What they achieved
Nina Vaca founded Pinnacle Group, a workforce-solutions and IT staffing firm that became the largest Hispanic-owned company of its kind in North America, serving more than a fifth of the Fortune 100 and reaching around $1 billion in revenue.
The founding story
Born in Quito, Ecuador, the third of six children, Vaca immigrated to the United States and grew up helping in her family's small businesses. In 1996, at 24, she started Pinnacle Group from a one-bedroom apartment with roughly $300, placing technology professionals with corporate clients. She scaled it by winning enterprise contracts that needed reliable, compliant staffing partners.
Overview
Over nearly three decades Pinnacle expanded across IT staffing and broader workforce solutions, growing to about $1 billion in gross revenue and consistently ranking among the largest US IT staffing providers. In 2024 the company launched its PTR Global brand. Vaca is also a prominent voice for Latino entrepreneurship and served on national business councils.
Analysis
Staffing is an unglamorous, low-margin, relationship-driven business, and Vaca's edge was operational reliability and access to large corporate buyers, helped by minority-owned supplier programs that value diverse vendors. She turned a bootstrap start into scale through disciplined execution rather than venture capital.
What they did well
She self-funded and grew organically, built trust with Fortune 100 procurement teams, and leveraged her diverse-supplier status without letting it substitute for performance. She reinvested and stayed in control of the company.
What it means for you
Unsexy service businesses can reach nine figures without outside funding if you deliver reliability at scale. Understand your buyers' procurement needs, and treat any structural advantage as a door-opener you must back with real execution.
Caveats
Vaca's path relied on large-enterprise relationships and supplier-diversity programs that not every founder can access, and services businesses scale through sustained sales grind, not a viral product. Revenue figures for private staffing firms are self-reported and vary year to year, so treat exact numbers as approximate.
Conclusion
Pinnacle shows that a bootstrapped services company can rival funded startups in scale. The lesson is operational excellence and deep buyer alignment, applied patiently over decades rather than through a single breakout moment.