Spacewell Leadership
At the heart of Spacewell’s success is a leadership team united by vision, innovation, and a shared commitment to helping organizations work smarter. Our leaders bring together decades of experience across technology, software, finance, operations, people, product, and marketing, each contributing their expertise to accelerate Spacewell’s growth and impact.
From shaping strategy and driving product innovation to building strong teams and delivering value for clients worldwide, they guide Spacewell with purpose and integrity. Guided by a forward-looking mindset, this diverse team is dedicated to turning ambition into action and helping workplaces everywhere thrive in a more connected and intelligent world.
John van Tessel
Chief Executive Officer
John van Tessel is Chief Executive Officer at Spacewell, where he leads the company’s overall strategy and growth. He brings over 20 years of experience in the software and technology industry, with a strong track record in scaling enterprise SaaS businesses and driving ARR growth. Prior to Spacewell, John held senior commercial leadership roles at Accruent, Crystal Blockchain Analytics, and Cenosco. In his role, he focuses on building high-performing global teams and strengthening Spacewell’s market position.
Connect on LinkedInLuc ibens
Chief Financial Officer
Luc Ibens is Chief Financial Officer at Spacewell, where he is responsible for the company’s financial strategy, operational governance, and performance management. He brings extensive experience in finance and operations leadership within the software and technology sector, including long-standing executive roles at SCIA, part of the Nemetschek Group. With a background spanning financial management, business planning, and international operations, Luc supports Spacewell’s growth and strategic objectives with a strong focus on financial discipline and operational excellence.
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Christel van Bortel
Chief Human Resources Officer
Christel van Bortel is Chief Human Resources Officer at Spacewell, where she leads the company’s global people strategy across talent, organization, and culture. With over 15 years of experience in senior HR leadership roles, she brings deep expertise in organizational development, change management, and compensation and benefits. Prior to Spacewell, Christel held group HR leadership positions at Reynaers Aluminium, Van Genechten Packaging, and Plastipak Packaging, supporting complex, international organizations through growth and transformation.
Connect on LinkedInAmmar Mannan
Chief Technology Officer
Ammar Mannan is Chief Technology Officer at Spacewell, where he leads global software engineering, customer support, and AI teams responsible for delivering scalable, secure, and high-quality SaaS products. With over 20 years of experience in software engineering and technology leadership, Ammar brings deep expertise in building and growing globally distributed teams, modernizing cloud-native platforms, and aligning engineering execution with business objectives. Prior to Spacewell, he held senior engineering leadership roles at ValueLabs and NTT DATA, delivering complex enterprise solutions across multiple industries.
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Gilles Ghyssaert
Chief Product Officer
Gilles Ghyssaert is Chief Product Officer at Spacewell, where he leads product strategy and roadmaps across the Workplace, Asset & Maintenance, and Energy platforms. With over a decade at Spacewell, he brings deep cross-functional experience spanning product management, solutions strategy, presales, and customer-facing roles. In his role, Gilles focuses on building cohesive product direction, translating customer needs into scalable solutions, and driving long-term product value across Spacewell’s portfolio.
Annemarie Jongbloed-Lans
Chief Marketing Officer
Annemarie Jongbloed-Lans is Chief Marketing Officer at Spacewell, where she leads the global marketing strategy and brand development. She brings extensive experience in scaling B2B SaaS and technology companies, having held senior marketing leadership roles at Cenosco and Dyflexis. In her role, Annemarie focuses on aligning marketing with commercial growth, building high-performing international teams, and strengthening Spacewell’s positioning in complex, enterprise markets.
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Sjoerd Aalders
Chief Operating Officer
Sjoerd Aalders is Chief Operating Officer at Spacewell, where he oversees Sales Support, Reporting, Professional Services, and supplier management. He brings extensive experience in commercial and operational leadership within real estate and SaaS environments, having held multiple senior roles at Spacewell and previously at Plandatis. In his role, Sjoerd focuses on driving operational excellence, strengthening cross-functional collaboration, and supporting sustainable growth across Spacewell’s solution portfolio.
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