Tenex Greenhouse Ventures is a venture capital firm focused on early-stage investments in the United States. The firm primarily participates in Series A and Series B funding rounds, supporting companies in their growth phases. While specific investment sizes are not disclosed, their involvement in these rounds suggests a commitment to providing substantial capital to promising startups.

Notable portfolio companies include Artielle ImmunoTherapeutics and Trinity Biosystems, which have raised $11 million and $22.5 million respectively. Tenex Greenhouse Ventures likely offers strategic guidance and industry connections to its portfolio companies, leveraging its experience in the venture capital ecosystem to help drive growth and success for its investments.