PWP’s Acquisition of Gleacher Shacklock
By Alex Cou, Samantha Lee, Charlotte Wu, Kevin Chuang, and Sophia Fang (National Taiwan University); Dhruv Kalsi, Sathvik Vikram, Tanishi Desai, Max Glazner, and Daksh Shah (Indiana University)
Photo: Luca Bravo (Unsplash)
Overview of the deal
Acquirer: Perella Weinberg Partners (NASDAQ: PWP)
Target: Gleacher Shacklock LLP
Implied Equity Value: Not disclosed
Total Transaction Size: Not disclosed (all-stock consideration)
Announced date: 13 April 2026
Expected close date: H2 2026
Target advisor: Houlihan Lokey (Financial)
Acquirer advisor: Mayer Brown (Legal)
On 13 April 2026, Perella Weinberg Partners announced a definitive agreement to acquire Gleacher Shacklock, a London-based independent advisory firm founded in 2003. Neither side disclosed a price, but PWP's filing does lay out the structure, which is all stock. The firm will issue 1,127,529 shares of Class A common stock at close and another 2,255,058 shares spread over three annual tranches, alongside a contingent piece tied to fees from specific client engagements that can also be settled partly in shares. The fixed portions come to roughly 3.4 million shares, and against where PWP was trading around the announcement, that puts the headline number somewhere around $60 to $70 million before any contingent payout. The deal is expected to close in the second half of 2026, pending regulatory approval and the usual closing conditions.
How the shares get paid out matters more than the number itself. PWP is buying a team of around 30 advisory professionals, so the value of the target walks out of the building every evening. Paying two-thirds of the equity over three years, and tying part of the rest to fees actually collected, keeps the senior bankers around through the integration. Gleacher Shacklock advises corporates, sovereign wealth funds and institutions across M&A, defence advisory and capital markets advisory, with most of its clients based in the UK and Europe. Tim Shacklock stays on as chairman and Dominic Lee is chief executive.
Strategically, the deal is about scale in a market where PWP has been present but thin. The UK is the largest advisory market in Europe, and PWP has had a London office since it was founded, now in its 20th year. Adding an established UK franchise lets the firm offer senior-led coverage across M&A, capital markets and restructuring on both sides of the Atlantic, which is where cross-border activity between the UK, Europe and North America has been heading.
The timing is worth flagging. PWP reported Q1 2026 revenue down about 30% year on year to roughly $149 million, short of what analysts expected, and in late May cut close to 10% of its workforce, including around a dozen partners in areas that had been underperforming. Management also pointed to a two-year high in announced and pending backlog over the same period. So the firm is cutting back where returns have lagged and paying up in stock where it thinks it can win work, rather than growing everywhere at once.
The bigger picture is that independent advisory firms are consolidating in Europe. Boutiques like Evercore, Moelis, Centerview, Lazard and Rothschild are chasing the same UK mandates, and buying an established name with two decades of client relationships is faster and cheaper than hiring managing directors one at a time. Overall, this is a talent and relationship acquisition dressed up as an M&A deal, meant to give PWP a real UK franchise ahead of a pickup in cross-border activity.
Company Details (Acquirer - Perella Weinberg Partners)
Perella Weinberg is a highly regarded leading global independent advisory firm that is renowned for providing both strategic and financial advice to a diverse range of clients, including corporations, financial sponsors, governments, and sovereign wealth funds. The firm’s services include mergers and acquisitions, restructuring, capital markets advisory, and other financial transactions which rely on sector specific expertise across energy, healthcare, technology, and financial institutions. Perella Weinberg generates revenue primarily through advisory and success fees paid by clients for completed transactions.
Founded: 2006
Headquartered: New York, USA
CEO: Andrew Bednar
Number of employees: 736
Market Cap: $1.18B (as of 28/07/2026)
EV: $1.28B
LTM Revenue: $688,000,000
LTM EBITDA: $68,840,000
LTM EV/Revenue: 1.56x
LTM EV/EBITDA: 51.83x
Recent Transactions: Acquisition of Devon Park Advisors (Q4 2025)
Company Details (Target - Gleacher Shacklock)
Gleacher Shacklock is a UK-based independent investment banking advisory firm specializing in mergers & acquisitions, strategic financial advisory, defense advisory, capital markets advisory, and restructuring. The firm advises corporates, private equity sponsors, sovereign wealth funds, and financial institutions, with a primary focus on the United Kingdom and broader European market. Unlike full-service investment banks, Gleacher Shacklock operates as an advisory-only boutique, generating revenue primarily from transaction-based advisory fees.
