Best Law Firms in the United States for Securities Regulation

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 Tulsa, Oklahoma
 Tulsa, Oklahoma
United States 2025
 1  National Award
 73  Regional Awards
ORIGINS

Conner & Winters was organized in 1933 in Tulsa, Oklahoma, by John M. Winters, Jr. and Benjamin C. Conner. The young Firm was dealt a temporary setback when, on the day following formation of the partnership, President Franklin D. Roosevelt closed all banks in the nation by executive order, including the Firm's major client. The Firm persevered through this difficult period, and today the bank's successor continues to be a client.

GROWTH

The core activities of the young Firm were initially in banking, real estate, trusts, probate, estate planning, and the rapidly expanding field of oil and gas law. By the end of World War II, the Firm's practice had expanded into litigation; income, estate and gift taxation law; estate planning and corporate finance. During the 1990's, the Firm grew rapidly by acquiring a number of well-qualified attorneys from competing firms. Conner & Winters' Oklahoma City office was opened in 1994, and the Firm's Northwest Arkansas office was opened in Fayetteville in 1995. The Firm has since expanded to Santa Fe, New Mexico, Jackson, Wyoming, Houston and Dallas, Texas, and Washington DC. As a result of its growth, the Firm developed skills in labor and employment, employee benefits, commercial law, corporate and securities, propane, insurance and risk management, and several other areas.

Conner & Winters attributes its diversity of practice and its reputation as one of the region's leading firms to the individual and collective talent of our attorneys and staff. The Firm has been able to attract well-qualified graduates from Ivy League and other nationally prominent law schools as well as important regional and state law schools.

WORK STYLE

Conner & Winters practices the principle that client representation requires a thorough practical understanding of the client's situation - its business, market, products, personnel, strengths and weaknesses. The Firm's interest in its clients is not casual; it is intense. Hard work, independent thought, and practical solutions to problems describe the Firm's work style.
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Tulsa Tier 1 in Securities Regulation
 Columbia, South Carolina
 Columbia, South Carolina
United States 2025
 1  National Award
 67  Regional Awards

Haynsworth Sinkler Boyd, P.A. brings innovative, effective, and practical solutions to the complex problems clients face in today’s interwoven and evolving arenas of law, commerce, technology, insurance, education, healthcare, government, and public relations.

Excellent, efficient legal service requires an in-depth knowledge of our clients’ businesses and the challenges they face in today’s increasingly competitive marketplace. With attorneys experienced in a full range of practice areas, Haynsworth Sinkler Boyd attorneys work as a member of our clients’ team, providing advice and counsel for a broad range of matters, including general operations, regulatory compliance, corporate organization and governance, mergers and acquisitions, securities, taxation, employment, and litigation.

Admissions include state and federal courts in South Carolina, North Carolina, District of Columbia, Georgia, Florida, New York, Ohio, Pennsylvania, Texas,  including the Federal District Court for the District of Columbia, the United States Court of Appeals for the Fourth Circuit, the United States Court of Appeals for the Fifth Circuit, the United States Court of Appeals for the Federal Circuit, and the United States Supreme Court. Backed by more than a century of commitment to the businesses it serves, the firm provides clients with the highest level of advice, counsel, and representation covering a diverse array of matters in regional, national, and international settings.

Distinguished in the legal community, firm attorneys have held leadership positions within state and national organizations such as past presidents of the South Carolina Bar, the South Carolina Bar Foundation, and the South Carolina Defense Trial Attorneys Association; including serving as board members of the American College of Bond Counsel and past president of the National Association of Bond Lawyers (NABL).

Haynsworth Sinkler Boyd, P.A. has more than 110 attorneys and offices located in Charleston, Columbia, Florence, and Greenville, South Carolina, and Raleigh, North Carolina.

 

