Siasa Congresos S.A.

Founded in 1966, Siasa Congresos S.A. is a Madrid-based agency that provides comprehensive public relations and communications services, with a particular focus on event management and conference organization. The agency serves a diverse clientele, including corporations, professional associations, academic institutions, and government bodies that require meticulous planning and execution of national and international meetings, congresses, and exhibitions. With over five decades of experience, Siasa Congresos S.A. has established itself as a reliable partner for organizations seeking to streamline complex events while maintaining high quality standards.

Core Services and Capabilities

Siasa Congresos S.A. specializes in the full lifecycle of event management, from initial concept to post-event follow-up. The agency’s technical secretary role is central to its offerings, encompassing budget preparation, venue selection, financial tracking, and supplier control. This end-to-end approach ensures that clients can delegate logistical burdens while maintaining oversight through detailed reporting. Additionally, the agency provides audiovisual services, simultaneous translation, and document transcription, which are critical for multilingual conferences and international meetings. Their in-house team of 18 permanent staff includes experts in coordination, graphic design, IT, and audiovisual production, allowing them to handle both creative and technical aspects in-house.

Specialized Offerings and Event Types

Beyond basic event planning, Siasa Congresos S.A. offers a range of specialized services tailored to different event formats. These include commercial exhibitions, social events, cultural events, and conference management. The agency also manages delegate registration, sponsorship management, and hospitality services, ensuring a seamless experience for attendees. For large-scale events, they provide interactive voting systems, simultaneous interpretation, and high-level staff to facilitate meeting facilitation. Their flexibility allows them to scale up with temporary staff possessing specific expertise, such as interpreters or technical support, depending on the event’s needs. This adaptability makes them suitable for both small corporate gatherings and large international congresses.

Location and Reach

Headquartered at 134 Paseo de la Habana in Madrid, Spain, Siasa Congresos S.A. benefits from its central location in one of Europe’s key business hubs. Madrid’s status as a major conference destination, with world-class venues and strong transport links, aligns with the agency’s focus on national and international events. The agency’s long history in the city, since 1966, gives it deep local knowledge and established relationships with venues, suppliers, and service providers across Spain. This local expertise is complemented by their ability to coordinate events abroad, making them a practical choice for organizations with both domestic and global ambitions.

Services at a Glance

• Event planning and design
• Technical secretariat and scientific secretariat
• Budget preparation and financial tracking
• Venue selection and supplier control
• Audiovisual services and simultaneous translation
• Document transcription and interpretation services
• Commercial exhibitions and cultural events
• Registration management and delegate management
• Sponsorship management and hospitality services
• Interactive voting and meeting facilitation
• Digital services and technical support
• Graphic design and printing
• Legal and labor advisory

Siasa Congresos S.A. is a strong fit for organizations that need a seasoned, hands-on partner for complex events, particularly those involving international delegates, multilingual requirements, or high-level coordination. Its team’s breadth of expertise—from audiovisual production to legal advisory—makes it especially useful for associations, universities, and corporations that value a single point of contact for diverse event needs. While not a generalist PR agency, its focus on conferences, exhibitions, and meetings means clients can expect deep specialization in this niche. For any organization planning a significant event in Madrid or beyond, Siasa Congresos S.A. offers a proven track record and a comprehensive suite of services to ensure success.