Our team

Our team boasts an extensive background in search and leadership advisory, underpinned by experience within our specialist sectors.

We work collaboratively across the globe, sharing a culture of diligence, quality and delivery to ensure the highest standards of service for our clients.


Jamie is based in Houston as Ducatus Partners’ Managing Partner Americas and is a founding member of the business. He began his career in executive search in 1999 and has worked across multiple regions and sectors, holding senior roles in Australia, New Zealand, the United Kingdom and United States across the energy, banking and financial services industries.

Prior to establishing Ducatus Partners, Jamie spent over 10 years with an energy focussed boutique search firm, where he was initially based in Aberdeen as General Manager before relocating to Houston as Vice President Americas, assuming responsibility of leading the regional team and driving business development efforts.

Jamie has extensive experience managing executive and board searches as well as talent mapping projects for clients spanning the oil and gas value chain and has deep industry networks developed from working on assignments in over 20 countries.

Jamie Ferguson
Managing Partner Americas

Michael is a Senior Partner with Ducatus Partners covering the EMEA region based in Aberdeen. He has accumulated over 10 years of experience in recruitment and executive search, predominantly focused on the oil and gas and energy sectors.

Prior to joining Ducatus Partners, Michael co-founded and was Managing Partner of a highly respected boutique executive search firm. In his earlier career, he established and managed the oil and gas division of a FTSE 250 listed recruitment company. Michael has a successful track record in delivering high-level and complex search assignments on behalf companies across the energy value chain, including exploration and production companies, oilfield services and technology providers and private equity investors.

Michael holds a Bachelor of Arts in Business Management from Robert Gordon University.
Michael Diamond
Senior Partner
Karyn is based in Aberdeen with Ducatus Partners as a Senior Associate where her focus is on undertaking executive search assignments across Europe, Middle East and Africa. Karyn has led the research on a number of regional and international assignments across the energy and maritime sectors for senior leadership roles.

Prior to joining Ducatus Partners, Karyn spent six years with a global executive search firm as a Researcher and two years in contingency recruitment focused on opportunities in the oil and gas industry.

She holds a BA in Publishing and Journalism studies from Robert Gordon University.
Karyn Sherriffs
Senior Associate
T: +44 1224 502800

Sean is based in Aberdeen as Managing Partner EMEA and is a founding member of Ducatus Partners. Sean has worked in executive search since 2006 and began his recruitment career working for a FTSE 100 recruitment company where he grew a successful oil and gas practice focused on the North Sea region.

Prior to joining Ducatus Partners, Sean worked for a leading international boutique search firm for over 10 years. He held a range of leadership positions and was ultimately responsible for the EMEA business. During this period, Sean had additional responsibility for operations excellence across the whole group as well as running the company’s private equity practice.

Sean has broad experience at board level across the energy value chain. He possesses particular expertise advising investors on leadership appointments and talent management, working closely with private equity investors on executive and non-executive appointments.

Sean Buchan
Managing Partner EMEA
Sofia is based in Houston as an Associate with Ducatus Partners where her focus is on researching assignments across in the Americas region.

Prior to joining Ducatus Partners, Sofia worked as an Associate Producer for CNN in Atlanta. She produced a primetime Spanish show which airs in the United States and Latin America.

Sofia graduated from the University of Miami with a Bachelors in Broadcast Journalism and a Minor in Business Administration.
Sofia Ortega Orus

Allister is a Partner in the Ducatus Partners' Houston office, primarily focused on advising energy clients across North America. He has worked in energy executive search for over seven years and brings strong experience in leadership advisory and executive search having worked across the North American, United Kingdom and Norwegian energy markets.

Prior to joining Ducatus Partners, Allister worked with a global, publicly traded recruiting organization, initially in Aberdeen and then as Head of Executive Search in Houston. He has extensive experience in assisting energy companies acquire key leadership talent, particularly across private equity, exploration and production, midstream and oilfield services. He has overseen hundreds of executive searches and consulting projects and has personally conducted over one thousand executive level interviews.

Allister received his Bachelor of Laws from the University of Strathclyde Law School, with a focus on employment law.

Allister Graham

Kevin is based in London as Ducatus Partners’ Managing Director and is a founding member of the business. Aside from leading Ducatus Partners, Kevin continues to deliver key assignments for both executive and non-executive appointments. Kevin began his career in executive search in 2001 and has lived and worked in the United Kingdom, United States and Africa.

