Maureen O’Gara-Adford is a professional who has over 32 years of experience in both the Public sector as well as the Private sector of accounting. This experience working on both sides of the industry enables her to offer consulting services to a variety of businesses and to improve their operations, internal controls and overall profitability.
Specializations include manufacturing, construction, software development, distributorships, automobile and motorcycle dealerships, restaurants and other specialized industries. Her approach to examining problems and determining the proper course of action is a definite strength to any organization.
Maureen graduated from California State University Northridge, joined gish SEIDEN LLP in 1986, and became Partner in 1999. Maureen became Managing Partner in 2006, making her the first female to hold the position in the firm’s history.
Maureen is currently a member of the American Institute of Certified Public Accountants, California Society of Certified Public Accountants, and the CSUN Alumni Association.
In her free time, Maureen enjoys spending time with her children and grandchildren.
– 2011 San Fernando Valley Business Journal’s Trusted Advisors Award
– 2013 San Fernando Valley Business Journal’s Trusted Advisors Award
– 2015 San Fernando Valley Business Journal’s Trusted Advisors Award
– 2015 Los Angeles Business Journal’s “Nonprofit & Corporate Citizenship” Award
Phone: (818)-854-6100 ext. 224
Martin D. Seiden possesses a high level of technical expertise as the partner in charge of taxation standards for our firm. His 40+ year experience in the areas of small business accounting, income taxes, auditing, fiduciary accounting and estate planning is extensive. Marty continues the firm’s commitment to help clients select the best possible option available to them for minimizing taxes and maximizing results.
A 1975 graduate of the University of California, Berkeley, Marty became a Certified Public Accountant in 1977. Marty joined our firm in 1978 and became Partner in 1986.
Marty is currently a member of the American Institute of Certified Public Accountants, the California Society of Certified Public Accountants, the Woodland Hills Tax and Estate Planning Council, and the ProVisors Professionals Networking Group. He has also been involved in the leadership of the California Society of CPAs in the CalCPA State and Chapter Board of Directors and as Chapter Vice-President.
Marty is a sports fan and when he’s not rooting for the LA Dodgers, LA Kings, and Cal Bears, he enjoys working out.
– 2012 San Fernando Valley Business Journal’s Trusted Advisors Award
– 2014 CalCPA Los Angeles Chapter Lifetime Service Award
Phone: (818)-854-6100 ext. 223
As both a CPA and gish SEIDEN partner, Stan Arutti focuses on evaluating and improving the efficiency within the accounting departments of mid- to small-size businesses. With over 16 years of both public and private accounting experience, Stan actively consults businesses and successful individuals with a variety of services including tax planning and accounting. Stan is committed to assessing each of his clients both, businesses and individuals, so that he can successfully provide them with the best and most practical solutions. In addition to accounting, Stan specializes in providing business and personal tax strategies.
Stan graduated from University of California, Riverside with a degree in Business Administration with an emphasis in Accounting. Stan also manages the Peer Review process within the firm, which is an examination of the quality of the financial work of the firm.
Outside of the office, Stan is an avid chess player (he has won several chess tournaments). He also likes traveling, 80s music, and spending time with wife and three children.
– 2013 San Fernando Valley’s Trusted Advisors Award
– 2015 San Fernando Valley’s Trusted Advisors Award
Phone: (818)-854-6100 ext. 228
As a Partner and CPA at gish SEIDEN, Lance Lobdell services the various needs of his clients, which range from mid- to small-size businesses and successful individuals & families. He focuses on providing business and personal tax strategies
Lance has over 26 years of CPA firm experience, which includes 13 years of working for a sole proprietorship. He assists a variety of clients within several different industries. Lance specializes in business consulting and serves his clients with their tax planning and accounting needs. His combination of advanced experience and high attention to detail, are attributes that are highly appreciated by his clients.
Originally from Simi Valley, Lance attended Pensacola Christian College in Florida, where he graduated with a degree in Accounting. Lance joined the firm in 2001 and has developed an extremely well-rounded background. He is also the firm representative for Nexia International’s SALT Group, which is a special interest group for State and Local Taxation.
