Our Team

Partner with a team equally invested in achieving your goals.

Mike De Stefano, DMS Management Solutions

Mike De Stefano

Mike is a co-founder and co-owner of DMS.  Mike began his career over 30 years ago with a large public accounting firm and then transitioned to positions as  accounting manager or controller in small, medium-size and large firms. His diverse experience solidified his enthusiasm for helping small businesses in the areas of accounting, finance and human resources.  Through DMS, Mike achieved his goal of providing corporate-level experience and services at rates that a small business can readily afford.

Mike is passionate about providing practical, cost-effective solutions to business owners and takes immense personal pride in growing his clients’ success.  Positively affecting the bottom-line for his customers provides challenges and personal satisfaction well beyond working for larger corporations. Mike has experience in retail, service, architectural, engineering, real estate and medical fields.

Mike is a 1980 cum laude graduate of Cleveland State University and is a lifelong resident of Northeast Ohio.  He is a diehard sports enthusiast and resides with his wife Susan in Highland Heights.

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Maria Angotti, DMS Management Solutions

Maria Angotti

Maria is the Chief Onboarding Officer at DMS and has more than 20 years of experience in general accounting. She specializes in multiple accounting packages with a strong working knowledge of QuickBooks, as evidenced by her QuickBooks ProAdvisor designation.

Her extensive experience enables her to provide a seamless transition to QuickBooks based on the client’s specific industry. Maria is also able to work with clients to enhance utilization of an existing QuickBooks installation.

Her clients include a wide range of small businesses with a focus on legal services, retail sales operations, and manufacturing companies. Her knowledge of company operations allows her to collaborate with the client’s management team on forecasting, tax planning, and asset management.

Maria earned her degree from Miami University of Ohio. Maria donates her expertise to non-profit organizations by helping with their 501( c )(3) applications. She enjoys her free time with her family in Vermilion, OH.

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Terri Harrison, DMS Management Solutions

Terri Harrison

Terri is the Director of Operations at DMS with over 15 years of experience in general accounting, project accounting, forensic accounting and bookkeeping. Terri spent six years in the Manufacturing field and twelve years in the Architectural & Engineering field.

Terri brings to DMS great enthusiasm for helping companies trouble shoot problem areas and find ways to run more efficiently. Terri truly enjoys getting to know her clients and is committed to their success. Always eager to help, she is very detail oriented and highly motivated. She has advanced financial analysis skills, setup / analysis of budgets, data  evaluation and system management. Terri is proficient in a variety of software  accounting programs as well as Microsoft Office programs.

Terri earned her Bachelor of Science of Business Administration degree from Myers University,  and resides in Lakewood with her family.

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John Tubbs, DM Management Solutions

Laura Granito

Laura is a DMS Senior Accounting Manager with over 30 years of experience in general accounting. Her expertise includes financial statement preparation, budgeting, cash forecasts, account reconciliation and analysis, payroll processing, intercompany reconciliation, sales tax, accounts payable and accounts receivable.

Laura has worked in a wide range of industries which include Automotive Manufacturing, Environmental, Wind Power, Software/EDI Development and Plastics Manufacturing. She has worked for companies in both the Cleveland area and the East Bay area of California.

Laura earned her accounting degree from Cleveland State University and lives in Garfield Heights with her husband Vince and children, Andrew and Alyssa.

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John Tubbs, DM Management Solutions

John Tubbs

John is a DMS Account Manager, bringing 30 years of diverse experience to our clients. John has spent the last 15 years as part of a leadership team for small to medium-sized non-profit organizations. His skills include preparing financial statements, annual budget planning, grants and contract management, A/P, A/R, and balance sheet reconciliation. John is able to run all aspects of a small business, including payroll, employee benefits and pension plans. He began his career at one of the Big 8 Accounting firms, and has experience with auditing and tax preparation.

John finds personal satisfaction in helping small businesses tighten accounting processes, and is a patient and detailed coach and teacher. He is an excellent communicator and people focused.