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Columbia-SC Tier 1 in Securities Regulation
 36  National Awards
 219  Regional Awards
National Tier 1 in Securities Regulation
Miami Tier 1 in Securities Regulation
Tampa Tier 1 in Securities Regulation
 48  National Awards
 130  Regional Awards
National Tier 1 in Securities Regulation
Atlanta Tier 1 in Securities Regulation
Washington, D.C. Tier 2 in Securities Regulation
 37  National Awards
 203  Regional Awards
Indianapolis Tier 1 in Securities Regulation
 1  National Award
 12  Regional Awards
National Tier 3 in Securities Regulation
New Orleans Tier 1 in Securities Regulation
 1  Law Firm of the Year Award
 31  National Awards
 93  Regional Awards
National Tier 2 in Securities Regulation
Houston Tier 2 in Securities Regulation
Dallas/Fort Worth Tier 3 in Securities Regulation
 5  National Awards
 9  Regional Awards
National Tier 3 in Securities Regulation
Colorado Tier 3 in Securities Regulation
 13  Regional Awards
Columbus-OH Tier 2 in Securities Regulation
 22  Regional Awards
Stamford Tier 2 in Securities Regulation
 2  Law Firm of the Year Awards
 34  National Awards
 114  Regional Awards
National Tier 1 in Securities Regulation
Washington, D.C. Tier 1 in Securities Regulation
New York City Tier 2 in Securities Regulation
 1  National Award
 42  Regional Awards
Birmingham Tier 3 in Securities Regulation
 24  National Awards
 181  Regional Awards
National Tier 3 in Securities Regulation
Washington, D.C. Tier 3 in Securities Regulation
 20  Regional Awards
Jacksonville Tier 2 in Securities Regulation
 48  Regional Awards
Portland-ME Tier 2 in Securities Regulation
 36  Regional Awards
New Orleans Tier 2 in Securities Regulation
 8  Regional Awards
Tulsa Tier 3 in Securities Regulation
 21  Regional Awards
Concord Tier 1 in Securities Regulation
 6  National Awards
 43  Regional Awards
Phoenix Tier 3 in Securities Regulation
 2  Law Firm of the Year Awards
 43  National Awards
 159  Regional Awards
National Tier 1 in Securities Regulation
Colorado Tier 1 in Securities Regulation
Dallas/Fort Worth Tier 1 in Securities Regulation
Orange County Tier 1 in Securities Regulation
 1  National Award
 22  Regional Awards
New Jersey Tier 2 in Securities Regulation
 1  Law Firm of the Year Award
 57  National Awards
 440  Regional Awards
National Tier 1 in Securities Regulation
Phoenix Tier 1 in Securities Regulation
 57  National Awards
 432  Regional Awards
National Tier 2 in Securities Regulation
Tampa Tier 1 in Securities Regulation
 37  Regional Awards
Tampa Tier 3 in Securities Regulation
 29  National Awards
 62  Regional Awards
National Tier 1 in Securities Regulation
Chicago Tier 1 in Securities Regulation
 4  National Awards
 40  Regional Awards
Cincinnati Tier 1 in Securities Regulation
 1  Law Firm of the Year Award
 47  National Awards
 180  Regional Awards
National Tier 1 in Securities Regulation
Atlanta Tier 1 in Securities Regulation
Triad Tier 1 in Securities Regulation
 2  Law Firm of the Year Awards
 40  National Awards
 111  Regional Awards
National Tier 2 in Securities Regulation
Washington, D.C. Tier 1 in Securities Regulation
 10  National Awards
 35  Regional Awards
New Jersey Tier 1 in Securities Regulation
 30  Regional Awards
Raleigh Tier 3 in Securities Regulation
 1  Law Firm of the Year Award
 36  National Awards
 125  Regional Awards
National Tier 3 in Securities Regulation
Washington, D.C. Tier 3 in Securities Regulation
 43  Regional Awards
Little Rock Tier 1 in Securities Regulation
 1  Law Firm of the Year Award
 32  National Awards
 292  Regional Awards
National Tier 1 in Securities Regulation
Miami Tier 1 in Securities Regulation
Columbia-SC Tier 2 in Securities Regulation
Greenville Tier 2 in Securities Regulation
 14  Regional Awards
New Jersey Tier 3 in Securities Regulation
 31  Regional Awards
Concord Tier 2 in Securities Regulation
 51  Regional Awards
Utah Tier 1 in Securities Regulation
 1  Law Firm of the Year Award
 50  National Awards
 232  Regional Awards
National Tier 1 in Securities Regulation
Portland-OR Tier 1 in Securities Regulation
Colorado Tier 2 in Securities Regulation
 1  Law Firm of the Year Award
 15  National Awards
 207  Regional Awards
National Tier 3 in Securities Regulation
Birmingham Tier 2 in Securities Regulation
New Orleans Tier 3 in Securities Regulation
 41  National Awards
 117  Regional Awards
National Tier 3 in Securities Regulation
Washington, D.C. Tier 2 in Securities Regulation
 1  Law Firm of the Year Award
 28  National Awards
 62  Regional Awards
National Tier 1 in Securities Regulation
Boston Tier 1 in Securities Regulation
 2  Law Firm of the Year Awards
 34  National Awards
 94  Regional Awards
National Tier 2 in Securities Regulation
San Jose Tier 1 in Securities Regulation
 13  National Awards
 21  Regional Awards
National Tier 1 in Securities Regulation
Washington, D.C. Tier 1 in Securities Regulation
 33  National Awards
 245  Regional Awards
National Tier 2 in Securities Regulation
Cincinnati Tier 1 in Securities Regulation
Detroit Tier 2 in Securities Regulation
 9  Regional Awards
Scottsdale Tier 1 in Securities Regulation
 1  Law Firm of the Year Award
 38  National Awards
 95  Regional Awards
National Tier 1 in Securities Regulation
Boston Tier 1 in Securities Regulation
Washington, D.C. Tier 1 in Securities Regulation
 37  National Awards
 118  Regional Awards
Miami Tier 3 in Securities Regulation
United States 2025
 2  Regional Awards
Baltimore Tier 3 in Securities Regulation
United States 2025
 20  National Awards
 39  Regional Awards
National Tier 2 in Securities Regulation
Houston Tier 1 in Securities Regulation
United States 2025
 13  Regional Awards
Columbus-OH Tier 1 in Securities Regulation
United States 2025
 1  Law Firm of the Year Award
 37  National Awards
 101  Regional Awards
National Tier 1 in Securities Regulation
Dallas/Fort Worth Tier 1 in Securities Regulation
Houston Tier 1 in Securities Regulation
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