The best GSA for all companies
in the Travel and Hospitality Industry
ITSC stands for International Travel Support Center and is a well-known Global Sales Agency (GSA) in the European Travel Industry. ITSC has presence in the Netherlands, Belgium, Luxembourg, Germany, Switzerland and the UK. With a team of strong sales professionals, ITSC represents high quality companies including Marriott Hotels International and Hertz Rent A Car. The focus of ITSC’s associates is to provide sales development, account management and to grow loyalty and revenue. All account managers have a strong knowledge about the travel industry and intermediary market and have a wide sales network. Choosing for ITSC means choosing for commitment, dedication and revenue streams.
We are looking forward to be your partner in Travel!
Our focus areas
Pleased to meet you
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Frank Classen -
Bauke Boogers -
Stephanie Maxein -
Maarten Pijpers -
Robbert-Jan van Zelst -
Debbie Hendriks -
Kelly Doherty -
Katinka Ros -
Pavel Yarema -
Madelon van Overbeek -
Romy van Rooijen -
Basil Lotens -
Dave Kroet
Success is a journey, not a destination. Let's travel together!
If you'd like to learn more about ITSC, the associates and the opportunities... be invited to give us a call.
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Frank Classen
Managing Director International Travel Support Center
Being a sailor Frank is always finding a way to adjust the sails in order to move forward. Together with the team, he has been able to realize year-on-year growth for the partners of ITSC. Frank has experience in hopitality, aviation, transport, online and paymentsolutions. Frank leads the ITSC team with a strategic focus and offers a solid base for associates to grow and to accelerate.
With a Bachelor in Economics and a Commercial Director career at Renaissance Hotels and Hertz Rent A Car, Frank has the power and the knowledge to lead the ITSC boat on wild oceans and calm seas.
With a Bachelor in Economics and a Commercial Director career at Renaissance Hotels and Hertz Rent A Car, Frank has the power and the knowledge to lead the ITSC boat on wild oceans and calm seas.
Bauke Boogers
Global Account Director
Already at high school Bauke knew she wanted to work in a dynamic environment with a good mix of sales and travelling. After graduating in tourism management she built up experience in the airline industry before moving into hospitality. Bauke started at ITSC in '98, having the ideal sales role in mind. Nowadays she is managing the Marriott Account at ITSC with a great enthusiasm and passion. When celebrating 15 years with ITSC she felt like it was only the start of so many great years to come. Bauke developed strategic relationships with the key buyers in primary buying locations with the purpose of mapping all revenue streams to grow share and drive revenue and roomnights for Marriott International.
Stephanie Maxein
Senior Director of Strategy & Business Development
Stephanie has a wide experience in the travel industry and has worked in various segments such as Tour Operating, DMC business, Travel Management Companies, Hotel and Car Rental. Since 2007 Stephanie started her career at ITSC and is leading the Global sales team for Hertz in the Benelux, Germany, Switzerland and the UK market for many years now. With her German roots Stephanie is precisely in her work, has the continuous ambition to further develop and to make sure business is growing year-on-year. Passion and Dedication for what she does is a key element of Stephanie, which is the perfect combination with her strong commercial drive.
Maarten Pijpers
Director of Sales & Account Management GSA
Maarten Pieter Pijpers is a real sales expert with more than 12 years of experience in different sales areas. Maarten is managing and supporting the Hertz Car Rental team, for the business and leisure travel segments via major Travel Management Companies, Tour Operators and Online Partners, focusing on revenue growth, building and maintaining strong customer relationships and getting the most ideal product from our customer Hertz to sell in the markets. Maarten is very ambitious and sets the standards high. He finds a solution to every problem and doesn’t take no for an answer.
Robbert-Jan van Zelst
Global Account Director
On June 1st 2016 Robbert-Jan has started in the Global Account Manager role at ITSC, representing Marriott Hotels International for the Corporate Accounts in the Benelux market.
Robbert-Jan has proven to be a successful player in the Hotel Sales environment with a 5-year experience at Marriott.
His enthusiasm, drive, loyalty and sense of humor are contributing to the pleasant relationships he has built with both internal and external stakeholders.
" I can’t wait to continue building on existing relationships and to further develop the client portfolio. The professional and going above-and beyond mentality of the ITSC perfectly matches my work ethics and I’m excited to be part of the team and the Marriott Global Sales Organization now".
Robbert-Jan has proven to be a successful player in the Hotel Sales environment with a 5-year experience at Marriott.
His enthusiasm, drive, loyalty and sense of humor are contributing to the pleasant relationships he has built with both internal and external stakeholders.
" I can’t wait to continue building on existing relationships and to further develop the client portfolio. The professional and going above-and beyond mentality of the ITSC perfectly matches my work ethics and I’m excited to be part of the team and the Marriott Global Sales Organization now".
Debbie Hendriks
Account Manager
With a background in the leisure travel market and a wide experience managing key accounts, Debbie is a valuable player in the ITSC field. Debbie manages a large portfolio of Travel Management Companies (TMC’s) and is a travel agent training specialist. Marketing planning, developing TMC incentives, hosting workshops and presentations, organizing educationals and monitoring the bookings of the client portfolio are Debbie’s main strengths and responsibilities.
