Celebrating our team's growth in 2025
In 2025 we had 71 people at ATG earn promotions or take on new or expanded roles.
There were 42 promotions, 9 of which were Directors or above. 29 people had a significant role change or role expansion throughout the year.
17 people from Chairish and Pamono received promotions or had significant role expansions/changes.
People are listed in alphabetical order within each section. Jump to:
Congratulations to our Senior Leadership for their recent promotion or role change.
Congratulations to these employees on their recent promotion.
Tiffany has been promoted to SVP, Performance Marketing and will now oversee marketing insights, the go-to-market strategy, lifecycle engagement and seller advertising. This change to the Marketing structure has created a more streamlined leadership model and created an opportunity for a senior leader to oversee more of the Marketing strategy at ATG. Tiffany's promotion is reflective of her demonstrated expertise, ability to deliver major initiatives and build and mentor high-performing teams.
Claire has been promoted to VP Group Finance after taking on a more global and complex role. In her new VP role, Claire is responsible for managing financial integrity and controls globally across the Group. Additionally, her scope now includes more complex tax work and effectively managing growing regions like Germany and Mexico.
Nate has been promoted to VP of Revenue, North America continuing in his role across Client Success and New Business, A&A. Nate has overseen rapid growth in the A&A New Business group, having doubled headcount in under a year, posting consistent QoQ GMV growth. His Client Success teams have now broadened in scope to cover ESN and Chairish, as well as LA, PXB, BSC and we look forward to sustained future growth across all these brands.
Rochelle was promoted into the role of VP, Seller Operations - reflective of both her positive effect in running this area of the business and her expanded remit absorbing ESN and Chairish. Since overseeing this critical part of the org, Rochelle has delivered solid results, enhancing compliance with SLA's which directly impact customer retention and revenue. In addition, she has built a high performing team and proactively mentored leaders in her team.
Congratulations to these employees on their recent promotion.
Andrew has been promoted to Director of Product on the Seller and Platform Team. He will own our Proxibid and GAP platforms as well as delivery of the new I&C marketplace platform & bidder experience. Andrew has led his team in the delivery of a number of meaningful improvements and milestones across these areas, including: an updated sign-up experience; improved overall stability; update plan for our new I&C platform in close partnership with technical & commercial partners to; and delivery of the first milestone of that new platform.
Ashley was promoted to Director, Seller Support after managing an expanded team, now including Chairish and ESN. Additionally, she has taken ownership of the Ops Incident Management process and is consistently identifying opportunities to scale and grow. She has grown and managed a strong team of offshore representatives who are achieving impressive and improved SLA compliance.
Bridget has been promoted to Director of Group Finance and been instrumental to the external reporting since the Group listed. She has managed and leads on all technical accounting matters which have continued to get more complex with the most recent Chairish and Pamono acquisitions. Bridget has been involved in a range of areas including, tax, treasury, systems and is going to take a further lead role in building out our treasury function as we focus on deleveraging the business.
Gabriel was promoted in recognition of both his technical and leadership skills. He has been instrumental in rebuilding and enhancing our commercial reporting architecture, driving greater alignment across teams around a unified and trusted source of data. Within his own team, they have developed and scaled unified data management and reporting layer, improving how commercial data is created, shared and leveraged.
Congratulations to these employees on their recent promotion.
Lomax Clarke
Lomax was promoted to Director of FP&A after delivering differentiated support and results to his partners across the business. He took the lead on many modeling and planning aspects and delivered them through to completion whilst identifying a number of key cost saving opportunities for the organization.
Congratulations to these employees on their recent role change.
Andy joined ATG as part of the Chairish acquisition and has stepped into a role leading Engineering teams across not just Chairish but all Arts and Antiques marketplaces. He is now responsible for a larger engineering organization predominantly across the US, UK and Mexico and has become a key leader for a number of technology strategic deliverables for LiveAuctioneers and Chairish.
Darcy joined ATG from Chairish and stepped into the General Counsel role for ATG globally. She now supports across multiple regions (US, UK and Mexico), products and areas of the business on internal legal matters and support. In addition, she has also been advising on publicly listed company (plc) matters.
