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Cargo-Green AG 

Sursee · Since 1991

Cellere Bau AG 

Sursee · Since 2016

Cellere Bau AG is a construction company offering road and civil engineering, building-contractor services and structural rehabilitation. It carries out renovations, concrete repair and strengthening works and has executed projects using digital planning methods such as BIM.

CerSus AG 

Sursee · Since 2015

The core activity of CerSus AG is the development, realization and marketing of real estate and construction projects. This includes, in particular, site assessment, location development, planning, real estate marketing, sales, buyer support and property maintenance. The company provides its services primarily in the context of its own promotions, but also on behalf of clients, mainly in Central Switzerland and the surrounding regions.

ChiroSursee AG 

Sursee · Since 2017

The core activity of ChiroSursee AG is the provision of chiropractic services, in particular the treatment of back complaints and other health problems through chiropractic care. The company offers treatments by qualified chiropractors and is part of the healthcare system.

C. Kuster AG 

Sursee · Since 1979

C. Kuster AG provides installation, maintenance and repair services for household appliances and offers property maintenance services. The company delivers brand‑independent advice, emergency/on‑call repairs and keeps spare parts and replacement appliances to support interventions.

Composed GmbH 

Sursee · Since 2023

The core activity of Composed GmbH encompasses three main areas: 1. **Problem-solving**: The company solves problems in the field of computer science. 2. **Software development**: Composed GmbH develops, designs, implements, and operates software. 3. **Training**: The company designs, implements, and provides training, particularly in the field of computer science. Overall, Composed GmbH offers IT services that range from solving computer science problems to developing software and training customers.

conconi.ch GmbH 

Sursee · Since 2017

The company conconi.ch GmbH offers performance diagnostics and training consulting for endurance athletes, particularly in the areas of running and cycling training. The core activities include: conducting performance tests such as Conconi tests, lactate step tests, and bicycle ergometer tests; analyzing and evaluating test results; creating training plans and consulting; bike fitting and nutrition consulting; medical support by a sports physician; and conducting group and individual training sessions. The company caters to endurance athletes such as runners, cyclists, and triathletes, as well as fire departments and other organizations requiring performance tests and training consulting.

Convicta Treuhand AG 

Sursee · Since 2016

Convicta Treuhand AG provides fiduciary and advisory services including accounting, payroll administration, VAT filings, financial statement preparation and audit-related reviews. The firm also offers tax and financial planning, legal advice on corporate and inheritance matters, succession planning, business coaching and administrative outsourcing.

Corpus Care Sursee GmbH 

Sursee · Since 2024

The core activity of Corpus Care is the provision of physiotherapeutic services, particularly in the fields of physiotherapy, craniosacral therapy and etiopathy. The treatments aim to identify and treat the causes of symptoms by holistically integrating the connections between the various subsystems of the body (musculoskeletal system, craniosacral system and viscerofascial system).

COSCOM GmbH 

Sursee · Since 1998

COSCOM GmbH develops the COSCOM ECO-System, a modular software platform for digitalising CNC manufacturing processes; its offerings include tool and DNC/CAM data management, CAD/CAM integration, machine simulation, and consulting and operational services.