Founded: 2003
Headquartered: London, England, United Kingdom
CEO: Dominic Lee
Number of employees: ~50
Market Cap: Not publicly disclosed
EV: Not publicly disclosed
LTM Revenue: Not publicly disclosed
LTM EBITDA: Not publicly disclosed
LTM EV/Revenue: Not publicly disclosed
LTM EV/EBITDA: Not publicly disclosed
Projections and Assumptions
Short-Term Consequences
Perella Weinberg is funding the deal with 1,127,529 shares of Class A common stock, which creates immediate share dilution upon issuance and a slight drop in earnings per share. Existing shareholders see their claims on earnings, dividends, and voting power shrink proportionally. As a result, the first year is likely to look weaker for investors than the longer-term outcome the deal is designed to produce, since the dilution is immediate while some of the benefits take time to materialize. After a lower than expected EPS in Q1, not every investor will favor this.
The transaction is expected to close in the second half of 2026, subject to regulatory approval and customary closing conditions. If it proceeds as planned, the expanded presence in the UK market would be almost immediate, strengthening cross-border dealmaking capabilities and integrating senior advisory teams with deep technical knowledge of the UK and EU markets. Acquiring an established platform also allows Perella Weinberg to combine long-standing local client relationships under one roof.
Perella Weinberg has operated an active London advisory office for nearly two decades, completing major European and cross-border transactions well before pursuing Gleacher Shacklock in 2026 to further scale its local footprint. Moving from a modest presence to genuine scale supports faster execution, a larger base of senior bankers, and stronger credibility, which together translate into more client relationships and fewer deals left on the table. Gleacher Shacklock enables this through its senior-led focus and reputation for the depth and duration of its client relationships.
Long-Term Upsides
Prior to the transaction, Gleacher operated from a single London office and has historically been able to serve only one side of transatlantic transactions, ceding the other half to bulge-bracket banks; PWP's global footprint closes that gap, and cross-border mandates inherently carry a complexity premium in fees. More importantly, with deal value continuing to concentrate in megadeals while mid-market volumes only normalise gradually, a thirty-person boutique realistically struggles to win a seat on $10bn+ cross-border mandates; but the same client relationships, once plugged into a platform capable of underwriting megadeals, gain access to a materially higher tier of fees. This is precisely why PWP acted at its own cyclical trough.
Cross-sell then amplifies the effect in both directions: PWP pushes restructuring, energy and secondaries into Gleacher's UK corporate and sovereign wealth fund client base, while Gleacher pushes UK defence advisory into PWP's. That line is particularly valuable, because Takeover Code expertise is deeply localised and cannot be replicated by parachuting in a few New York bankers, and the stronger transatlantic buyer appetite becomes, the more defence mandates arise, smoothing an otherwise volatile revenue structure. Over a longer horizon the recruitment flywheel matters most: a higher UK league table standing lifts brand credibility, lowers the cost of hiring senior London bankers, deepens coverage density, and pushes rankings higher again.
Risks and Uncertainties
Several factors warrant caution. First, financial terms of the acquisition were not disclosed, making it impossible to assess whether the purchase price is justified relative to Gleacher Shacklock's revenue and profitability, or whether adequate retention mechanisms exist for its partners. Second, the transaction remains subject to regulatory approval and customary closing conditions, targeted to close in the second half of 2026, so completion is not yet certain. Third, the deal was announced against a difficult backdrop for Perella Weinberg: first-quarter 2026 revenue fell 30% year-over-year to $148.9 million, with a GAAP pre-tax loss of $11 million.
Roughly six weeks after the announcement, PWP disclosed a workforce reduction of nearly 10%, including about a dozen partners, to reallocate resources toward higher-performing units. Announcing an acquisition and a significant layoff within the same quarter raises questions about resource allocation and could affect morale during integration. Finally, Gleacher Shacklock is a partnership-culture boutique of roughly 30 advisory professionals being absorbed into a global platform of about 700 employees, creating a scale mismatch that may test whether its senior-led, relationship-intensive service model survives integration intact.
“Perella Weinberg’s global reach and industry expertise will allow us to bring meaningfully more to our clients together, particularly as cross-border activity continues to accelerate. The ability to offer genuinely integrated, senior-led advice on both sides of the Atlantic - across M&A, capital markets, and restructuring - is something that our clients have long asked for, and something we can now deliver.” - (Dominic Lee, Chief Executive Officer of Gleacher Shacklock)