Erin joined the team from Chairish and stepped in to lead the Chairish/Pamono Auctions initiative. In this role she has delivered solid results through Platinum (a membership combining Chairish and Chairish Auctions) which helped to drive a 40% year on year increase for Chairish memberships. Erin will continue leading this area with a focus on continued experimentation and automation.
Since joining ATG from Chairish Sarah's role has expanded to include buyer support across all NA marketplaces as well as payments and shipping operations. She brings deep expertise in two-sided marketplaces to the role and has already implemented several changes that enhance the buyer experience and protect revenue in her time in this new role.
Congratulations to these employees on their recent role change.
Scott Ruffell Senior Director, Revenue Operations
Scott had a role change moving into the Operations team to lead all revenue operations for North America. This expansion included remit of salesforce development and sales operations in addition to commercial analytics. With his oversight our Revenue Operations organization has refined ways of working to deliver the most valuable tools impacting the commercial team's day to day.
Congratulations to the following employees for their recent promotion.
Congratulations to these employees on their recent promotion.
Ramses was promoted to QA Manager in 2025 after demonstrating his leadership ability informally. His skills in process, project ownership and delivery over his time at ATG have consistently helped improve software quality and the team’s speed of delivery i.e. test automation tooling. In his new role he has taken over formal leadership of a QA team.
AJ was promoted into the Senior Manager role after joining the expanding Indianapolis New Business team. His initial performance, meeting and exceeding sales targets and prior experience as a people leader positioned him well to step into a formal Manager role as the team grew.
Alejandra was promoted after stepping up within the Content Production teamtaking on increased responsibility. She is focusing on ensuring continuity and stability whilst also looking for opportunities to improve existing processes.
Andrew joined ATG as an Account Executive and quickly became a successful member of the New Business team building value before and after sales with clients and exploring creative new ways to improve and drive sales results. When a Manager role became available in the team, Andrew was a clear choice to step up into the role based on his prior performance.
Congratulations to these employees on their recent promotion.
Bill has been promoted to a Senior Product Analyst after his increased remit into technically and commercially more complex work (cross-listing, lot quality and external client reporting). He proactively leads high-priority dashboards and analyses end-to-end. He also runs high-visibility reporting products (Pulse, Pacing) end-to-end, ensuring reliability and accuracy.
David was promoted into a Senior Software Engineer role after demonstrating his leadership in frontend practices. He mentors teammates, shares learnings on React and HammerUI, and contributes to design system adoption. Additionally, his work on unified file upload and photo management components significantly reduced maintenance cost and accelerated feature delivery.
Derek has been promoted and is now an Engineering Manager for LA and Chairish teams. Prior to taking on this role, he led the Shipping team and delivered highquality solutions. He has showcased his ability to take on complex solutions himself but also his skill in coaching a team and collaborating with product managers to provide technical solutions.
Emily has been promoted into a Lead Analyst role as a reflection of her leadership and technical impact. The PowerBI models and queries she has created form a bedrock of cadenced reporting at ATG and she has taken a lead role in mentoring and teaching others how they work and communicating what data we are producing.
Congratulations to these employees on their recent promotion.
Since joining ATG as part of the Chairish acquisition, Eska has demonstrated her ability to solve ambiguous and complex situations, methodically gather information/facts, and recommend next steps that are suitable for our sellers, buyers, and ATG. Eska's role expanded this year as she took over Trust and Safety across North America. In this role, Eska and her team are continually identifying opportunities to both maintain and improve the strong reputation of ATG's marketplaces.
Gabe has demonstrated exceptional leadership by successfully leading a complex but strategically critical feature (SBS (shared bidding service) and SLB (shared lot broker)), driving meaningful improvements across systems. Notably, he did this without the support of a full-time Engineering Manager, stepping up to provide clarity, coordination, and accountability. That experience positioned him well to take on the Manager role for the consolidation project, where his technical depth and operational leadership will be key assets.
Harmeet was promoted after expanding her global responsibilities to support Mexico finance operations. She showed a proactive approach in establishing the processes required for monthly reporting and working with the external providers even though she didn't have deep expertise in the location.
Hasina was promoted to Senior Client Services Manager after demonstrating strong technical proficiency, cross-functional knowledge sharing as well as the value of collaboration. She has also become a subject matter expert on APIs and White Label, enabling her to resolve complex issues and support both clients and colleagues effectively.
