Family · speciality monitor

Children & Custody: lateral monitor

Lawyers whose work centers on Children & Custody and who changed firm over the last 12 months, set against the Family practice and the market.

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01 The numbers

The last 12 months: November 2025 to October 2026

49
Lateral moves, 12 monthsNovember 2025 to October 2026
+8.5%
Year on yearSettled 12-month windows
36.7%
Partner share of moves
26
Firms that hired
02 Reading the data

What the data show

From November 2025 to October 2026, Sartori & Partners recorded 49 lateral moves in Children & Custody. On settled windows the count went from 47 to 51 (+8.5%), a change inside the noise of the two counts, so we read it as flat.

Children & Custody against Family and the market
MeasureHereFamilyMarket
Partner share of moves36.7%43.2%27.7%
Counsel share of moves10.2%10.2%12.7%
Associate share of moves53.1%46.6%58.5%
Moved up a level18.4%20.5%12.9%
Changed city22.2%27.1%20.5%
Hired by firms of 1,000+ lawyers (three years)5.1%8.3%52.5%
Year on yearflat (+8.5%)flat (+22.4%)rose (+9.0%)

12 months to October 2026 unless the row says three years; a row switches to three years for every column when this page's 12-month value is not published. A dash is a value we do not publish. Flat means a change under 5% or inside the noise of the two counts.

Against the Family practice as a whole, the widest gap is the partner share, which is lower here: 36.7% against 43.2%. Year on year it moved with the Family practice as a whole: both flat.

Children & Custody: lateral moves by year

2026 runs to October.

Over the three years to October 2026, 145 lawyers moved in Children & Custody, 48 of them partners (33.1%). They joined 62 different firms. 13.8% stepped up a level on the move and 28.2% changed city, against 12.3% and 21.6% across the market over the same three years. 39.1% came from firms with 400-999 lawyers.

At 36.7%, the partner share of arrivals sits above the market's 27.7%. A step up in title came with 18.4% of moves (market 12.9%).

The 12-month firm table is below our naming threshold, so this part reads the three years to October 2026. Lateral hires in Children & Custody were spread across 62 firms. The ten firms at the head of the hiring table took 47.6% of arrivals (12.2% market-wide), so hiring here is concentrated. Keystone Law ranks first by lateral arrivals, in the 11-20 band.

City figures here cover the three years to October 2026. London ranks first among destination cities with 18.6% of arrivals. 22.2% of movers also changed city, against 20.5% market-wide.

With volume in Children & Custody holding level, a hire depends on a specific reason to move, which a firm has to put in front of the candidate.

03 Firms

Firms by rank and band

Each firm appears as a rank and a band, never an exact count, and only with at least 10 moves in the window.

Firms ranked by lateral arrivals, three years to October 2026
RankFirmMoves (band)
1Keystone Law11-20
2Knights11-20
3Obermayer Rebmann Maxwell & Hippel6-10
4Irwin Mitchell6-10
5Mills & Reeve6-10
6Birketts3-5
7Penningtons Manches Cooper3-5
8Mishcon de Reya3-5
9Withers Worldwide3-5
10Blank Rome3-5
Firms ranked by partner arrivals, three years to October 2026
RankFirmMoves (band)
1Keystone Law6-10
2Knights6-10
3Birketts3-5
4Mills & Reeve3-5
04 Demand

Deals in Children & Custody

Sartori & Partners data count 24 dated deals in Children & Custody in the 12 months to October 2026 and 80 over the three years to October 2026.

Disputes & investigations work is involved in 90.0% of them.

By client industry, Individuals & Consumers comes first with 46.2%.

Duncan Lewis Solicitors ranks first among advising firms over the period, in the 6-10 band.

Advising firms ranked by deals, three years to October 2026
RankFirmDeals (band)
1Duncan Lewis Solicitors6-10
2Charles Russell Speechlys3-5
3Weightmans3-5
4Paul, Weiss, Rifkind, Wharton & Garrison3-5
5Irwin Mitchell3-5
6Hill Dickinson3-5
05 Promotions

Time to partner in Children & Custody

21 lawyers were promoted to partner in Children & Custody in the 12 months to May 2026, 80 over five years, according to Sartori & Partners data.

The median time from first year of practice to partner is 12.0 years, with the middle half between 10.0 years and 15.8 years, against a market median of 10.0 years. 52.6% made partner within 12 years.

These figures rest on 38 promotions.

Years from first year of practice to partner
06 Explore

Related monitors and reports

Hiring in this market

Edition November 2026. Window: November 2025 to October 2026. Source: Sartori & Partners, from public law-firm announcements, firm websites and professional profiles, checked monthly. Methodology. Spot an error? [email protected].

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