Online Graduate Certificates & Diplomas

Online Graduate Certificates & Diplomas

Graduate certificates and diplomas offer focused postgraduate study for students and professionals who want to develop specialized knowledge without committing immediately to a full master’s degree. They provide a flexible way to deepen expertise in a specific area, build on previous study, or prepare for further graduate education.

Online options are available in TESOL, International Business, and Sustainable Management, with certificate and diploma pathways offering different levels of depth and commitment. Students can choose a shorter, concentrated credential or pursue broader graduate-level study through a diploma.

Explore Our Graduate Certificates & Diplomas

Choose from focused graduate programs across different fields and find the path that best fits your goals.

Akio Morita School of Business

Graduate Certificate in International Business

Build focused knowledge of international business, global markets, and management.

Duration
About 18 weeks, in six-week courses
Tuition
$4,500 · $1,125 per course
Next start
Every six weeks
Format
Two 90-minute live seminars per course
Credits
9 units
Structure
Three courses, studied one at a time

Kisho Kurokawa Green Institute

Graduate Certificate in Sustainable Management

Explore sustainability, responsible business, and contemporary management practice.

Duration
About 18 weeks, in six-week courses
Tuition
$4,350 · $1,125 per course
Next start
Every six weeks
Format
Two 90-minute live seminars per course
Credits
9 units
Structure
Three courses, studied one at a time

Graduate School of Education

Graduate Certificate in TESOL

Develop focused knowledge of language teaching, TESOL methodology, and classroom practice.

Duration
About 20 weeks, in nine-week courses
Tuition
$4,675 · $2,000 per course
Next start
Every 10 weeks
Format
Weekly 90-minute live webcam class
Credits
8 units
Structure
Two courses, studied one at a time

Akio Morita School of Business

Graduate Diploma in International Business

Deepen your understanding of international business, global markets, and management.

Duration
About 9 months, in six-week courses
Tuition
$8,475 · $1,125 per course
Next start
Every six weeks
Format
Two 90-minute live seminars per course
Credits
18 units
Structure
Six courses, studied one at a time

Kisho Kurokawa Green Institute

Graduate Diploma in Sustainable Management

Build deeper knowledge of sustainability, responsible business, and organizational practice.

Duration
About 9 months, in six-week courses
Tuition
$8,525 · $1,125 per course
Next start
Every six weeks
Format
Two 90-minute live seminars per course
Credits
18 units
Structure
Six courses, studied one at a time

Graduate School of Education

Graduate Diploma in TESOL

Advance your knowledge of English language teaching through extended graduate-level study.

Duration
About 60 weeks, in nine-week courses
Tuition
$13,675 · $2,000 per course
Next start
Every 10 weeks
Format
Weekly 90-minute live webcam class
Credits
24 units
Structure
Six courses, studied one at a time

Compare Graduate Certificates & Diplomas

See graduate certificate and diploma programs side by side and find the option that best matches your goals.

Program Level Duration Credits Entry requirement Tuition
Graduate Certificate in International Business Graduate Certificate About 18 weeks 9 units A bachelor’s degree from an accredited institution $4,500
Graduate Certificate in Sustainable Management Graduate Certificate About 18 weeks 9 units A bachelor’s degree from an accredited institution $4,350
Graduate Certificate in TESOL Graduate Certificate About 20 weeks 8 units A bachelor’s degree from an accredited institution $4,675
Graduate Diploma in International Business Graduate Diploma About 9 months 18 units A bachelor’s degree from an accredited institution $8,475
Graduate Diploma in Sustainable Management Graduate Diploma About 9 months 18 units A bachelor’s degree from an accredited institution $8,525
Graduate Diploma in TESOL Graduate Diploma About 60 weeks 24 units A bachelor’s degree from an accredited institution $13,675

100%

of graduate school professors hold doctoral or terminal degrees from accredited universities

99%

student satisfaction rate, 2025 program average

101

countries have been home to AU students

Accredited

by the Distance Education Accrediting Commission

Meet Our Faculty

Learn from experienced academics and professionals who bring subject expertise, research, and real-world perspective into the classroom.

Robert Robertson, Ph.D.

Robert Robertson, Ph.D.

Dean of the Akio Morita School of Business. Earned his Ph.D. in Management and Organization from the University of Stirling and completed executive education at MIT Sloan.
Kwok Shum, Ph.D.

Kwok Shum, Ph.D.

Director of the Kisho Kurokawa Green Institute. Earned his Ph.D. in Management and an M.S. in Engineering from Stanford University.
David Nunan, Ph.D.

David Nunan, Ph.D.

Director of the David Nunan TESOL Institute and designer of Anaheim University’s MA in TESOL. Internationally recognized linguist and former President of TESOL International Association.

Find the Right Level of Study

Explore study options at every level, from undergraduate certificates to doctoral degrees.

Talk to a Graduate Program Advisor

Not sure which Graduate Certificate or Graduate Diploma is right for you? Speak with an advisor to discuss your goals, compare program options, and understand which path may be the best fit for your academic and professional plans.