Congratulations to these employees on their recent promotion.
Izzy was promoted from Assistant Manager to Manager in recognition of her ability to manage business expectations, commercial considerations and drive optimizations. In 2025, she built and launched a fully operational ESN AMP program from the ground up, establishing a new process that has become the blueprint for future rollouts. She also then continually optimized this process, freeing up significant capacity within the team for higher-value work.
Jennelyn was promoted to lead the Tier 1 team across all North America seller products after showcasing her ability to be a true partner to sellers. Now leading a team of leaders herself, she is shaping the growth and success of our tier 1 teams to serve our sellers with efficiency.
Jesus joined ATG as part of the Chairish acquisition and was promoted into the role of Manager, Technical Support, now leading the technical tier 2 support team in identifying bugs and product shortcomings. He has shown his ability to guide his team to be advocates for sellers and partner with our Product team, creating a solid foundational for seller support.
Joey was promoted and has taken on a larger remit and team in his new role. His aptitude for making smart and scalable process changes has been key in delivering results for operational efficiency and customer satisfaction. In his new role as the Manager for Buyer Support covering Proxibid, Bidspotter, Chairish, and LiveAuctioneers, he will bring this experience to the forefront in creating unified and consistent customer service levels across platforms.
Congratulations to these employees on their recent promotion.
Jose was promoted to a Tech Lead after demonstrating his ownership and delivery across a number of critical pieces of work such as authentication proof of concept and marketplace identity deployment. He is also a deep GAP platform expert, leveraging this to enable other engineers through guidance, pairing sessions and pull request reviews.
Kate’s promotion to HR Business Partner is reflective of the quality of support she delivers to her partners - both managers and employees in the UK and Germany. Additionally, Kate has also developed and led on a number of key projects like the ATG Academy where she was able to deliver organizational wide impact.
Katie has been promoted after strengthening the Accounts Payable functions within the US, including process documentation, invoice processing reviews, purchase order process standardization, and review processes. She has minimized the number of late payments and improved our internal due diligence process to flag for fraud risk. Her approach to managing the US team has provided efficiencies and support to the team to improve the overall team experience.
Luke has been promoted from Senior Product Designer to Lead Product Designer in recognition of his technical proficiency and leadership skills. He consistently delivers work to a high standard whilst role modeling the ATG values, especially collaboration in a cross functional capacity.
Congratulations to these employees on their recent promotion.
Madeline was promoted as a reflection of her expanded remit after the Chairish acquisition - managing the key-shipper accounts and reporting for key team metrics post acquisition. Additionally, she supported the transition by establishing process workflows with internal stakeholders and supporting leadership to get up to speed with ways of working.
Marina is a key QA across Seller Experience, keeping visibility on work and stepping into informal leadership and mentorship roles. Her promotion comes after she designed and maintained the end-to-end automation suite, proactively unblocking teams during failures, and continued to drive visibility by tracking automation coverage.
With ATG's acquisition of Chairish, Matias stepped into a Senior Manager role to oversee Chairish managed shipping, Pamono managed shipping and Liveshipping, bringing all shipping offerings at ATG under his purview. His strategic input and ability to execute with pace are invaluable to his new role.
Priyal joined Chairish full time in 2024, standing out due to her methodical and sensitive approach to resolving customer issues. Since the Chairish acquisition by ATG, she has stepped into the Buyer Support Team Lead role for Chairish. She has led the team through periods of change, always ensuring they have the appropriate guidance, resources and support to deliver for our customers.
Congratulations to these employees on their recent promotion.
Rachel joined from Chairish and was promoted into a team lead role as a result of her deep curatorial experience - allowing the team to scale and strengthen quickly. Additionally, through the acquisition she played a key role ensuring quality was maintained for specialized and regulated product categories, ensuring listings met all policy requirements.
Rebecca joined from Pamono and was promoted after demonstrating her ability to lead important projects across process automation and efficiency improvement. In 2025 specifically she successfully took ownership of a number of cost reduction projects across the logistics team related to US tariff loss mitigation.
After joining ATG as a Senior Security Engineer, Rob quickly took on increased remit spanning InfoSec and general IT Operations. His promotion to Head of IT and Information Security is reflective of his expertise in this area, his expanded remit and team and the structure and rigor he has bought to a complex area of the business.