Prior to establishing Ducatus Partners, Kevin worked at an international boutique executive search firm for over 15 years, ultimately holding the role of Chief Executive Officer. He was responsible for managing global operations and grew and set up offices in Houston, Calgary, Singapore, Australia and South Africa.

Kevin is a qualified Executive Coach (Meyler Campbell Mastered) and in addition to leading the Coaching Practice at Ducatus Partners, he actively works with senior executives to enhance thinking and outcomes.

He is a Trustee of the Robert Gordon University Foundation. He has previously held Board positions with other not-for-profit organisations including the British American Business Council, the International School of Aberdeen and Operation Eyesight. He has a Masters degree in Economics and a BA (Hons) in Business Studies and holds a Diploma in Non-Executive Directorship from the Financial Times.

Kevin Davidson
Managing Director
Jason is a Partner based in Ducatus Partners’ Houston office. He has over 23 years of international business experience, with more than 16 years in the offshore energy sector and has lived and worked in the United States, Austria, Germany, Switzerland, Norway, Brazil and Mexico.

Before joining Ducatus Partners, Jason was Vice President Americas with Ampelmann Operations and prior to this, he held the role of President and Chief Executive of X-Subsea Precision Dredging and Excavation. Jason has also served as Vice President Business Development with Advanced Maritime Transports, before which he was Global Commercial Director for Deep Ocean and Strategic Management Advisor for Trico Marine Group. In addition, Jason has held positions in sales and marketing management with Seacor Marine and Seabulk Offshore.

Jason is a qualified leadership coach having completed training at Rice University Doerr Institute. He also holds an MBA from the University of Texas and a Bachelors in International Business Management from the University of Maryland.
Jason Miller
Emma is Head of Research for Ducatus Partners’ United Kingdom team, based in our Aberdeen office. She is responsible for leading the research team on executive search assignments in Europe, Middle East and Africa.

Prior to joining Ducatus Partners, Emma spent six years supporting in-house recruitment for two major oil and gas service companies. As a Resourcing Advisor, she supported both onshore and offshore sourcing requirements as well as Graduate Engineering recruitment.

Emma holds a BA (hons) in Applied Social Sciences from Robert Gordon University.
Emma Brown
Head of Research

Cat is a Senior Associate with Ducatus Partners based in Houston. She joined the company as an Associate based in Aberdeen before spending a period of time working in Singapore, before to relocating to Houston in her current position.

Prior to joining Ducatus Partners, Cat spent several years with a boutique executive search business, joining initially as a Research Consultant. Here she worked on a variety of board level opportunities across the energy value chain, as well as a number of large scale talent mapping assignments concentrated on succession planning.

Cat holds a BA (Hons) degree in Management with Human Resources from Robert Gordon University.

Cat McKendrick
Senior Associate

Jon is a Partner with Ducatus Partners and leads our team in Houston. He has over 20 years of international experience in the oil and gas industry initially in subsurface, commercial and business planning roles in operating companies and then in energy finance roles in global financial institutions.

Jon started his career as a geologist with Enterprise Oil, with responsibility for various subsurface projects in the United Kingdom and Italy. During this time, Jon was based in the company’s London, Rome and Aberdeen offices. Following the acquisition of Enterprise by Shell, Jon held various commercial and business planning roles in Shell’s Aberdeen office.

After 10 years with Enterprise and Shell, Jon moved into energy finance with RBS, Société Générale, and Commonwealth Bank of Australia. Jon started his banking career with responsibility for the technical due diligence of clients’ assets before assuming responsibility for originating and structuring upstream debt and equity transactions. Jon was hired into CBA to start and build the bank’s oil and gas business in London, and he was then transferred to Houston in 2012 with operational, strategic and organizational responsibility for establishing this new office for the bank.

Prior to joining Ducatus Partners, Jon was Principal of a boutique search firm where he served a range of clients across the energy industries including exploration and production, petrochemical and energy finance.

Jon has a BA and a PhD in Geology from the University of Oxford and is a member of the IPAA, the SPE and a Fellow of the Geological Society of London.

Jonathan Verlander
Partner and Houston Office Director

Jack is based in Ducatus Partner’s Houston office as a Partner. Jack is committed to growing Ducatus Partners’ business in the infrastructure, power and renewables sector. He has extensive experience of executing senior level searches, as well as delivering consultancy and talent mapping assignments to both infrastructure and energy clients.

Prior to joining Ducatus Partners, Jack was with a leading recruitment firm in Houston, developing and growing their infrastructure business. He brings significant search experience across both Europe and the Americas, serving a range of clients across infrastructure, industrial services, renewable energy and power. Jack has a specialty focus on identifying, assessing, and placing leadership talent into private equity and venture capital backed growth-orientated portfolio companies across the North American middle-markets.