Outside the office, Lance is highly involved with his church, where he provides leadership, participates in volunteer activities, and is a member of the church’s school board. Lance is happily married with two sons and one daughter.
Phone: (818)-854-6100 ext. 216
As a Partner and CPA at gish SEIDEN, Darryl Gross focuses on tax planning and business advisory services for mid- to small-size businesses, as well as successful individuals and families. Darryl is also known for his expertise in the financial accounting arena. His strategic planning techniques ensure that client needs are met and exceeded.
With over 10 years of experience in both public and private accounting, Darryl continues to expand his knowledge of tax planning and business consulting into a variety of industries. Darryl has a concentration of clients in the auto dealership, manufacturing and restaurant industries. His commitment and dedication are valuable assets to gish SEIDEN’s business practices, while his outgoing personality allows him to bring a personable and memorable experience to his clientele.
As a Los Angeles native, Darryl attended the University of California Santa Barbara and graduated with a degree in Economics with an emphasis in Accounting. Darryl is a member of the California Society of CPAs, the American Institute of CPAs, ProVisors and is currently the chair of the Firm’s Marketing Committee.
Darryl is a frequent guest speaker at Cal Poly Pomona’s Restaurant Management course. Outside the office, Darryl enjoys running, having completed more than five half-marathons and numerous 5K and 10K runs. He is a huge fan of the Lakers, Dodgers and Kansas City Chiefs. He is happily married and enjoys spending time with his family.
– 2018 San Fernando Valley’s Trusted Advisors Award
Phone: (818)-854-6100 ext. 218
Lynnette Shidner has considerable experience in analyzing the operations of small to medium sized businesses, which allows her to offer clients crucial insight into the business environment. This knowledge has proven invaluable in assisting business owners with making operational decisions and improving profitability. She specializes in working with clients and their attorneys regarding alternatives for business succession planning and stockholder agreements.
Lynnette graduated from California State University, Northridge, joined the firm in 1985 and became partner in 1993, making her the first female partner in the firm’s history. Lynnette is a member of the American Institute of Certified Public Accountants, California Society of Certified Public Accountants, CSUN Alumni Association and a Community Representative for the Make-A-Wish Foundation of the Tri-Counties where she served as a member of the Board of Directors from 2011 to 2016.
Outside of the office, Lynnette enjoys spending time with her family and watching NASCAR races.
– 2013 San Fernando Valley Business Journal’s “Women in Business” Award
– 2018 Make-A-Wish Tri-Counties Community Partner of the Year
Phone: (818)-854-6100 ext. 222
As a Senior Tax Manager with over 14 years of experience in public accounting, Jessica focuses on business taxation and planning for clients in a wide variety of industries. She specializes in multi-state taxation and compliance for business clients. Jessica joined the firm in 2004 and is also the chair of the firm’s tax committee.
Jessica is an alumna of University of California, Santa Barbara, where she earned a B.A. in Business Economics with emphasis in Accounting. She also holds a Master’s in Business Taxation from the University of Southern California. Jessica is also a member of the California Society of CPAs.
Outside the office, Jessica enjoys spending time with her family and traveling.
Phone: (818)-854-6100 ext. 219
With more than 38 years of expertise, Barry specializes in audits, reviews, agreed upon procedures, mergers & acquisitions, cash flow, and capital & credit capacity.
A native of Connecticut, Barry earned a degree in Economics and Finance from the University of Hartford in Connecticut. He also holds an MBA from California Lutheran University. He is a member of the California Society of CPAs and the American Institute of CPAs.
When he’s not helping clients sort their finances, he enjoys visiting different parts of SoCal with his son and experiencing the food, culture, and sporting events each city has to offer.
Phone: (818)-854-6100 ext. 240
Harold has 22 years of expertise in accounting. But prior to pursuing a career accounting industry, Harold co-owned a manufacturing company in the Los Angeles area with his father for over 20 years.