Sam was promoted this year after driving the successful launch of a sales enablement platform, Showpad – professionalizing how we capture and share sales collateral and resources. She has also been instrumental in changing the way ATG plans for, attends and measures success of events like the National Auctioneers Association 2025.
Congratulations to these employees on their recent promotion.
Saulo has been promoted to Senior Data Engineer after displaying increased technical abilities. He consistently delivers on-time and technically high-quality solutions and, in addition to this, was responsible for building a custom Python connector for the Chairish repo integration (connecting code to development platforms).
Thais joined from Pamono and was promoted into a Lead role after delivering outstanding performance, exceeding targets and successfully reactivating dormant sellers and buyers. In addition to driving her own results, Thais demonstrated her leadership skills by proactively mentoring and coaching other members of the team, helping them to achieve ever better results
During her tenure at ATG, Tiffany has become the primary finance leader in relation to US process and operations and has had success in creating efficiencies from a team, workflow and systems perspective. Her recent promotion to Head of Finance Operations is reflective of her impact and ability to streamline projects and work when she gets involved.
Travis Mortenson Senior Product Manager
Over the past year, Travis has led significant improvements to our cross-listing experience, partnering closely with operations, engineering, and commercial teams to stabilize the platform and deliver meaningful usability upgrades for sellers. He additionally took on a Product Manager role within the seller experience team, immediately delivering value in the planning and execution of building our Seller Portal and making significant progress towards our initial MVP.
Congratulations to these employees on their recent promotion.
Zina has been promoted to Principal Product Manager of Enterprise Solutions on the Seller and Platform product team. Over the past year, Zina has managed our Auction Mobility (AMY) and GAP white label platforms, led the planning and initial execution of a new I&C white label platform, and built strong partnerships across engineering, commercial, and support teams. In her new role, Zina will lead our White Label product strategy for the I&C business, focusing on expanding platform capabilities and delivering innovative solutions for our strategic clients.
Congratulations to the following employees for their recent role change.
Congratulations to these employees on their recent role change.
Ale previously led merchandising at Chairish and has now expanded her brand purview to include partnerships and copywriting. She is well positioned to evaluate partnership opportunities with tastemakers, celebrities and cultural moments that amplify and expand the Chairish brand. In owning brand copy, Ale also ensures that our messaging is cohesive across channels and customer touch points.
BidSec Team Lead
Alex's role has expanded to take on line management of an offshore team as BidSec Team Lead. In 2025, he demonstrated his leadership skills through expanding the bidder security function through reporting automations and product improvements. In addition, he also proactively took ownership of public reputation initiatives to improve our online reputation in public forums.
Amanda joined from Chairish and has now taken on remit for Live Auctioneers. With this increase in scope, she is discovering valuable insights regarding inventory supply and buyer demand across platforms for one of our most important (and fastest-growing) categories. Moreover, her framework and analysis of our highest spending art buyers can be applied across categories and platforms and has already proved valuable to cross-functional initiatives in Marketing, Product and Search & Discovery.
Andrew has had years of experience on the new business side of LiveAuctioneers and is now translating his wealth of knowledge into the CSM space. He has been personally involved in signing many of our top tier accounts and is now able to support some of those same accounts from a day-to-day perspective.
Congratulations to these employees on their recent role change.
Anna moved into the US team in 2025, leading a team that drives seller adoption of LA, Chairish, X-Listing and atgWL as well as our team of Auction Pros that can be hired by our sellers needing auction day clerking support. Under Anna's leadership, the onboarding team has expanded to taking on Chairish onboardings and partnered with sales for continually improving customer onboarding experiences.
Brian had a role change to take on the Technical Lead role for Search and Discovery. His ability to break down complex problems and mentor others to adopt new patterns has made him a good fit for this complex role. His work on the development and improvement of internal tooling as well as infrastructure optimization particularly stands out as a key achievement.
Caro has been with the Mexico office since it's inception and has so far been supporting the region in a generalist capacity. This year her role expanded to see her take over Mexico payroll and benefits administration and will continue growing to oversee other global payrolls.
After a number of years predominantly supporting the London office, Chad took on leadership of a larger and more global team in 2025 in which he now oversees all IT operations at ATG. As a subject matter expert in systems and hardware at ATG, this role has expanded his remit to deliver a more global, One ATG approach.
