QuestMark Partners is an expansion-stage venture capital firm based in Baltimore, Maryland, with over 18 years of experience, four funds, and more than 60 investments. The firm focuses on investing in exceptional management teams building market-leading or market-creating companies. QuestMark has a track record of supporting companies across various sectors, including enterprise software, cloud software, mobile software, tech-enabled business services, security, financial technology, consumer internet, and healthcare IT.

Their investment strategy typically involves initial investments ranging from $5 to $15 million, with the capacity to invest up to $25 to $30 million in appropriate situations. QuestMark often leads financings but is also open to co-investing alongside growth-oriented partners. The firm emphasizes building strong relationships with management teams and investors well ahead of fundraising events to establish trust and alignment.

Their approach is active and collaborative, aiming to deliver significant value to portfolio companies and support them in achieving long-term standalone success.