Jeff Lenning

Microsoft Certified Trainer

Award-winning instructor and author of Excel University, Jeff Lenning CPA has helped thousands of accountants work more efficiently with Microsoft Excel. Jeff is a Microsoft Certified Trainer and a Microsoft Certified Excel Expert. He has provided continuing education to CPAs for the past 10 years, and many of his Excel articles have been featured in industry publications such as the Journal of Accountancy and California CPA Magazine.


Jeff began his career in the audit practice at Arthur Andersen. He was a senior financial analyst at Gateway computers and the accounting manager at Interpore Cross International. In 2000, he founded Click Consulting Inc., a technology consulting firm. In 2012, he launched Excel University.

Professional Involvement

He has served in a variety of leadership positions in the California Society of CPAs, including president of the CalCPA OCLB Chapter, chair of the CalCPA State Technology Committee, chair of the CalCPA OCLB Chapter Technology Committee, board member of the CalCPA OCLB Chapter, and a CalCPA Council Member.

He provides Excel training to Fortune 500 companies and is an instructor for the AICPA, the California CPA Education Foundation, and other organizations. A Microsoft Office Certified Excel Expert, he is a nationally recognized speaker and Microsoft Certified Trainer. He was recently recognized with the California CPA Education Foundation’s Award for Instructor Excellence.

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