Congratulations to these employees on their recent role change.
In 2025 Cody transitioned into a Client Success Manager role from an Account Executive. He now looks after a growing number of clients, managing their retention and spend. His skill at developing pipelines of clients and ability to promote the value of more complex products like shipping particularly stands out.
Danielle took over leadership of the Enterprise Accounts team – established to centralize ownership of ATG’s largest and most strategically important accounts in North America. She oversees enterprise strategy and performance across both I&C and A&A (~40 auction houses with $5B in annual total hammer value).
Edgar's role was initially focused on Mexico payroll and benefits administration but has since expanded to see him fully administrate the more complex and large US payroll. His role will continue to expand to oversee other global payrolls.
Sales Executive – Auction Advertising
Elena moved into a UK Sales focused role in 2025 after previously supporting the Lot-tissimo team from Germany. In her new role she is responsible for UK Auction Advertising and has been playing an active role in both print and digital department revenue whilst developing her skills around proactive sales.
Congratulations to these employees on their recent role change.
Helen recently moved into the role of Production Manager in the Antiques Trade Gazette. In her new role she has taken on leadership of a team of 3 reports working on the weekly print and digital production of the Gazette. Recently, she led a redesign of the print newspaper so that it could be printed in a new size that has enabled a change to fulfillment and mailing operations, creating cost savings and earlier delivery for subscribers.
Imran moved into the Enterprise Accounts team and is the key point of contact for A&A clients. He has leveraged his prior experience at ATG to drive deeper commercial alignment, long term retention and multi-product adoption across his portfolio of clients.
When ATG acquired Chairish a decision was made to build a Client Success Management team to support the partnership. Jon was a clear choice for the role based on his demonstrated success in client success for A&A products and his leadership capabilities.
Jordan Schall Solutions Architect
Jordan moved into a Solutions Architect role after his work leading architectural transformation by driving the shift from fragile legacy systems to a modern shared system - therefore aligning teams, eliminating duplicate services, reducing complexity and delivering business value. Additionally, he was a champion for cross-organizational alignment - operating as an enterprise architect who partners across product and engineering.
Congratulations to these employees on their recent role change.
Julia’s management on the creative team has expanded to now include crossfunctional project management, press requests, and partnership operations. With her deep background in editorial and licensing, Julia blends an innate sense for brand fit with strong operational processes to keep our largest projects moving smoothly.
Lucy recently transitioned to Business Development Manager for Auction Mobility. Over her tenure at ATG, Lucy has built an exceptional depth of knowledge across our products, software, and marketplaces, consistently delivering outstanding support to clients and strengthening relationships across the business. In her new role, Lucy will focus on driving growth for Auction Mobility, working closely with our product and development teams to ensure our solutions continue to evolve in line with client needs.
Liz's role has taken on a new role leading US benefits. In her new, more specialized role, she will be leading benefits processes, policies and administration, supporting North America payroll as well as continuing to provide general HR support.
Michal Sasiadek
Senior Business Development Manager
Michal's role expanded to lead auction mobility across the UK, South Africa and Australia following the delivery of UK marketplace new-business targets and the development of several high value accounts in those regions. He has established and scaled a supporting team whilst standardizing new business processes to support growth.
Congratulations to these employees on their recent role change.
Natasha’s role expanded to Head of Operations, adding responsibility for the client service function alongside the customer experience team. Under her leadership Quack AI was implemented into workflows - enabling a large number of tickets to be automated which improved service and scalability.
Pat moved into the enterprise accounts team after long tenure in the I&C client support team. He has continued focus on I&C clients in his role – but his remit working with strategically important clients allows him to better protect core revenue, mitigate renewal risk and unlock expansion opportunities within his partnerships.
Peter moved into a Data Engineer role after demonstrating his technical skills and abilities as a Data Analyst. His prior experience with Data Warehouse on Azure as well as long standing knowledge of ATG domains was integral to streamlining and speeding up delivery of key commercial initiatives.
Tim now oversees the UK marketplace print and digital revenue targets, including the I&C digital target. In his expanded role he also leads a larger sales team of five salespeople based in the UK. They are focused on driving ~30% of digital sales growth through strengthened client success and account development practices.