About Bykov Law

Bykov Law Professional Corporation is a small firm in North York, Ontario, run by founding partners Mayya Bykov and Oleksiy Bykov. Both hold a Juris Doctor from Osgoode Hall Law School and an undergraduate degree from York University. The firm's office is on Finch Avenue West, and it practices family law and criminal defence alongside real estate, business law, wills and estates, and notary and commissioner services.

Before opening the firm, Mayya Bykov worked as counsel to Ontario's Ministry of the Attorney General and Ministry of Finance, where the work included a General Anti-Avoidance Rule trial, matters tied to the 2014 Ontario provincial budget, and tobacco litigation, and included prosecuting regulatory offences in Provincial Offences Act courts. Oleksiy Bykov worked at the Crown Attorney's Office prosecuting criminal cases, including major crimes and homicides, and has since appeared in the Ontario Court of Justice, the Superior Court of Justice, and the Ontario Court of Appeal.

The firm serves clients in English, Russian, and Ukrainian, with separate Russian and Ukrainian language pages explaining its services for Toronto's Russian and Ukrainian speaking communities.

Milestones & recognition

  • Founding partners Mayya Bykov and Oleksiy Bykov each earned a Juris Doctor from Osgoode Hall Law School and an undergraduate degree from York University.
  • Mayya Bykov previously served as counsel to Ontario's Ministry of the Attorney General and Ministry of Finance, with work touching a General Anti-Avoidance Rule trial, the 2014 Ontario provincial budget, and tobacco litigation, before moving into private practice.
  • Oleksiy Bykov previously worked at the Crown Attorney's Office, prosecuting criminal cases including major crimes and homicides, and has since litigated in the Ontario Court of Justice, the Superior Court of Justice, and the Ontario Court of Appeal.
  • Oleksiy Bykov is listed with Legal Aid Ontario as certified for criminal, family, and Gladue matters.

In the community

  • The firm publishes a blog covering legal topics such as estate litigation, civil procedure, small claims proceedings, and criminal defence.
  • The firm maintains dedicated Russian and Ukrainian language pages so clients from Toronto's Russian and Ukrainian speaking communities can read about its services in their own language.

Good to know

A person using a wheelchairWheelchair accessible

This firm’s lawyers at a glance

Law schools
Osgoode Hall Law School (2) 2 of 2 lawyers
Languages on the roster
Russian, Ukrainian

The neighbourhood

Bykov Law's office is at 1000 Finch Avenue West, Suite 507, in North York, Ontario. The firm serves clients from Toronto's Russian and Ukrainian speaking communities, with dedicated Russian and Ukrainian language pages describing its services in each language.

Frequently asked questions

Does Bykov Law offer services in Russian or Ukrainian?
Yes. Bykov Law has separate Russian language and Ukrainian language pages describing its services, and Oleksiy Bykov is fluent in both Russian and Ukrainian while Mayya Bykov is fluent in Russian, so clients can discuss their matter in their first language.
I've been charged with domestic assault, can Bykov Law represent me?
Bykov Law handles domestic assault charges and notes that these cases often overlap with family law matters like a separation or divorce, so the firm looks at both the criminal charge and any related family law issues together.
Can Bykov Law help me with a divorce or separation agreement?
Yes, family law is one of the firm's main practice areas, covering divorce, separation agreements, property division, and child and spousal support.
Does Bykov Law handle real estate closings in North York and Toronto?
Yes. The firm acts on residential and commercial real estate purchases and sales, mortgage and refinancing transactions, and title transfers.
Can Bykov Law notarize a document or act as a commissioner of oaths for me?
Yes, the firm's lawyers are certified as both notaries and commissioners and can notarize documents or witness signatures for clients who come into the office.
Where is Bykov Law located and what are its hours?
The firm is at 1000 Finch Avenue West, Suite 507, in North York, and its listed office hours are Monday to Friday, 9 a.m. to 5 p.m.

Where to find them

1000 Finch Ave West, Suite #507, North York, ON M3J 2V5 · 416-519-3259

Similar firms in City of Toronto

BSG LLP

5 lawyers · Est. 2025

BSG LLP (Beshay George Soliman LLP) is a full-service law firm based in North York, serving clients across the York Region and the Greater Toronto Area. Founded in 2025 by Andro George, Kiro Soliman, and Samuel Beshay…

Business & Corporate LawBusiness & Corporate LawFamily LawFamily LawReal Estate LawReal Estate LawWills, Estates & TrustsWills, Estates & Trusts

USA CA Lawyer

2 lawyers

USA CA Lawyer is a Toronto-based general practice firm founded by Sunny Wu, who is dual-licensed in Ontario and New York. The firm handles civil litigation, wills and estates, criminal defence, real estate, family law…

Business & Corporate LawBusiness & Corporate LawWills, Estates & TrustsWills, Estates & TrustsCriminal DefenceCriminal DefenceFamily LawFamily Law

Weltman, Bernstein

2 lawyers

Weltman, Bernstein is a Toronto real estate and wills and estates firm operating out of North York. The firm offers free initial consultations and practises across personal injury, corporate, criminal, family, and not…

Real Estate LawReal Estate LawWills, Estates & TrustsWills, Estates & TrustsPersonal InjuryPersonal InjuryBusiness & Corporate LawBusiness & Corporate Law

Listing compiled from the firm’s public website in August 2026. Verify licence status in the Law Society of Ontario directory ↗