TA Associates invests in OneSource Virtual

● GROWTH | IT SERVICES · Systems Integration & Implementation

JANUARY 7, 2026

TA Associates invests in OneSource Virtual

TARGET

OneSource Virtual delivers patented in-tenant technology and expert services automating Workday payroll, taxes, payments, and benefits for over 1,000 enterprise customers.

Ownership	PE-backed · Technology Crossover Ventures (TCV), Halyard Capital
Capital raised	$171M
Headcount	902 FTEs
Headquarters	Dallas, Texas
Leadership	John Bax, Chief Executive Officer
Sell-side advisor	—

INVESTOR

TA Associates

Boston-based growth equity and buyout firm

Headquarters	Boston, Massachusetts
Deal team	Roy Burns, Managing Director Harry Taylor, Managing Director
Buy-side advisor	—

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TA Associates -> OneSource Virtual  (2026-09-18)
growth_investment | IT Services | announced
Target: OneSource Virtual delivers patented in-tenant technology and expert services automating Workday payroll, taxes, payments, and benefits for over 1,000 enterprise customers.
Website: onesourcevirtual.com | Buyer site: ta.com
HQ: Dallas, Texas | Ownership: pe-backed
Advisors - not yet credited
Source: Thematic - https://thematichq.com/software/d/ta-associates-onesource-virtual.html

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