Our People

Head Shot of Steve Loenthal.

Steve Lowenthal


Phone: 952-876-8227

Steven Lowenthal is the CEO of SPECTRUM Commercial Services Company. Mr. Lowenthal and his former partner, Brian Van Nevel, purchased SPECTRUM from U.S. Bancorp in March of 2001.

As CEO of SPECTRUM, Steve has responsibility for strategic planning and management of SPECTRUM’s growth and success. Day to day, Steve is responsible for operations and administration, asset-based loan management as well as corporate finance.

Steve joined SPECTRUM in 1996 and is its longest serving team member. He developed its lending philosophies as well as the bulk of its monitoring systems and procedures. He has successfully underwritten hundreds of loans and financing relationships helping SPECTRUM’s many customers prosper. He is the originator of SPECTRUM’s customer focused approach to lending.

Steve has been active in the asset-based, factoring and purchase order financing arenas since 1986 and maintains an excellent record in the recovery of troubled loans. Prior to SPECTRUM, Steve worked as a senior account executive at US Bank’s asset based lending division. Previously, Steve also served as an account executive for a provider of working capital through factoring and purchase order financing programs. When Steve was the portfolio manager at SIMCOR Business Credit, the owner of SIMCOR lost access to capital and Steve successfully wound down the entire portfolio, finding a home for each and every borrower.

Steve received his undergraduate degree (BSB in Business) from the University of Minnesota and his law degree from the William Mitchell College of Law (graduating in the top 10 students of his class) and has completed portions of his Masters of Business Administration. Steve was admitted to the Bar of the State of Minnesota. He is a member of the Commercial Financial Association and the Turnaround Management Association.

Head shot of Anthony wearing white shirt and sport coat.

Anthony Gizinski


Phone: 952-876-8224

Anthony Gizinski is President of SPECTRUM and his duties include shared responsibility for strategic planning and management of SPECTRUM. Day to day responsibilities include oversight of SPECTRUM's sales force and various lending programs as well as the general operations of the company.

Anthony began his career with Fidelity Bank in 1995, rising to VP of commercial lending and group manager, where he worked until joining SPECTRUM in 2013. At Fidelity Bank Anthony managed a successful team of commercial lenders and analysts and also developed and maintained a substantial loan portfolio. Anthony enjoys working with privately owned companies in a variety of industries in all stages of their development.

Academically, Anthony earned both undergrad and graduate degrees from the University of Minnesota including a BS and MBA, both in finance, along with a diploma from the ABA National Stonier Graduate School of Banking. Anthony remains active in the Carlson School Mentorship Program and has also been a guest lecturer at the St. Thomas Law School, the Opus School of Business, and the Carlson School of Management.

Anthony has been actively involved with the following professional organizations: Association for Corporate Growth (ACG), First Tuesday, The Carlson School Mentorship Program, The Risk Management Association (RMA), Entrepreneur's Organization (EO) and the Secured Finance Network (SFN).

Headshot of Mark Schwieters in a dark suite and brown tie.

Mark Schwieters

SVP Sales Manager; Minnesota

Phone: 952-876-8236

Mark Schwieters joined SPECTRUM as Senior Vice President and Sales Manager in 2013. His focus is on leading SPECTRUM’s business development efforts, coordinating credit approval of new customers and opening new sales offices. Mark heads a team consisting of 3 business development officers that are located throughout the Midwest and Great Lakes regions.

Mark has over twenty-five years of asset based lending experience, in capacities ranging from collateral audit, portfolio management and new business development. During his career, he has worked with closely held companies in manufacturing, wholesale distribution and various service industries throughout the upper Midwest.

Mark places significant value on relationships with referral sources including bankers, accountants, attorneys, and turnaround practitioners.

Mark received a B.S. in Accounting from St. John’s University in Collegeville, MN. He is a past President of the Minnesota chapter of the Turnaround Management Association and he also belongs to the MN chapter of the Secured Finance Network.