John graduated with a B.S. in Accounting from the University of Notre Dame (Go Irish!) and lives in Lorain with his wife and teenage son.

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Lisa O'Brien

Lisa is a DMS Account Manager with 15 years of experience in accounting for small to medium-sized businesses. She has associate degrees in Business and Accounting obtained through Lorain County Community College and the University of Akron.

While working in a small public accounting firm she was exposed to a diverse clientele and became proficient in a number of different industries as well as programs such as Sage, Quickbooks, Microsoft Office, Thomsen Reuters Suite, and Lacerte.

Her skills include bookkeeping, financial statement preparation, payroll processing, trial balance analysis, auditing experience, small business startup, and tax preparation for individuals and businesses.

Lisa resides in Amherst and in her free time enjoys running and catching up with family and friends.

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Steven Dieringer, DMS Accounting Manager

Steven Dieringer

Steven Dieringer is a DMS Accounting Manager with over 12 years of broad experience as a CPA.  This experience includes ten years in public accounting and two working in the accounting/finance department of a not-for-profit organization.

Steven has worked with a variety of entities including manufacturing companies, not-for-profit organizations, service firms, and employee benefit plan providers.  His experience includes financial statement preparation, budgeting, benchmarking, and implementing and improving internal control processes. He enjoys the opportunities to present financial information to his clients in order to discuss operations, find areas for improvement, and assist in meaningful decision-making.

Steven graduated with a Master’s in Accountancy from the University of North Carolina at Wilmington in 2006 and currently resides in the West Park neighborhood of Cleveland.  In his free time, he enjoys volunteering. Steven currently serves as the co-chair of the Associate Board of the Malachi House, providing him with opportunities to plan fundraisers and raise awareness in the community.

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Carolyn Greene Gens

Carolyn is a DMS Account Manager with over 35 years of experience in private industry and public accounting.

Carolyn has worked as a controller in the distribution and manufacturing industries performing month-end and year-end close, financial analysis, project management and audit support. In addition, she has provided contract services for CPA firms and corporations including accounting/bookkeeping services.

Carolyn has taught accounting at Lakeland Community College and started her career at Arthur Young & Co. She graduated from Cleveland State University with a Bachelor of Business Administration. Carolyn resides in Medina with her family.

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Valerie Mechenbier

Val is the Office and Marketing Manager at DMS. Val is an experienced office administrator & marketing professional and has worked for small independent businesses, non-profit organizations, and several regional/national corporations. Her skills include Microsoft Office, database administration, event planning, business communications, WordPress, and social media.

Prior to DMS, Val worked in payroll, human resources, and financial systems implementation and management. The consistent theme through Val’s professional experience is her ability to serve the needs of the organization and its clients with an emphasis on superior customer service.

Val has a Bachelor’s degree from Oberlin College. She lives in Fairview Park with her husband Dave and enjoys spending time with their four children.

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Anna Tanczos

Anna is a Senior Staff Accountant with more than 25 years of accounting experience (including Accounts Payable, Accounts Receivable, Purchasing, and Project Management) for small businesses in various industries. She has extensive knowledge of QuickBooks software and is experienced in processing payroll using QuickBooks, Intuit online, and ADP.  She is also well-versed in preparing W-2’s, 1099, CAT and Sales Tax forms. Anna has experience in automating manual accounting processes and gained exceptional organizational skills from her work at an IT consulting firm.

Anna holds a certificate in Small Business Management and is a Notary Public.  She is a former Treasurer of ABWA (American Business Women Association - Cleveland Chapter).

Anna was born in Italy and speaks fluent Italian.  She now resides in Sagamore Hills with her husband and two sons. She enjoys walking, especially for community causes.

