a deeper understanding of the challenges and opportunities shaping today's insurance industry.

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Konstantin Narykov graduated from University of Trier with a Bachelor of Arts (B.A.) in English Language, Linguistics and Literature as well as Economics and became a Certified Expert for Insolvency Management in 2021. Narykov strongly focuses on supporting companies during restructuring distressed M&A processes. He joined gracher in February 2018, working as a surety specialist. Over the years, his scope of activities has included the development of new products such as the bonding management software " Surety Manager", onboarding and introduction of foreign Sureties into the German market and general consulting in the surety area.

Konstantin Narykov has won three innovation awards at Gracher.

As a speaker, he presented at DealSourcing as well as to renowned private equity investors on the role of surety bonds in the M&A process. He has also contributed to a Finance Think Tank podcast, where he spoke about post-closing integration.

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Steve Sartor is an experienced insurance professional with an extensive background spanning leadership, brokerage, and risk management. Throughout his career, he has held positions with DKV, Fortis Insurance, Concordia (Ecclesia), and Specialist Risk Group (SRG), gaining broad expertise across the insurance and risk advisory sectors. 
 
In addition to his executive experience, Steve has served on the boards of several industry organizations, including Attentia, BIPAR, BECOBRA, and Concordia, reflecting his strong commitment to the development and advancement of the insurance industry. 
 
With a career built on deep industry knowledge and strategic leadership, Steve brings valuable insights into the evolving risk landscape, market developments, and the challenges organizations face in managing complex business risks. His broad perspective, shaped by experience across multiple insurance and brokerage organizations, allows him to provide practical and forward-looking guidance to clients and industry stakeholders alike. 
 
At IDC 2026, Steve will share insights drawn from his extensive experience in insurance, risk management, and industry leadership, offering attendees valuable perspectives on current market dynamics and future opportunities within the sector. 

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