Jack holds a Master of Science degree in Environmental and Earth Resources Management from Kingston University, London and a Bachelors degree, with honours, in Geography from University of Portsmouth.

Jack Coker
Alex is based in Houston as an Associate. He is responsible for researching executive and senior level search assignments in energy and infrastructure.

Alex comes to Ducatus Partners from a leading global search and advisory firm. There, he was involved in various professional level engagements across several industries, including a stint with a major manufacturing company, where he was tasked with sourcing and acquiring talent for technical roles in the energy sector. Prior to working in search, Alex spent two years in academic research for clinical psychology, where he was published as a co-author.

Alex graduated from the University of Pennsylvania with a Bachelors in Psychology.
Alex Phillips

Alyssa is Research Director for Ducatus Partners' Americas team, based in our Houston office. Alyssa has over 12 years of search and recruitment experience, eight of which have been focused in energy. She is responsible for leading research on assignments in the Americas region within both our energy and infrastructure practices.

Alyssa has worked across all sectors of the energy industry and has executed large-scale recruiting projects both domestically and internationally and had the opportunity to spend some time working in the United Kingdom. She has worked for one of the world's largest oil and gas service companies, where she handled the global recruitment and talent management needs for a $4 billion business unit. She went on to work for an independent exploration and production company and had the chance to help create and implement the talent acquisition strategy across the business and then went on to roll out a similar process on an international scale.

Alyssa has a Bachelor of Science with honors in Education from Texas State University.

Alyssa James
Research Director
Alastair is based in Aberdeen with Ducatus Partners as an Associate where his focus is on assignments across Europe, the Middle East, Africa and Asia Pacific.


During his time at Ducatus Partners, Alastair has worked on a diverse range of global projects spanning the energy value chain. He has also spent time in our Houston office, executing several high profile executive level appointments.


Alastair graduated with an MA in Business Management from the University of Aberdeen.

Alastair Norton
Sam is based in Houston as an Associate with Ducatus Partners. She focuses on undertaking research on assignments across the energy and infrastructure industries.

Sam previously worked as a Project Manager and Business Analyst for a multinational information technology company, which involved process management, financial analysis and project reporting.

Sam holds an MBA and a double Bachelors in Business Administration and Communications from Millsaps College.
Sam Wursteisen
Alistair is based in Manchester and holds the position of Partner with Ducatus Partners. His executive search and consulting career spans 20 years and during this time he has specialized in the energy, infrastructure and utility sectors, predominantly across EMEAR, APAC and the Americas.

Prior to joining Ducatus Alistair was Associate Director and Senior Client Partner at an international search and consulting firm for almost ten years where he delivered senior mandates for companies and investors including c-suite, board-level and leadership team appointments. Alistair has previously held senior positions in search, including heading up the energy practice for an established boutique firm.
Alistair Campbell
T: +44 7794 314012

Cindy is based in Houston as Ducatus Partners’ Operations Manager. In this role she is responsible for driving the company’s day to day business operations activities, including executive reporting, strategic projects, client coordination, quality and assurance initiatives, business continuity and finance processes.

Cindy has played a leading role in the execution of several large-scale, international recruitment projects and ensures client service and satisfaction are met throughout each project lifecycle.

Prior to Ducatus Partners, Cindy spent nine years in direct hire recruitment, five of which were with a major workforce solutions organization. During this time, Cindy spent one year in Brisbane, Australia as Regional Business Development Manager.

She holds a BA in Communications from Texas Tech University.

Cindy Agnew
Operations Manager

Taylor is based in Houston as an Associate for Ducatus Partners. She focuses on undertaking executive search assignments and market mapping projects.

Prior to joining Ducatus Partners, Taylor worked in political, legal, and media organizations. Her experience includes acting as Senior Recruiter managing a paid canvassing campaign in a regional congressional district. She holds a double Bachelors in Political Science and Feminist Studies from University of California, Santa Barbara.

Taylor Alameda
Natasha is based in Aberdeen with Ducatus Partners as an Associate where her focus is on researching assignments across Europe, Middle East and Africa. Prior to joining Ducatus Partners, Natasha spent two years supporting human resources and recruitment in retail and healthcare organizations.


Natasha holds a BA (Hons) in Fashion Management from Robert Gordon University.
Natasha Rogers
T: +44 1224 502800