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ISEP Diploma in Sustainable Business Practice

The ISEP Diploma in Sustainable Business Practice, formerly known as IEMA, is the most comprehensive business-centred course in sustainability. It will give you the necessary knowledge and skills to lead your organisation towards entry into the low-carbon economy.

The ISEP Diploma course, together with appropriate experience and CPD-accredited activity, will equip you to apply for Full Membership of ISEP (MISEP) and Chartered Environmentalist (CEnv). NB: A complete application form and peer review always applies.

The Diploma will benefit managers, advisers, consultants and others with a specialist environmental or sustainability role, who wish to build their strategic knowledge and skills. It addresses a wide range of environmental and sustainability issues and topics, including environmental and social risk identification, strategies for improving performance and personal effectiveness to instigate and lead change.

The Classroom course is hosted in Leamington Spa. The next course take place: 

Week 1: 02-06 March 2026
Week 2: 08-12 June 2026
Week 3: 21- 25 Sept 2026

Did you know? At Astutis, our course prices include everything: from the training itself, the first sitting of assessments and your certification. We provide an all-inclusive training package with no hidden costs, just real value!

ISEP, formerly known as IEMA, rebranded. Learn more about the rebrand and how it affects you here.

Duration

120 hours (15-days)

Entry Requirements

Membership of ISEP at Associate or Affiliate level as a minimum

Learning options:

2
  • Classroom  Icon

    Classroom Learning

    In-person, tutor-led learning in a classroom setting.


    • Study with fellow professionals
    • Lunch and refreshments included
    • Physical course notes and workbooks
    • Exams included

  • On-Site Icon

    On-Site Learning

    Train together in a collaborative, face-to-face or virtual classroom setting with off-the-shelf or customised courses


    • Perfect balance of flexibility and cost effectiveness
    • Choose from Classroom or Virtual learning
    • Designated Account Manager
    • Exclusive corporate rates

ISEP Diploma Course Key Features

Interested in the details? Download the course overview.

Download Course Pack

The ISEP Diploma in Sustainable Business Practice course is a professional-qualification approximately equivalent to Masters Degree level (level 7)

Successful learners will be able to use the DipSBP suffix after their name.

• Equips you with knowledge and skills towards your MISEP and CEnv application.
• Module based so it is easy for you to organise work/life/ coursework.
• Extensive resources to support you.
• Includes appropriate practical exercises/interactive case studies.

The programme enables delegates to gain the knowledge needed to progress to full membership of ISEP, (MISEP) and Chartered Environmentalist status (CEnv). It is delivered in three one-week modules.

Assessments

  • The assessment of the Diploma consists of:
    • Assessment of work group through a group presentation in the last day of each module, 10% of the module mark 
    • Written assignment for each module individually, 90% of the module mark

Course Length

  • Classroom/Virtual: 15 days, delivered as 3 split weeks (3 x 1 week)

  • To have completed the Associate Certificate in Environmental Management course or have the equivalent level of knowledge and experience of environment and sustainability issues.
  • Membership of ISEP at Associate or Affiliate level as a minimum.
  • Language, literacy and numeracy skills must be sufficient to complete the course.

The assessment of the Diploma consists of:

  • Assessment of work group through a group presentation in the last day of each module, 10% of the module mark 
  • Written assignment for each module individually, 90% of the module mark. The assignments are submitted within 8-weeks of the end of the each taught module. It is expected that the assignment should be based on approximately 40-hours of independent learning.
Before starting your ISEP Diploma course, formerly known as IEMA, ISEP recommends:
  • To have completed the Associate Certificate in Environmental Management course or have the equivalent level of knowledge and experience of environment and sustainability issues.
  • Membership of ISEP at Associate or Affiliate level as a minimum.
Language, literacy, and numeracy skills must be sufficient to complete the course
Each ISEP Diploma module is assessed via a workplace-based assignment, giving learners the opportunity to combine work and study directly, as the assignments will be of benefit to employers.

The assessment of the ISEP Diploma consists of:
  • An assessment of work group through a group presentation in the last day of each module, 10% of the module mark.  
  • A written assignment for each module individually, 90% of the module mark.
The assignments are submitted within eight weeks of the end of each taught module. It is expected that the assignment should be based on approximately 40 hours of independent learning.
Prospective candidates should be aware that the ISEP Diploma in Sustainable Business Practice is a professional-level qualification approximately equivalent to Master's degree level (Level 7).
IEMA rebranded to ISEP, the Institute of Sustainability and Environmental Professionals. The purpose of the rebrand is to better reflect ISEP's broader focus across the sustainability sector.

Post-nominals will shift to AISEP, PISEP and MISEP, while course titles will be updated to match the new brand, with no changes to content.

Certificates issued after 8 January 2025 will carry the ISEP branding and earlier certificates remain valid. We'll continue to share updates as they're confirmed. For the latest updates, you can read more here.
Workplace Training

ISEP Diploma in Sustainable Business Practice

Develop your people for a better organisation.

By applying the knowledge and skills gained from the ISEP Diploma in Sustainable Business Practice qualification, you will be able to contribute to maintaining a sustainable workplace. 

Our training has been tried and tested by 100,000 health and safety, environmental professionals. We offer a range of learning options, including virtual classroom, online and on-site classroom courses delivered at premises of your choice on a day of your choice.

Benefits Of Staff Training At Your Organisation

Cost and time saving benefits for larger number of staff.
Your own dedicated account manager to organise all aspects of your training.
Relevant training for your staff can be tailored to company requests.
Choice and convenience of training delivery options to suit your staff.

Whats The Best Way For My Staff To Learn?

Dependent on staff availability, location, budget and your company needs, choose from the options:

IOSH MS Online - Our interactive and multimedia rich courses for staff to fit in around their commitments

Online - Our interactive and multimedia rich courses for staff to fit in around their commitments

Classroom - Expert tutor-led delivery, hosted in a professional training environment across 6-sites within the UK. Alternatively Classroom training can be delivered On-Site at your premises for multiple learners.

Virtual - The Virtual Learning Academy is the most modern approach to delivering live-online training without the need to travel

Workplace Training
CONSULTATION SERVICE

Helping You To Train Your Staff

Independent and practical consultancy support provided by our Chartered Health and Safety, and Environmental practitioners.

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