Business Development Manager

We are looking for a Business Development Manager to join the Halldale Group, part of Montgomery Group. Halldale Group specialises in B2B media and international events, serving the global aviation and safety-critical training and simulation community. Through world-class conferences, exhibitions, digital media and editorial content, we connect industry leaders, innovators and decision-makers across Europe, the Americas, the Middle East and Asia Pacific.

Montgomery Group is a well-established, ethical, collaborative and empowering company. We are driven to maximise each and every employee’s potential through empowerment, collaboration and a growth mindset, resulting in high-performing, close-knit teams who genuinely enjoy coming to work. We are performance-led with a strong focus on growth. Importantly, we are purpose-driven, we adhere to our values, and as a family business, we care about the people and communities we serve. At Montgomery, your achievements will be recognised and celebrated.

Our central London, dog-friendly offices are close to the bustle of Oxford Street and Marylebone High Street, with private access to Manchester Square Gardens. Hybrid working is offered with a minimum of four days in the office (Monday to Thursday). Core hours are 9.00am–5.30pm; flexibility outside these hours will be required to meet business needs.

The Role

We are seeking a capable and driven Business Development Manager to support the continued commercial growth of Halldale’s portfolio of international conferences, exhibitions and media products.

You will be responsible for selling exhibition space, sponsorship packages and advertising solutions to both existing and prospective clients across EMEA and APAC. This is a consultative B2B sales role requiring strong relationship management, commercial focus and personal accountability.

Working closely with Marketing, Editorial and Operations, you will contribute directly to the ongoing success and development of our events and media platforms.

Key Responsibilities

• Sell exhibition space, sponsorship opportunities and advertising solutions via telephone, video and face-to-face meetings.
• Manage the full sales cycle from prospecting and lead generation through to negotiation, contracting and payment.
• Develop new business through proactive outreach and qualified inbound leads.
• Build and maintain strong, long-term relationships with clients and partners.
• Maintain accurate and up-to-date records within HubSpot CRM.
• Identify opportunities for up‑selling and cross‑selling across the Halldale portfolio.
• Attend Halldale events and relevant international industry events to represent the business and meet clients.
• Work collaboratively with internal teams to ensure alignment between sales activity and event delivery.

What We Are Looking For

• Proven B2B sales experience, ideally within events, conferences, exhibitions, media or a related sector.
• Knowledge of commercial aviation training markets would be advantageous.
• Performance‑driven, with a clear focus on achieving and exceeding targets.
• Strong communication and negotiation skills, confident engaging senior stakeholders.
• Organised and detail‑oriented, with the ability to manage a busy and varied workload.
• A positive, professional team player with a proactive approach.
• Comfortable using CRM systems; HubSpot experience is advantageous.
• Willingness to travel internationally as required.

We are an equal opportunity employer and are committed to diversity. We welcome applications from candidates with disabilities, provided they meet the minimum requirements of the role. Regrettably, the office building is currently not wheelchair accessible.

At Montgomery Group, we recognise that women are less likely than men to apply for a role unless they meet every requirement listed. The criteria above are indicative. If you believe you have the capability and potential to succeed in this position, we would strongly encourage you to apply.

Our Purpose: To serve our world, nurturing relationships and developing opportunities.

Values: Ethically Commercial, Growth Mindset, Embrace Collaboration, Empowerment.

• Company away days
• Cycle to work scheme
• Dog-friendly office
• Enhanced maternity and paternity benefits
• Fundraising matching scheme
• Monthly social events

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