Sixth Street Growth invests in Wealthbox

SEPTEMBER 6, 2026

Sixth Street Growth invests in Wealthbox (Frontier Growth)

TARGET

Client relationship management and workflow automation software purpose-built for independent financial advisors, RIAs, broker-dealers, and wealth management firms.

Deal value	$200M invested
Ownership	VC-backed · Frontier Growth (prior owner); Frontier Growth
Capital raised	$231 million
Headcount	140 FTEs
Headquarters	Providence, Rhode Island
Leadership	John Rourke, CEO and Co-founder
Sell-side advisor	—

INVESTOR

Sixth Street Growth

Growth investing business of global investment firm Sixth Street, focused on mid and late-stage technology companies

Deal team	Michael McGinn Paul Dodd Alex Goodman
Buy-side advisor	—

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Sixth Street Growth -> Wealthbox  (2026-09-18)
growth_investment | FinTech | $200 million invested | announced
Target: Client relationship management and workflow automation software purpose-built for independent financial advisors, RIAs, broker-dealers, and wealth management firms.
Website: wealthbox.com | Buyer site: sixthstreet.com
HQ: Providence, Rhode Island | Ownership: vc-backed | Seller: Frontier Growth
Advisors - not yet credited
Source: Thematic - https://thematichq.com/software/d/sixth-street-growth-wealthbox.html

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