As Senior Tax Manager for gish SEIDEN, Harold’s areas of expertise include high net worth individual taxation, taxation of closely held businesses, and estates and trusts. Harold is a member of the California Society of CPAs and the American Institute of CPAs.
Outside of the office, he spends much of his time with his family and traveling. He also enjoys watching sports and playing golf.
Phone: (818)-854-6100 ext. 252
Since 2008, Allison has focused on accounting and tax services for small to mid-sized businesses, state nexus and state income tax filing requirements, individual income taxes, and tax planning for individuals and businesses. She is also in charge of gish SEIDEN’s mentoring program.
A graduate of California State University, Northridge, Allison is also a member of the California Society of CPAs.
Allison loves cooking and spending time outdoors, especially with her family.
Phone: (818)-854-6100 ext. 221
Sargis has been a CPA for 14 years and has worked in public accounting for more than 20 years. He joined gish SEIDEN in 2016 with an estate and trust specialty. He is also proficient with business and personal tax returns. In addition to his financial expertise, Sargis is fluent in four languages – English, German, Assyrian, and Farsi.
Sargis is a member of the California Society of CPAs, the American Institute of CPAs, ProVisors, and the San Fernando Valley Estate Planning Council.
When he’s not at the office, Sargis enjoys skiing, cross country running, volleyball, and watching the latest movies.
Phone: (818)-854-6100 ext. 217
Christy has over 10 years of experience in the accounting profession. As an auditor, Christy focuses on managing engagements and developing staff. She has comprehensive experience in federal and multi-state tax compliance and consultation services for high net worth individuals, corporations, tiered partnerships, trusts, and closely held businesses. She is part of the Auditing and Accounting Committee at the firm.
Christy holds a Bachelor’s of Science in Accountancy from California State University, Northridge and is a member of the California Society of CPAs and the American Institute of CPAs.
Outside of the office, Christy likes to spend time with family and her golden retriever.
Phone: (818)-854-6100 ext. 215
Ayk has more than 21 years in the financial industry and has worked with gish SEIDEN for 17 of those years. He works with clients on individual and business income tax returns, tax compliance, tax planning, tax controversy, QuickBooks setup and troubleshooting.
He is a member of the California Society of CPAs and the American Institute of CPAs. Additionally, Ayk volunteers with various nonprofit organizations in the greater Los Angeles area and provides accounting and consulting services.
While not at work, Ayk plays basketball and likes to spend time with his family.
Phone: (818)-854-6100 ext. 220
Lisa started her career in 2011 at gish SEIDEN as an intern, working her way up to a full-time staffer. She prepares business and personal tax returns, compilations, reviews and audits, payroll tax returns, sales tax returns, business license renewals, annual corporate state renewals, and Form 1099’s. Additionally, she specializes in QuickBooks and bookkeeping training.
She holds an Accounting degree from California State University, Northridge, and is a member of the California Society of CPAs and the American Institute of CPAs.
Lisa spends her free time volunteering at organizations including Operation Gratitude, Habitat for Humanity, and Make-A-Wish Tri-Counties, traveling, and hanging out with her family, friends, and two dogs.
Phone: (818)-854-6100 ext. 210
With over 9 years of experience, Sarah specializes in business taxes and accounting. Her focuses include multistate and exempt (nonprofit) entities.
Originally from Chicago, Sarah earned her B.S. in Accounting from DePaul University in Chicago. She is currently a member of the California Society of CPAs and the American Institute of CPAs.
Outside of work, Sarah likes to travel and spend time outdoors with her husband and two kids.
Phone: (818)-854-6100 ext. 213
Since 2014, Sam has focused on completing tax returns for individuals, conducting reviews, compilations, and audits for a variety of businesses, and providing bookkeeping training. Additionally, he is part of the firm’s Marketing committee and oversees the Craft Brewery niche group at gish SEIDEN.
Sam graduated from University of Oregon with a B.S. in Accounting and is a member of the California Society of CPAs.
He is an avid baseball fan and in his free time enjoys teeing off on the golf course.
Phone: (818)-854-6100 ext. 235