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Thelan is a professional services firm whose project management consultancy practice – with core competencies in Strategy, Planning, and Implementation – is at the center of its service offerings. At Thelan, high-performing, well-trained consultants help clients achieve their objectives by providing personalized service defined by consistent quality.

Thelan Questions

The Thelan annual revenue was $3 million in 2026.

10 people are employed at Thelan.

Thelan is based in Washington, District of Columbia.

The NAICS codes for Thelan are [54161, 541, 541611, 54, 5416].

The SIC codes for Thelan are [874, 87].

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