The Operating System for Shipping
Trusted by the companies shaping the future of shipping and commodities, Sedna improves financial performance, reduces risk, and helps teams make better decisions, faster.
Founded by Bill Dobie, who has spent 25 years creating and growing maritime technology companies, Sedna was born from a simple conviction: email is the most important system in shipping, and it deserves to work like one. Backed by Insight Partners, GK Goh Ventures, Stride VC, Chalfen Ventures and SAP.

Trusted by shipping's most ambitious companies
Leadership Team

Bill Dolbie
Founder & CEO
Bill has spent over twenty-five years building technology for the maritime and commodity trading industries. Before founding Sedna, he worked in shipping as a ship agent, shipbroker, and charterer, giving him firsthand experience of the communication challenges the industry faces every day. He went on to found Navarik and Stage 3 Systems, both of which remain important parts of the maritime technology landscape, before starting Sedna in 2017.

May Fell
SVP of Customer Operations
May is Sedna’s VP of Customer Success, leading global client strategy and retention. With a focus on delivering measurable value to customers, she blends strategic leadership with deep client empathy. May holds degrees from Princeton and the Wallace Collection and previously held leadership roles at Convelio and Sotheby’s Institute.

Tom Castley
CSO
Tom leads Sedna’s revenue and growth strategy, bringing over 18 years of sales expertise and a strong track record of building and coaching high-performing, customer-focused teams. Prior to Sedna, he served as VP of Sales at Hook, a B2B SaaS platform, and led EMEA expansion at Outreach. Known for his strategic sales leadership and commitment to customer experience, Tom has also held senior roles at Apptio, Xactly, and Oracle.

Natasha Middleton
VP of Product
Natasha leads the product organisation at Sedna, including product management and product design. During four years at Sedna, Natasha has worked across all Sedna’s product pillars, bringing deep product and customer knowledge to the team. Now as Director, she oversees product research, strategy, operations and go to market. Natasha has previous experience scaling product teams, joining ClearBank as employee 30, a founding member of the product team and leaving when 300+ employees.

James Kellerman
SVP of Engineering
James is responsible for the engineering team at Sedna. With over 20+ years experience working in technology and engineering, James has experience as CTO at both Pando and Ieso Digital Health, as well as the VP of engineering at Touch Surgery. At Sedna, James has a genuine passion for solving problems, and strives to deliver stellar products for our customers.

Robert Scott
CFO
Robert leads Sedna’s global financial functions. He was previously Global VP Finance at impact.com and worked at Deloitte New York. He is a registered Chartered Accountant.

Cynthia Worley
VP of Strategic Accounts
Cynthia is responsible for Sedna's strategic accounts. She has spent two decades defining, delivering and amplifying disruptive technology across the global commodities supply chain. She has detailed knowledge of digitalisation of trade developed during her tenure with ICE, and helped shape the digital strategy in maritime while at ICE Digital Trade / essDocs, launching the eBill of Lading, eBarge Receipt and eSDS into mainstream use.

Dominique Sivak
SVP of People
Dominique specialises in building cohesive teams, fostering high-performance cultures and driving business transformation through people-centred leadership. Dominique has 10 years of experience in managing teams, with roles including, Head of People at Kano Computing, and Chief People Officer at Zencargo. Dominique’s wealth of experience within people teams, helps drive Sedna’s ability to motivate employees by a shared vision and empowerment of one collective goal - the transformation of maritime communications.

Jacob Koch Blicher
VP Business Development
Jacob is a senior executive leader with over 20 years of expertise in the maritime industry, digital innovation, and organizational transformation. He has held senior executive positions at NORDEN and other top-tier maritime and technology companies. He is driving strategic growth across Europe and the Middle East with a relentless focus on sustainable value creation and global alignment for Sedna. His career spans leadership roles in global shipping, technology development, software, turnaround management, and board roles—where he has consistently led change, united teams, and delivered measurable results.

Molly Grossman
Global Head of Marketing
Molly is responsible for the full scope of Sedna’s marketing organisation - including demand generation, product marketing, communications, design and the business development team. Molly specialises in crafting high performance teams and provides them with the tools for success that consistently produces a predictable and high-quality pipeline. Before joining Sedna, Molly was Manager of Sales Development at Outreach.

Dan Jones
Global Head of Sales
Dan is responsible for new business growth and strategic account expansion. He brings over 12 years of experience in enterprise SaaS and digital transformation. Prior to Sedna, Dan held roles at Outreach and Advanced, where he led complex sales cycles, drove large-scale technology adoption, and built customer-centric go-to-market teams. Dan is known for his coaching-first approach to leadership, developing sales teams that are deeply focused on delivering value and long-term success for customers.

Hana Shiraaz
Chief of Staff
Hana partners with the CEO and Executive Leadership Team at Sedna to drive strategic alignment and execution across the organisation. She is responsible for company-wide planning and works cross-functionally to translate Sedna’s strategic priorities into coordinated action. Prior to Sedna, Hana was a strategy consultant, advising Fortune 500 organisations on GTM strategy and helping leadership teams unlock sustainable revenue growth. She holds a Master’s degree in Management from Imperial College Business School.