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Tina Massingill

Tina is a Staff Accountant at DMS with more than 25 years of experience in general accounting and bookkeeping. Tina spent five years as a Bookkeeper in a small “mom & pop” retail establishment before becoming an Office Manager for a fabrication shop for 12 years. Tina also has bookkeeping experience in a law firm, as well as accounting experience with credit unions & payroll and A/R experience in the service industry. She is very proficient in QuickBooks and Peachtree, and has experience with PC Law. She also has several years of experience in construction billing, using AIA billing forms.

Tina earned her Associate Degree in Accounting and certificate of Proficiency in Payroll at Cuyahoga Community College in 2016.

Tina resides in North Royalton with her boyfriend Jason. Tina enjoys bowling and spending time with her adult children Mindy, Hannah and Jimmy. She is active in her Church and volunteers her time as a director for the local bowling association.

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Rachel Faciana, DMS Management Solutions, Westlake, Ohio

Rachel Faciana

Rachel is an alumnus of the University of Cincinnati with a double major in International Affairs and Sociology, where she graduated Cum Laude. Upon graduation, Rachel began working for her family’s company, SDF Construction, as the Director of Business Operations. At SDF, Rachel oversaw all business operations including finance, human resources, marketing, and more. In Summer 2017, Rachel began pursuing her Masters of Business Administration in Accounting at Cleveland State University, where she has been a Presidents List recipient. Rachel has extensive skills in Quickbooks and Excel and has proficiency in other accounting software.

Rachel is an active participant in Engage! Cleveland, a young professional organization, as well as an active alumni member of Alpha Kappa Psi business fraternity. For fun, Rachel loves to hang with her dog Kirby, collect vinyl records, and enhance her culinary skills. Rachel currently resides in North Royalton, Ohio.

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brianna mirtich, staff accountant, DMS Management Solutions, Westlake, Ohio

Brianna Mirtich

Brianna is DMS Staff Accountant with over 5 years of experience in the financial and accounting industry including being a compliance associate with a wealth management company, tax prep assistant, and working as a commission’s accountant for a medium-sized local company. She is knowledgeable in FINRA, SEC, FCIC compliance, budget analysis, GL Accounting, and reconciliations. She has an associate’s degree in business with a focus in accounting and is continuing her education at Cleveland State University majoring in business and psychology.

Brianna is proficient in Great Plains (Microsoft Dynamics), QuickBooks, and Microsoft Office. She enjoys extensive problem solving and finding solutions for clients and their needs.

In her time away from work she enjoys hiking, being outdoors, and traveling. Brianna is also a competitive powerlifter and an avid reader. 

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Sueellen Bruhn, DMS Management Solutions

Sueellen Bruhn

Sueellen has a strong background in accounting for small to medium-sized businesses. She also has experience in IT technical support, project management, and document preparation and editing in Word, Excel, and PowerPoint presentations.

Sueellen has 15 years of accounting experience in a variety of industries using QuickBooks software. She has created accounting records for new companies, and provided forensic and cleanup services for distressed company files. Sueellen takes pride in her detail-oriented personality to provide efficient accounting services. She can provide data entry, accounts payable, accounts receivable, and all payroll services, including filing monthly, quarterly, and yearly payroll tax returns.

Sueellen also teaches QuickBooks software part time to adult students. She enjoys working with the owners and office personnel of small to medium-sized businesses to either create new or enhance current accounting practices to ensure accurate and proficient cash controls are in place.

Sueellen resides in Vermilion, OH with her husband and two children.

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Maria Sinatra, DMS Administrative Assistant

Maria Sinatra

Maria is an Administrative Assistant at DMS and she holds an Associate of Arts degree from Cuyahoga Community College. She is pursuing a Bachelor of Science in Health Sciences (BHBS) degree from Cleveland State University.

Maria also works part-time at Fat Head’s Brewery. For fun, she loves to explore the city that she has called home for over 25 years. She enjoys outdoor activities, traveling both near and far to unexplored places, and spending time with animals as often as she can. Maria currently resides in Lakewood, Ohio.

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