John Klehm Headshot

John Klehm

Senior Vice President; Michigan

Phone: 248-438-6782

John Klehm is a Senior Vice President with SPECTRUM, having over 30 years’ experience in commercial banking and asset-based finance. John joined in 2010 and is responsible for sourcing financing opportunities primarily in Michigan, Ohio and Indiana. John is active in the Detroit Chapter of the Turnaround Management Association, contributing as a Board member, Newsletter Chair and currently part of the Programming Committee.

After graduating with a BS degree in Finance from Central Michigan University, John joined Manufacturer’s Bank (now Comerica) in their commercial credit training program and earned his MBA in Finance from Wayne State University in 2006.

Headshot of Nick wearing a yellow tie and grey sportcoat.

Nick Schweim

Vice President; Minnesota

Phone: 952-876-8234

Nick Schweim joined SPECTRUM Commercial Services Company in 2018 as a Vice President / Business Development Executive in the Minneapolis office. Nick spends the majority of his time working closely with a variety of business professionals; including commercial bankers, restructuring advisors, CPA’s, consultants, investment bankers and attorneys to provide financing solutions to their current and prospective clients. For those companies needing alternative financing, Nick utilizes SPECTRUM’s various loan programs to arrange a tailor-made financing solution for early-stage and rapid growth entities, as well as for M&A opportunities and for companies that are currently unable to obtain traditional bank financing.

Prior to joining SPECTRUM, Nick had over 18 years of combined experience in direct lending, underwriting, debt placement and advisory services while working at community banks, a large corporate bank and an investment banking firm. During his career, Nick has assisted commercial clients with their business financial needs and has worked with a variety of companies from closely-held businesses to public companies across a variety of industries including: manufacturing, distribution, business services, tech, Ag, oil & gas, med-tech and others.

Nick graduated with a B.S. degree in Finance from Minnesota State University, Mankato. He is currently involved in Association for Corporate Growth (ACG), Secured Finance Network (SFN), Turnaround Management Association (TMA), and Risk Management Association (RMA).

Man in grey suit looking at the camera.

Travis Smith

Vice President, Charlotte 

Phone: 910-690-5983

Travis Smith joined the SPECTRUM team as Vice President / Business Development Officer in June 2020. He is a native of North Carolina and a graduate of East Carolina University, where he obtained a degree in Economics. Travis has more than 20 years of experience in the financial services industry.

He’s spent the past several years working as Vice President of Business Development for factoring companies and asset based lenders covering the Carolinas, Tennessee and Virginia. He has also held the positions of Market Executive, Business Development Officer and Commercial Relationship Manager for several North Carolina based financial institutions. Travis joined SPECTRUM with the goal of providing working capital and fixed asset financing solutions to businesses that are unable to obtain traditional bank loans. He has earned a reputation in his market for providing the most relevant financial solutions to businesses, while consistently creating a positive client experience. Travis is a member of the Secured Finance Network chapter in Charlotte.

Jeff Headshot Wearing blue tie, shirt, and sport coat.

Jeff Colquette

Business Development Executive; Minnesota

Phone: 952-876-8229

Jeff Colquette joined SPECTRUM in 1999, starting in the factoring and accounts receivable finance division, rising to manager in 2001. Jeff’s contributions were instrumental to the development of the various factoring due diligence and day to day operating procedures which SPECTRUM continues to utilize.

In October 2006, Mr. Colquette transitioned to an underwriting support and sales and marketing role. Jeff assists with credit analysis and documentation of many of SPECTRUM’s asset-based and accounts receivable financing clients as well as working with community bankers throughout Minnesota and loan brokers nationwide.

Jeff received his BS degree from the University of Nebraska-Omaha in Marketing. After graduation, Mr. Colquette worked with Ford Motor Credit Company. During his 9 year tenure with Ford Motor Credit, Jeff worked as a collections representative, marketing representative, and as a credit analyst for retail/commercial installment contracts and wholesale auto floor plans.