Kelly Doherty
Sales & Account Manager
With a background in both the hospitality,- and airline industry, Kelly brings a wealth of knowledge to the UK team. Kelly is a people-person who aims to build strong business relations with her clients and industry partners. Kelly manages a large portfolio of Travel Management Companies (TMC’s) and has proven to be successful in this intermediary environment. Marketing planning, developing TMC incentives, hosting workshops and presentations and monitoring the bookings of the client portfolio are Kelly’s key focus area.
Katinka Ros
Sales Support Manager
A sales team needs a solid base and ITSC has found this base in the supporting qualities of Katinka. Organizational skills were developed in the role of wedding planner where Katinka was proven to be immune to stress. In a reservations and banquet sales role Katinka received several Spirit to Serve Awards. At ITSC Katinka supports the team of sales and account managers in a large variety of responsibilities.
Pavel Yarema
Business Analyst
Pavel studied at the Moscow State University where he graduated for his Master's degree, Computational Mathematics and Cybernetics. After graduating Pavel studied at the Erasmus University in Rotterdam for the Master's degree, Business Administration and Management.
A gained success without a solid analytical base is a lucky shot in the eyes of Pavel. He is eager to get the figures right, to have a clear insight in the business mix and to work hand-in-hand with the account managers to provide reporting that supports the overall business opportunities.
A gained success without a solid analytical base is a lucky shot in the eyes of Pavel. He is eager to get the figures right, to have a clear insight in the business mix and to work hand-in-hand with the account managers to provide reporting that supports the overall business opportunities.
Madelon van Overbeek
Sales & Operations Support
As a team member Madelon brings in additional value because of her broad background of experience in Sales & Marketing, especially in the hospitality industry. Madelon is combining her previous gained experience with passion for the Travel Industry. With her commercial and organizational skills Madelon complements our team in supporting Sales & Marketing and Operations.
“I am very proud and excited to be part of ITSC, especially because I experience a very professional, dynamic and inspiring team. It is our shared ambition to excel at customer relationships and to provide the highest possible service to our stakeholders.”
“I am very proud and excited to be part of ITSC, especially because I experience a very professional, dynamic and inspiring team. It is our shared ambition to excel at customer relationships and to provide the highest possible service to our stakeholders.”
Romy van Rooijen
Account Manager
After she finished her Tourism Management study, Romy started her career for one year in the recruitment as an account manager. During this year she developed her sales and communication skills. With a passion for the hospitality industry, she applied for the role Global Account Manager for Marriott International at ITSC. Romy is a true team player and prefers working in a dynamic environment. She manages a large portfolio of Travel Management Companies (TMC’s) and is a travel agent training specialist. Marketing planning, developing TMC incentives, hosting workshops and presentations, organizing educationals and monitoring the bookings of the client portfolio are Romy’s main strengths and responsibilities. She manages her job with a lot of enthusiasm.
Basil Lotens
Global Sales Manager Groups
Basil Lotens is part of our ITSC team in the position of Global Sales Manager, Groups for GSA Benelux at ITSC. In this role, Basil is focussing on identifying and closing group opportunities whilst increasing preference and loyalty to Marriott.
With a bachelor degree in Hotel Management from the Erasmus University College Brussels, Basil started his career as a trainee in 2011 at the Sheraton Brussels Airport Hotel before joining the Starwood Brussels Complex Sales Team . In 2015 Basil moved to Qatar to become a Business Development Manager at the Westin Doha Hotel & Spa. For the past two years Basil has been based in Paris as a Multi-Property Account Manager for the Prince de Galles, a Luxury Collection Hotel & W Paris-Opéra. Basil can be best described as a true sales professional who is driven to uncover new group business and grow group share for our hotels.
With a bachelor degree in Hotel Management from the Erasmus University College Brussels, Basil started his career as a trainee in 2011 at the Sheraton Brussels Airport Hotel before joining the Starwood Brussels Complex Sales Team . In 2015 Basil moved to Qatar to become a Business Development Manager at the Westin Doha Hotel & Spa. For the past two years Basil has been based in Paris as a Multi-Property Account Manager for the Prince de Galles, a Luxury Collection Hotel & W Paris-Opéra. Basil can be best described as a true sales professional who is driven to uncover new group business and grow group share for our hotels.
Dave Kroet
Sales Manager Benelux & Switzerland
“Traveling thousands of miles is better than reading thousands of books."
Already at a young age Dave was triggered by the ideas of traveling in relation to commercial and social activities. After having graduated from the school of tourism, he started working at the sales department in the tour operator business for some years, where he got the chance to explore the world. A senior account management role in the corporate hotel industry as well as in the international visa branche became his next steps for a significant number of years. With his broad experience, Dave has both the corporate and leisure travel sector well in scope.
His main forcus at ITSC will be the launch, implementation and commercial development of HCorpo in the Benelux and Switzerland. By using his experience, drive, network, commercial skills ánd sense of humor Dave adds value to the team.
Already at a young age Dave was triggered by the ideas of traveling in relation to commercial and social activities. After having graduated from the school of tourism, he started working at the sales department in the tour operator business for some years, where he got the chance to explore the world. A senior account management role in the corporate hotel industry as well as in the international visa branche became his next steps for a significant number of years. With his broad experience, Dave has both the corporate and leisure travel sector well in scope.
His main forcus at ITSC will be the launch, implementation and commercial development of HCorpo in the Benelux and Switzerland. By using his experience, drive, network, commercial skills ánd sense of humor Dave adds value to the team.