About Himelfarb Proszanski

Clients rate this firm highly on Google.

HIMPRO is the personal injury division of Himelfarb Proszanski, a firm established in 1998, and it was set up with one goal: helping people put their lives back together after a serious injury. Its lawyers work only on personal injury, disability and insurance law. The parent firm handles a broader mix of needs, including business, corporate commercial, real estate and litigation.

David Himelfarb, the managing partner, earned an LLB from the University of Windsor in 1987 and has a background on both the defence and plaintiff sides. Alex Kluchuk, a partner, is a personal injury and disability lawyer who has spent years acting for people after a serious injury upended their lives.

On the business side, Peter Proszanski brings in-house experience from Coca-Cola Beverages, where the role covered day-to-day legal needs from franchising and leasing to licensing and acquisitions.

HIMPRO is headquartered in Toronto, with offices in Brampton, Oshawa, Hamilton and Kitchener, and it uses virtual consultations and flexible meetings so that people anywhere in Ontario can get representation. Consultations are free, hospital and home visits are available, and the phone line is open 24/7.

Practice areas

Denied disability benefits

HIMPRO helps clients apply for Canada Pension Plan disability benefits and handles CPP disability appeals. Its disability work has included denied claims from Manulife and Sun Life, among other insurers.

Car accidents and brain injuries

After a car accident, the lawyer on the file visits the scene to look for other factors at play and brings in engineers and accident reconstructionists to build the liability case. HIMPRO also has extensive experience litigating brain injury cases.

Train and railway crossing accidents

For train accidents, HIMPRO has extensive experience analyzing railway and grade crossings and has established deficiencies ranging from lighting and gates to signage and the layout of the crossing. Railway specialist engineers and biomechanical engineers help build the case against the railway company at fault.

Civil litigation and trial work

David Himelfarb has extensive civil litigation experience and has appeared at every level of court and tribunal in Ontario, the Ontario Court of Appeal included, as well as the Supreme Court of Canada. Daniel J. Holland takes on trial work as counsel for a number of other law firms.

Our guide: Litigation and Dispute Resolution in Toronto

Plaintiff class actions

Himelfarb Proszanski acts for plaintiffs when one issue has affected many people. Its class actions include a case for residents of 96 Ontario long-term care homes, their families and their estates arising from COVID-19 outbreaks, and a franchise case over how the Tim Hortons advertising and promotions fund was used and administered.

Expropriation and property rights

The real estate group represents owners, businesses, developers and investors when expropriation, an easement, road widening, a transit project or other public infrastructure work cuts into their property rights.

Commercial transactions and financing

Peter Proszanski advises businesses, lenders, developers and institutions on commercial deals, financing, franchise and leasing issues, and strategic legal decisions.

Good to know

A person using a wheelchairWheelchair accessibleA calendar with a checkmark beside a clockBy appointment

Fees & payment

A shield with gold coins, a dollar sign and a checkmark sealContingencyA clipboard with a speech bubble and a no-charge dollar coinFree consultation

How Himelfarb Proszanski works

HIMPRO works solely on contingency, so it's paid only when its clients are. Its Communication Guarantee is a commitment that clients will always know where their case stands, and the firm commits to responding to inquiries within 24 hours. Clients also get help arranging rehabilitation, benefits and the care they'll need over the long term.

To support a claim for benefits and compensation, the firm draws on a large roster of outside professionals, from safety professionals and engineers to private investigators and specialized accountants. Its full-service structure is meant to let it see each matter in context and give connected advice, and clients deal directly with senior lawyers who remain involved from the strategy stage until the matter is resolved.

Reported cases

Decisions where the firm's lawyers appeared as counsel, from public court records. Past cases don't predict future results.

Milestones & recognition

  • Himelfarb Proszanski has been recognized by Best Lawyers and holds Martindale-Hubbell's AV Preeminent rating.
  • David Himelfarb's legal team was granted class counsel status in Whiting v. Menu Foods, the tainted pet food class action, and went on to settle it.
  • In Saharkhiz v. Underwriters, Members of Lloyd's London, the Court of Appeal upheld the motion judge's finding that the firm's client, a taxi driver beaten in an argument over a fare, had suffered catastrophic injuries in an accident as defined by the Statutory Accident Benefits Schedule.

In the community

  • Himelfarb Proszanski set up a patient amenities fund backing the rehab programs for brain and spinal cord injuries at the Toronto Rehabilitation Institute and Cambridge Memorial Hospital.
  • In 2014 the firm was a gold sponsor of the Toronto ABI Network Conference.
  • In December 2014 it sponsored Canadian Tamil Aid's Critical Needs Vanni Charity Gala, held at the Scarborough Convention Centre.
  • It also sponsored the 21st annual Hamilton Health Sciences Advances in ABI and Technology Conference.

Affiliations & connections

This firm’s lawyers at a glance

Called to the bar
1989–2018 · median 15 years in practice 4 of 5 lawyers
Law schools
Osgoode Hall Law School (2), University of Windsor (2), University of Kent 5 of 5 lawyers
Languages on the roster
Portuguese

Offices 6

480 University Avenue, Suite 1401, Toronto ON M5G 1V2

2 County Court Blvd, Suite 400, Brampton ON L6W 3W8

1 Hunter Street East, Ground Floor, Hamilton ON L8N 3W1

22 Frederick Street, 7th Floor, Kitchener ON N2H 6M6

21 Simcoe Street South, Oshawa ON L1H 4G1

Show all 6 offices
Richmond Hill
9225 Leslie Street, Suite 201, Richmond Hill ON L4B 3H6
905-883-8999
See map →

The neighbourhood

The Toronto office is at 480 University Avenue, Suite 1401, in downtown Toronto about 500 metres from Nathan Phillips Square. In 2014, 480 University was an 18-storey office building, with plans to add 37 floors of condominiums above it as part of a tower at the northwest corner of University Avenue and Dundas Street. St. Patrick subway station is right at that corner.

Frequently asked questions

My disability benefits were cut off. Can Himelfarb Proszanski ask a judge to keep the payments coming until trial?
Yes. Himelfarb Proszanski brings motions asking a judge to order that disability payments continue while the case waits for trial, so clients don't lose their homes or get evicted in the meantime.
Does HIMPRO take disability cases referred by other law firms?
Yes. Several major law firms in the area send their own clients' disability cases to HIMPRO.
Is there a Himelfarb Proszanski office in Richmond Hill?
Yes. A new Richmond Hill office is at 9225 Leslie Street, Suite 201.
Can I work with a HIMPRO lawyer who speaks Portuguese?
Yes. Silene Malhao is fluent in Portuguese and belongs to the Portuguese-Canadian Lawyers Association.
What does the Himelfarb Proszanski Patient Amenities Fund pay for?
The Himelfarb Proszanski Patient Amenities Fund covers everyday items like soap, toothpaste and hairbrushes, and it helps with taxi and TTC fares so families can visit more often. It was set up through the Toronto Rehab Foundation, and social workers and clinic managers use it to meet patients' equipment and amenity needs during recovery.

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This listing was generated by AI from public sources in October 2026. It may contain errors, and we can’t guarantee it’s accurate or complete. Before you rely on anything here, verify it on the firm’s own website. Verify licence status in the Law Society of Ontario directory ↗

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