From Sidley Austin's Washington DC employee directory:
2 lawyers specializing in Global Finance:
https://www.sidley.com/en/us/people/?services=ef6c6b5a-edf3-4d53-980d-8277a119575f&offices=fc546176-a88f-4591-927f-0c297caec727¤tviewid=83e3dcaa-1264-4226-8ee6-380c20e95bea&reload=false&scroll=448
15 lawyers specializing in Banking & Financial Services:
https://www.sidley.com/en/us/people/?services=a49bc775-6804-427c-8b58-1b369d4b44e0&offices=fc546176-a88f-4591-927f-0c297caec727¤tviewid=83e3dcaa-1264-4226-8ee6-380c20e95bea&reload=false&scroll=448
22 (!) specializing in "Government Stragies":
https://www.sidley.com/en/us/people/?services=9cee3828-4b8a-490f-bd83-0258507be289&offices=fc546176-a88f-4591-927f-0c297caec727¤tviewid=83e3dcaa-1264-4226-8ee6-380c20e95bea&reload=false&scroll=560
17 specializing in "International Arbitration"
https://www.sidley.com/en/us/people/?services=19aad1a5-75fb-49a7-86d7-c1efeabcf7bb&offices=fc546176-a88f-4591-927f-0c297caec727¤tviewid=83e3dcaa-1264-4226-8ee6-380c20e95bea&reload=false&scroll=448
33 in "International Trade"
https://www.sidley.com/en/us/people/?services=19aad1a5-75fb-49a7-86d7-c1efeabcf7bb&offices=fc546176-a88f-4591-927f-0c297caec727¤tviewid=83e3dcaa-1264-4226-8ee6-380c20e95bea&reload=false&scroll=448
1 guy who specializes in "Non Profit Institutions"
https://www.sidley.com/en/us/people/?services=9e9b46c1-65da-4d89-ab81-7d61dfdd9571&offices=fc546176-a88f-4591-927f-0c297caec727¤tviewid=83e3dcaa-1264-4226-8ee6-380c20e95bea&reload=false&scroll=560
and a whopping 63 lawyers specializing in "White Collar: Gov't Litigation & Investigations"
https://www.sidley.com/en/us/people/?services=83c93a1d-07b8-4c81-bf10-2ef4fba96941&offices=fc546176-a88f-4591-927f-0c297caec727¤tviewid=83e3dcaa-1264-4226-8ee6-380c20e95bea&reload=false&scroll=448